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-rw-r--r--js/scripting-lang/scratch_tests/dev_01_simple_test.txt9
-rw-r--r--js/scripting-lang/scratch_tests/dev_02_test_parser_changes.txt35
-rw-r--r--js/scripting-lang/scratch_tests/fac.txt8
-rw-r--r--js/scripting-lang/scratch_tests/fizzbuzz_explorations.txt7
-rw-r--r--js/scripting-lang/scratch_tests/flatten_scrap.txt25
-rw-r--r--js/scripting-lang/scratch_tests/test_abs.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_abs_fixed.txt19
-rw-r--r--js/scripting-lang/scratch_tests/test_alternative_syntax.txt18
-rw-r--r--js/scripting-lang/scratch_tests/test_alternatives_only.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_and_negative.txt6
-rw-r--r--js/scripting-lang/scratch_tests/test_and_negative_fixed.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_and_operator.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_and_operator_simple.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_and_parentheses.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_and_simple.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_ast_debug.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_at_operator.txt21
-rw-r--r--js/scripting-lang/scratch_tests/test_available_functions.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_backward_compatibility.txt21
-rw-r--r--js/scripting-lang/scratch_tests/test_bool_debug.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_boolean_keys.txt7
-rw-r--r--js/scripting-lang/scratch_tests/test_case_debug.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_combinator_solution.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_comparison_debug.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_comparison_functions.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_complex_expr_debug.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_complex_func_debug.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_complex_negate.txt28
-rw-r--r--js/scripting-lang/scratch_tests/test_complex_validation_debug.txt21
-rw-r--r--js/scripting-lang/scratch_tests/test_complex_validation_only.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_compose_debug.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_compose_debug_detailed.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_compose_direct.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_compose_order.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_composition.txt4
-rw-r--r--js/scripting-lang/scratch_tests/test_composition_debug.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_composition_implementation.txt34
-rw-r--r--js/scripting-lang/scratch_tests/test_composition_working.txt33
-rw-r--r--js/scripting-lang/scratch_tests/test_control_only.txt25
-rw-r--r--js/scripting-lang/scratch_tests/test_coord_debug.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_coord_only.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_current_tables.txt33
-rw-r--r--js/scripting-lang/scratch_tests/test_curry.txt5
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_arrow.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_composition.txt7
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_enhanced_case.txt19
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_equals.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_func_call.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_func_call_when.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_map.txt27
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_t_map.txt21
-rw-r--r--js/scripting-lang/scratch_tests/test_debug_table.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_direct_verification.txt63
-rw-r--r--js/scripting-lang/scratch_tests/test_dot_notation.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_each_combinator.txt59
-rw-r--r--js/scripting-lang/scratch_tests/test_each_comprehensive.txt43
-rw-r--r--js/scripting-lang/scratch_tests/test_each_parsing.txt27
-rw-r--r--js/scripting-lang/scratch_tests/test_each_simple.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_each_simple_call.txt20
-rw-r--r--js/scripting-lang/scratch_tests/test_each_solution.txt27
-rw-r--r--js/scripting-lang/scratch_tests/test_each_step_by_step.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions.txt84
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions_comprehensive.txt162
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions_gradual.txt59
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions_minimal.txt40
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions_partial.txt50
-rw-r--r--js/scripting-lang/scratch_tests/test_embedded_functions_simple.txt29
-rw-r--r--js/scripting-lang/scratch_tests/test_enhanced_case_final.txt62
-rw-r--r--js/scripting-lang/scratch_tests/test_enhanced_case_verification.txt229
-rw-r--r--js/scripting-lang/scratch_tests/test_enhanced_compose.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_enhanced_debug.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_equals_function.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_exact_expr_debug.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_expression_function.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_factorial.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_factorial_fixed.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_filter_debug.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_filter_issue.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_first_part.txt48
-rw-r--r--js/scripting-lang/scratch_tests/test_fizzbuzz.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_fizzbuzz_only.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_debug.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_debug2.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_only.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_original.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_value.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_func_call_when.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_func_calls_debug.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_func_calls_only.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_func_debug_detailed.txt24
-rw-r--r--js/scripting-lang/scratch_tests/test_func_eval.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_func_no_match.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_func_pattern.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_func_return.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_function_arg_syntax.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_function_body.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_function_calls_in_tables.txt28
-rw-r--r--js/scripting-lang/scratch_tests/test_function_declaration.txt37
-rw-r--r--js/scripting-lang/scratch_tests/test_function_issue.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_function_precedence.txt32
-rw-r--r--js/scripting-lang/scratch_tests/test_function_reference.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_functions.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_grade.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_grade_comparison.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_gradual_build.txt24
-rw-r--r--js/scripting-lang/scratch_tests/test_listen_emit_basic.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_listen_emit_comprehensive.txt48
-rw-r--r--js/scripting-lang/scratch_tests/test_listen_emit_final.txt44
-rw-r--r--js/scripting-lang/scratch_tests/test_listen_emit_simple.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_logical_and_debug.txt26
-rw-r--r--js/scripting-lang/scratch_tests/test_map_comparison.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_minimal_enhanced.txt32
-rw-r--r--js/scripting-lang/scratch_tests/test_minimal_enhanced_case.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_minimal_when.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_minus_debug.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_modulo_in_when.txt30
-rw-r--r--js/scripting-lang/scratch_tests/test_multi_param_when.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_multi_validation_debug.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_multi_validation_only.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_multi_validation_simple.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_multi_value_expr.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_multiple_values_parens.txt29
-rw-r--r--js/scripting-lang/scratch_tests/test_nested_debug.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_nested_functions.txt28
-rw-r--r--js/scripting-lang/scratch_tests/test_nested_only.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_nested_table.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_nested_when.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_original_problem.txt6
-rw-r--r--js/scripting-lang/scratch_tests/test_parens_disambiguation.txt29
-rw-r--r--js/scripting-lang/scratch_tests/test_parens_in_when.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_parens_multiple.txt37
-rw-r--r--js/scripting-lang/scratch_tests/test_parenthesized_only.txt5
-rw-r--r--js/scripting-lang/scratch_tests/test_pattern_debug.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_pattern_part1.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_pattern_part2.txt24
-rw-r--r--js/scripting-lang/scratch_tests/test_pattern_part3.txt28
-rw-r--r--js/scripting-lang/scratch_tests/test_pipe_debug.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_pipe_function.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_pipe_nested.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_pipe_simple.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_plus_debug.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_precedence_comprehensive.txt129
-rw-r--r--js/scripting-lang/scratch_tests/test_precedence_fix.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_precedence_simple.txt21
-rw-r--r--js/scripting-lang/scratch_tests/test_precedence_variations.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_predicate_functions.txt35
-rw-r--r--js/scripting-lang/scratch_tests/test_reduce_debug.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_reduce_simple.txt1
-rw-r--r--js/scripting-lang/scratch_tests/test_run_function.js24
-rw-r--r--js/scripting-lang/scratch_tests/test_simple.txt5
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_and.txt14
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_bracket.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_composition.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_fizzbuzz.txt43
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_func_call.txt10
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_function.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_harness.txt7
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_minus.txt4
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_multiple.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_plus.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_unary_minus.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_verification.txt51
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_when.txt9
-rw-r--r--js/scripting-lang/scratch_tests/test_simple_when_equals.txt17
-rw-r--r--js/scripting-lang/scratch_tests/test_t_access_simple.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_t_function_call.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_t_namespace.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_table_access_debug.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_table_access_in_functions.txt22
-rw-r--r--js/scripting-lang/scratch_tests/test_table_access_only.txt15
-rw-r--r--js/scripting-lang/scratch_tests/test_table_access_when.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_table_enhancements.txt747
-rw-r--r--js/scripting-lang/scratch_tests/test_table_enhancements_comprehensive.txt90
-rw-r--r--js/scripting-lang/scratch_tests/test_table_enhancements_final.txt84
-rw-r--r--js/scripting-lang/scratch_tests/test_table_enhancements_minimal.txt18
-rw-r--r--js/scripting-lang/scratch_tests/test_table_enhancements_working.txt102
-rw-r--r--js/scripting-lang/scratch_tests/test_table_function.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_table_structure.txt16
-rw-r--r--js/scripting-lang/scratch_tests/test_unary_minus.txt8
-rw-r--r--js/scripting-lang/scratch_tests/test_unary_plus.txt3
-rw-r--r--js/scripting-lang/scratch_tests/test_when_debug.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_when_in_table.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_when_in_table_simple.txt13
-rw-r--r--js/scripting-lang/scratch_tests/test_when_pattern_matching.txt25
-rw-r--r--js/scripting-lang/scratch_tests/test_when_simple.txt7
-rw-r--r--js/scripting-lang/scratch_tests/test_when_string_debug.txt12
-rw-r--r--js/scripting-lang/scratch_tests/test_working_cases.txt11
-rw-r--r--js/scripting-lang/scratch_tests/test_working_multiple.txt18
-rw-r--r--js/scripting-lang/scratch_tests/validate_table_scrap.txt21
189 files changed, 4817 insertions, 0 deletions
diff --git a/js/scripting-lang/scratch_tests/dev_01_simple_test.txt b/js/scripting-lang/scratch_tests/dev_01_simple_test.txt
new file mode 100644
index 0000000..74edad2
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/dev_01_simple_test.txt
@@ -0,0 +1,9 @@
+/* Simple test for function call parsing */
+
+factorial : n ->
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+result : factorial 5;
+..out result;
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/dev_02_test_parser_changes.txt b/js/scripting-lang/scratch_tests/dev_02_test_parser_changes.txt
new file mode 100644
index 0000000..a4af8bb
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/dev_02_test_parser_changes.txt
@@ -0,0 +1,35 @@
+/* Test: Parser Changes */
+/* Tests: Operator expressions are now translated to combinator calls */
+
+/* Test arithmetic operations */
+result1 : 3 + 4;
+result2 : 10 - 3;
+result3 : 5 * 6;
+result4 : 20 / 4;
+result5 : -7;
+
+..out result1;
+..out result2;
+..out result3;
+..out result4;
+..out result5;
+
+/* Test comparison operations */
+test1 : 5 = 5;
+test2 : 3 != 7;
+test3 : 2 < 8;
+test4 : 10 > 3;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4;
+
+/* Test logical operations */
+logic1 : true and true;
+logic2 : false or true;
+logic3 : not false;
+
+..out logic1;
+..out logic2;
+..out logic3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/fac.txt b/js/scripting-lang/scratch_tests/fac.txt
new file mode 100644
index 0000000..a94f8e1
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/fac.txt
@@ -0,0 +1,8 @@
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+/* Using factorial */
+..out factorial 5;  /* Output: 120 */
+..out factorial 0;  /* Output: 1 */
diff --git a/js/scripting-lang/scratch_tests/fizzbuzz_explorations.txt b/js/scripting-lang/scratch_tests/fizzbuzz_explorations.txt
new file mode 100644
index 0000000..fc6c7d1
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/fizzbuzz_explorations.txt
@@ -0,0 +1,7 @@
+predicates : n -> apply @logicalAnd (equals (n % 3) 0) (equals (n % 5) 0);
+fizzbuzz : n ->
+  when predicates n is
+    true then "FizzBuzz"
+    _ then n;
+
+..out fizzbuzz 100;
diff --git a/js/scripting-lang/scratch_tests/flatten_scrap.txt b/js/scripting-lang/scratch_tests/flatten_scrap.txt
new file mode 100644
index 0000000..e5d5c96
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/flatten_scrap.txt
@@ -0,0 +1,25 @@
+/* Problem: Flatten nested tables */
+nested : {
+  level1: {
+    a: {value: 1},
+    b: {value: 2}
+  },
+  level2: {
+    c: {value: 3}
+  }
+};
+
+/* Recursive flattening function */
+flatten : table -> 
+  when (t.has table "value") is
+    true then table
+    _ then reduce @t.merge {} (map @flatten_entry table);
+
+flatten_entry : entry -> 
+  when (t.has entry "value") is
+    true then entry
+    _ then flatten entry;
+
+/* Apply flattening */
+flat : flatten nested;
+/* Result: {a: {value: 1}, b: {value: 2}, c: {value: 3}} */
diff --git a/js/scripting-lang/scratch_tests/test_abs.txt b/js/scripting-lang/scratch_tests/test_abs.txt
new file mode 100644
index 0000000..c83d644
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_abs.txt
@@ -0,0 +1,10 @@
+/* Test abs function */
+abs : x -> when x is
+    x < 0 then -x
+    _ then x;
+
+result1 : abs -5;
+result2 : abs 5;
+
+..out result1;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_abs_fixed.txt b/js/scripting-lang/scratch_tests/test_abs_fixed.txt
new file mode 100644
index 0000000..57e226d
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_abs_fixed.txt
@@ -0,0 +1,19 @@
+/* Test that abs -5 now works correctly */
+/* This was the original issue from PARSER_BUG_ANALYSIS.md */
+
+x : 5;
+abs : x -> when x is
+    x < 0 then -x
+    _ then x;
+
+/* Test 1: Function call with negative literal - THIS SHOULD WORK NOW */
+result1 : abs -5;  /* Should be apply(abs, negate(5)) = 5 */
+
+/* Test 2: Function call with negative variable - THIS SHOULD WORK NOW */
+result2 : abs -x;  /* Should be apply(abs, negate(x)) = 5 */
+
+/* Test 3: Function call with parenthesized negative expression - THIS SHOULD WORK NOW */
+result3 : abs (-x);  /* Should be apply(abs, negate(x)) = 5 */
+
+/* Test 4: Complex expression with negative argument - THIS SHOULD WORK NOW */
+result4 : abs -5 + 10;  /* Should be add(apply(abs, negate(5)), 10) = 15 */ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_alternative_syntax.txt b/js/scripting-lang/scratch_tests/test_alternative_syntax.txt
new file mode 100644
index 0000000..94b25cf
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_alternative_syntax.txt
@@ -0,0 +1,18 @@
+/* Test alternative syntax for -5 + 3 */
+
+/* Original (failing) */
+test1 : -5 + 3;
+
+/* Alternative 1: Parenthesized */
+test2 : (-5) + 3;
+
+/* Alternative 2: Using negate function */
+test3 : negate 5 + 3;
+
+/* Alternative 3: Using subtract */
+test4 : 0 - 5 + 3;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_alternatives_only.txt b/js/scripting-lang/scratch_tests/test_alternatives_only.txt
new file mode 100644
index 0000000..17406ad
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_alternatives_only.txt
@@ -0,0 +1,14 @@
+/* Test alternative syntaxes only */
+
+/* Alternative 1: Parenthesized */
+test2 : (-5) + 3;
+
+/* Alternative 2: Using negate function */
+test3 : negate 5 + 3;
+
+/* Alternative 3: Using subtract */
+test4 : 0 - 5 + 3;
+
+..out test2;
+..out test3;
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_negative.txt b/js/scripting-lang/scratch_tests/test_and_negative.txt
new file mode 100644
index 0000000..7aafd24
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_negative.txt
@@ -0,0 +1,6 @@
+/* Test and operator with negative numbers */
+
+/* Test the problematic expression */
+result1 : (-5 >= 0) and (-5 <= 120);
+
+..out result1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_negative_fixed.txt b/js/scripting-lang/scratch_tests/test_and_negative_fixed.txt
new file mode 100644
index 0000000..f10bd9b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_negative_fixed.txt
@@ -0,0 +1,14 @@
+/* Test and operator with negative numbers - fixed syntax */
+
+/* Test with proper parentheses */
+result1 : ((-5) >= 0) and ((-5) <= 120);
+
+/* Test step by step */
+step1 : (-5) >= 0;
+step2 : (-5) <= 120;
+result2 : step1 and step2;
+
+..out result1;
+..out step1;
+..out step2;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_operator.txt b/js/scripting-lang/scratch_tests/test_and_operator.txt
new file mode 100644
index 0000000..b4624ff
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_operator.txt
@@ -0,0 +1,13 @@
+/* Test the and operator in complex expressions */
+
+/* Test the complex expression directly */
+test_expr : age -> age >= 0 and age <= 120;
+
+/* Test with different values */
+result1 : test_expr 30;  /* Should be true */
+result2 : test_expr 150; /* Should be false */
+result3 : test_expr -5;  /* Should be false */
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_operator_simple.txt b/js/scripting-lang/scratch_tests/test_and_operator_simple.txt
new file mode 100644
index 0000000..7d12e77
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_operator_simple.txt
@@ -0,0 +1,26 @@
+/* Test and operator as infix operator */
+
+/* Simple boolean values */
+true_val : true;
+false_val : false;
+
+/* Test and operator with simple values */
+result1 : true_val and false_val;
+result2 : false_val and true_val;
+result3 : true_val and true_val;
+
+/* Test with comparisons */
+comp1 : (-5) >= 0;  /* false */
+comp2 : (-5) <= 120; /* true */
+result4 : comp1 and comp2;  /* false and true = false */
+
+/* Test the original problematic expression */
+original : (-5 >= 0) and (-5 <= 120);
+
+..out result1;
+..out result2;
+..out result3;
+..out comp1;
+..out comp2;
+..out result4;
+..out original; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_parentheses.txt b/js/scripting-lang/scratch_tests/test_and_parentheses.txt
new file mode 100644
index 0000000..f799e63
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_parentheses.txt
@@ -0,0 +1,13 @@
+/* Test if parentheses can solve the and operator issue */
+
+/* Test the complex expression with parentheses */
+test_expr_parens : age -> (age >= 0) and (age <= 120);
+
+/* Test with different values */
+result1 : test_expr_parens 30;   /* Should be true */
+result2 : test_expr_parens 150;  /* Should be false */
+result3 : test_expr_parens -5;   /* Should be false */
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_and_simple.txt b/js/scripting-lang/scratch_tests/test_and_simple.txt
new file mode 100644
index 0000000..c68d4c5
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_and_simple.txt
@@ -0,0 +1,8 @@
+/* Test very simple and expression */
+
+/* Test basic and */
+result1 : 1 and 1;
+result2 : 1 and 0;
+
+..out result1;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_ast_debug.txt b/js/scripting-lang/scratch_tests/test_ast_debug.txt
new file mode 100644
index 0000000..e8a764c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_ast_debug.txt
@@ -0,0 +1,11 @@
+/* Debug test for AST structure */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when n is
+    is_even n then "should not match"
+    4 then "four"
+    _ then "other";
+
+result : test_debug 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_at_operator.txt b/js/scripting-lang/scratch_tests/test_at_operator.txt
new file mode 100644
index 0000000..bd663bd
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_at_operator.txt
@@ -0,0 +1,21 @@
+/* Test the @ operator for function references */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test 1: Function reference in when expression */
+abs : x -> when x is
+    x < 0 then -x
+    _ then x;
+
+/* Test 2: Using @ operator to reference a function */
+result1 : @f 5;  /* Should be apply(f, 5) = 10 */
+
+/* Test 3: Function reference in when expression */
+test : x -> when x is
+    @f then "f was called"
+    @g then "g was called"
+    _ then "neither";
+
+/* Test 4: Function reference as argument */
+result2 : @f;  /* Should return the function f itself */ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_available_functions.txt b/js/scripting-lang/scratch_tests/test_available_functions.txt
new file mode 100644
index 0000000..0274711
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_available_functions.txt
@@ -0,0 +1,26 @@
+/* Test to see what functions are available */
+
+/* Test basic arithmetic */
+result1 : 5 + 3;
+..out "5 + 3:";
+..out result1;
+
+/* Test basic comparison */
+result2 : 5 = 3;
+..out "5 = 3:";
+..out result2;
+
+result3 : 5 = 5;
+..out "5 = 5:";
+..out result3;
+
+/* Test function definition */
+double : x -> x * 2;
+result4 : double 5;
+..out "double 5:";
+..out result4;
+
+/* Test table creation */
+table : {1, 2, 3};
+..out "table:";
+..out table; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_backward_compatibility.txt b/js/scripting-lang/scratch_tests/test_backward_compatibility.txt
new file mode 100644
index 0000000..787423f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_backward_compatibility.txt
@@ -0,0 +1,21 @@
+/* Test backward compatibility */
+
+x : 5;
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* All these should work exactly as before */
+result1 : x + 5;
+..out result1;
+
+result2 : f x;
+..out result2;
+
+result3 : f (g x);
+..out result3;
+
+result4 : -x;
+..out result4;
+
+result5 : not true;
+..out result5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_bool_debug.txt b/js/scripting-lang/scratch_tests/test_bool_debug.txt
new file mode 100644
index 0000000..8f05705
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_bool_debug.txt
@@ -0,0 +1,15 @@
+/* Test boolean pattern matching more thoroughly */
+
+/* Test with direct boolean values */
+test1 : when true is
+  true then "true matched"
+  false then "false matched"
+  _ then "wildcard matched";
+
+test2 : when false is
+  true then "true matched"
+  false then "false matched"
+  _ then "wildcard matched";
+
+..out test1;
+..out test2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_boolean_keys.txt b/js/scripting-lang/scratch_tests/test_boolean_keys.txt
new file mode 100644
index 0000000..85b3f6a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_boolean_keys.txt
@@ -0,0 +1,7 @@
+/* Test table literals with boolean keys */
+bool_table : {
+    true: "yes",
+    false: "no"
+};
+
+..out "bool_table created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_case_debug.txt b/js/scripting-lang/scratch_tests/test_case_debug.txt
new file mode 100644
index 0000000..6345e16
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_case_debug.txt
@@ -0,0 +1,9 @@
+/* Minimal test to debug case expressions */
+grade : score -> 
+  when score is
+    90 then "A"
+    80 then "B"
+    _  then "F";
+
+result : grade 95;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_combinator_solution.txt b/js/scripting-lang/scratch_tests/test_combinator_solution.txt
new file mode 100644
index 0000000..cc806a0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_combinator_solution.txt
@@ -0,0 +1,22 @@
+/* Test our combinator solution */
+x : 5;
+y : (x);           /* Should be identity(x) = 5 */
+z : (x - 1);       /* Should be subtract(x, 1) = 4 */
+f : x -> x * 2;
+result1 : f x;     /* Should be apply(f, x) = 10 */
+result2 : (f x);   /* Should be identity(apply(f, x)) = 10 */
+
+/* Test recursive function */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+result3 : factorial 3;
+
+/* Print results */
+..out y;
+..out z;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_comparison_debug.txt b/js/scripting-lang/scratch_tests/test_comparison_debug.txt
new file mode 100644
index 0000000..c2d442e
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_comparison_debug.txt
@@ -0,0 +1,10 @@
+/* Debug test for comparison logic */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when (is_even n) is
+    true then "even"
+    false then "odd";
+
+result : test_debug 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_comparison_functions.txt b/js/scripting-lang/scratch_tests/test_comparison_functions.txt
new file mode 100644
index 0000000..d3f673a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_comparison_functions.txt
@@ -0,0 +1,17 @@
+/* Test comparison functions */
+
+/* Test greaterThan */
+gt_1 : greaterThan 5 3;
+gt_2 : greaterThan 3 5;
+gt_3 : greaterThan 3 3;
+..assert gt_1 = true;
+..assert gt_2 = false;
+..assert gt_3 = false;
+
+/* Test equals */
+eq_1 : equals 5 5;
+eq_2 : equals 5 3;
+..assert eq_1 = true;
+..assert eq_2 = false;
+
+..out "Comparison functions test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_complex_expr_debug.txt b/js/scripting-lang/scratch_tests/test_complex_expr_debug.txt
new file mode 100644
index 0000000..0ca7265
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_complex_expr_debug.txt
@@ -0,0 +1,16 @@
+/* Test complex expression in multi-value pattern */
+
+/* Test the complex expression directly */
+test_expr : age -> age >= 0 and age <= 120;
+
+/* Test with complex expression */
+validate_user : name age ->
+  when (name != "") (test_expr age) is
+    true true then "valid user"
+    true false then "invalid age"
+    false true then "invalid name"
+    false false then "invalid user";
+
+/* Test user validation */
+valid_user : validate_user "Alice" 30;
+..out valid_user; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_complex_func_debug.txt b/js/scripting-lang/scratch_tests/test_complex_func_debug.txt
new file mode 100644
index 0000000..dacb3ca
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_complex_func_debug.txt
@@ -0,0 +1,13 @@
+/* Test complex validation function directly */
+
+/* Complex function for testing */
+complex_validation : x y -> (x > 0) and (y > 0) and (x + y > 10);
+
+/* Test the function directly */
+test1 : complex_validation 5 8;    /* Should be true */
+test2 : complex_validation 0 8;    /* Should be false */
+test3 : complex_validation 5 3;    /* Should be false */
+
+..out test1;
+..out test2;
+..out test3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_complex_negate.txt b/js/scripting-lang/scratch_tests/test_complex_negate.txt
new file mode 100644
index 0000000..60f858f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_complex_negate.txt
@@ -0,0 +1,28 @@
+/* Test complex unary minus scenarios */
+x : 5;
+y : 3;
+
+/* Test nested unary minus */
+z1 : -(-5);           /* negate(negate(5)) = 5 */
+z2 : -(-x);           /* negate(negate(x)) = 5 */
+
+/* Test unary minus with expressions */
+z3 : -(x + y);        /* negate(add(x, y)) = -8 */
+z4 : -x + y;          /* add(negate(x), y) = -2 */
+
+/* Test unary minus with function calls */
+f : x -> x * 2;
+z5 : -f x;            /* negate(apply(f, x)) = -10 */
+
+/* Test edge cases */
+z6 : -0;              /* negate(0) = 0 */
+z7 : -(-0);           /* negate(negate(0)) = 0 */
+
+/* Output results */
+..out z1;
+..out z2;
+..out z3;
+..out z4;
+..out z5;
+..out z6;
+..out z7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_complex_validation_debug.txt b/js/scripting-lang/scratch_tests/test_complex_validation_debug.txt
new file mode 100644
index 0000000..7c22dad
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_complex_validation_debug.txt
@@ -0,0 +1,21 @@
+/* Test complex validation part */
+
+/* Complex function for testing */
+complex_validation : x y -> (x > 0) and (y > 0) and (x + y > 10);
+
+/* Using complex function in pattern */
+validate_pair : x y ->
+  when (complex_validation x y) is
+    true then "valid pair"
+    false then "invalid pair";
+
+/* Test complex validation */
+valid_pair : validate_pair 5 8;    /* 5>0, 8>0, 5+8>10 -> true */
+invalid_pair1 : validate_pair 0 8; /* 0>0 is false */
+invalid_pair2 : validate_pair 5 3; /* 5+3>10 is false */
+
+/* Output complex validation results */
+..out "Complex Validation Results:";
+..out valid_pair;
+..out invalid_pair1;
+..out invalid_pair2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_complex_validation_only.txt b/js/scripting-lang/scratch_tests/test_complex_validation_only.txt
new file mode 100644
index 0000000..d4e0a4a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_complex_validation_only.txt
@@ -0,0 +1,14 @@
+/* Test just the complex validation part */
+
+/* Complex function for testing */
+complex_validation : x y -> (x > 0) and (y > 0) and (x + y > 10);
+
+/* Using complex function in pattern */
+validate_pair : x y ->
+  when (complex_validation x y) is
+    true then "valid pair"
+    false then "invalid pair";
+
+/* Test complex validation */
+valid_pair : validate_pair 5 8;
+..out valid_pair; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_compose_debug.txt b/js/scripting-lang/scratch_tests/test_compose_debug.txt
new file mode 100644
index 0000000..e4e0f4d
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_compose_debug.txt
@@ -0,0 +1,15 @@
+/* Debug compose function */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test individual functions */
+result1 : f 5;
+result2 : g 5;
+..out result1;
+..out result2;
+
+/* Test composition */
+composed : compose(f, g);
+result3 : composed 5;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_compose_debug_detailed.txt b/js/scripting-lang/scratch_tests/test_compose_debug_detailed.txt
new file mode 100644
index 0000000..1dd80d7
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_compose_debug_detailed.txt
@@ -0,0 +1,22 @@
+/* Debug compose function in detail */
+
+/* Create simple functions */
+double : x -> x * 2;
+add1 : x -> x + 1;
+
+/* Test individual functions */
+test1 : double 5;
+test2 : add1 5;
+..out test1;
+..out test2;
+
+/* Test composition step by step */
+step1 : add1 5;
+step2 : double step1;
+..out step1;
+..out step2;
+
+/* Test compose function */
+composed : compose(double, add1);
+result : composed 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_compose_direct.txt b/js/scripting-lang/scratch_tests/test_compose_direct.txt
new file mode 100644
index 0000000..103ed46
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_compose_direct.txt
@@ -0,0 +1,9 @@
+/* Test compose function directly */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test compose function directly */
+composed : compose(f, g);
+result : composed 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_compose_order.txt b/js/scripting-lang/scratch_tests/test_compose_order.txt
new file mode 100644
index 0000000..2866a6d
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_compose_order.txt
@@ -0,0 +1,12 @@
+/* Test compose function order */
+
+/* Create functions that show the order */
+first : x -> x * 10;
+second : x -> x + 1;
+
+/* Test composition */
+composed : compose(first, second);
+result : composed 5;
+..out result;
+
+/* Expected: first(second(5)) = first(6) = 60 */ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_composition.txt b/js/scripting-lang/scratch_tests/test_composition.txt
new file mode 100644
index 0000000..8f52414
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_composition.txt
@@ -0,0 +1,4 @@
+double : x -> x * 2
+triple : x -> x * 3
+composed : double via triple 5;
+..out composed; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_composition_debug.txt b/js/scripting-lang/scratch_tests/test_composition_debug.txt
new file mode 100644
index 0000000..fd5e052
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_composition_debug.txt
@@ -0,0 +1,16 @@
+/* Test function composition with multiple functions */
+f1 : x -> x + 1;
+f2 : x -> x * 2;
+f3 : x -> x - 1;
+f4 : x -> x / 2;
+
+composed1 : compose @f1 (compose @f2 (compose @f3 @f4)) 10;
+composed2 : pipe @f4 (pipe @f3 (pipe @f2 @f1)) 10;
+
+..out "composed1 = ";
+..out composed1;
+..out "composed2 = ";
+..out composed2;
+
+..assert composed1 = 9;
+..assert composed2 = 10.5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_composition_implementation.txt b/js/scripting-lang/scratch_tests/test_composition_implementation.txt
new file mode 100644
index 0000000..a50065c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_composition_implementation.txt
@@ -0,0 +1,34 @@
+/* Test function composition implementation */
+
+f : x -> x * 2;
+g : x -> x + 1;
+h : x -> x * x;
+
+/* Test 1: Basic composition */
+result1 : f via g 5;  /* Should be compose(f, g)(5) = f(g(5)) = f(6) = 12 */
+
+/* Test 2: Multiple composition */
+result2 : f via g via h 3;  /* Should be compose(f, compose(g, h))(3) = f(g(h(3))) = f(g(9)) = f(10) = 20 */
+
+/* Test 3: Function references */
+result3 : @f;  /* Should return the function f */
+
+/* Test 4: Function reference in composition */
+result4 : @f via @g 5;  /* Should be compose(f, g)(5) = 12 */
+
+/* Test 5: Pipe function */
+result5 : pipe(f, g) 5;  /* Should be g(f(5)) = g(10) = 11 */
+
+/* Test 6: Backward compatibility */
+result6 : f 5;  /* Should still work: apply(f, 5) = 10 */
+result7 : f g 5;  /* Should still work: apply(apply(f, g), 5) - may fail as expected */
+
+/* Test 7: Natural language examples */
+data : {1, 2, 3, 4, 5};
+result8 : data via filter via map via reduce;  /* Pipeline example */
+
+/* Test 8: Enhanced compose with multiple functions */
+result9 : compose(f, g, h) 2;  /* Should be f(g(h(2))) = f(g(4)) = f(5) = 10 */
+
+/* Test 9: Enhanced pipe with multiple functions */
+result10 : pipe(h, g, f) 2;  /* Should be f(g(h(2))) = f(g(4)) = f(5) = 10 */ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_composition_working.txt b/js/scripting-lang/scratch_tests/test_composition_working.txt
new file mode 100644
index 0000000..5ec1d4c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_composition_working.txt
@@ -0,0 +1,33 @@
+/* Test working composition features */
+
+f : x -> x * 2;
+g : x -> x + 1;
+h : x -> x * x;
+
+/* Test 1: Basic composition */
+result1 : f via g 5;
+..out result1;
+
+/* Test 2: Multiple composition */
+result2 : f via g via h 3;
+..out result2;
+
+/* Test 3: Function references */
+result3 : @f;
+..out result3;
+
+/* Test 4: Function reference in composition */
+result4 : @f via @g 5;
+..out result4;
+
+/* Test 5: Pipe function */
+result5 : pipe(f, g) 5;
+..out result5;
+
+/* Test 6: Enhanced compose with multiple functions */
+result6 : compose(f, g, h) 2;
+..out result6;
+
+/* Test 7: Enhanced pipe with multiple functions */
+result7 : pipe(h, g, f) 2;
+..out result7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_control_only.txt b/js/scripting-lang/scratch_tests/test_control_only.txt
new file mode 100644
index 0000000..5e4cc77
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_control_only.txt
@@ -0,0 +1,25 @@
+/* Control tests that should work */
+test_simple : n ->
+  when n is
+    0 then "zero"
+    1 then "one"
+    _ then "other";
+
+test_single_expr : n ->
+  when (n % 3) is
+    0 then "divisible by 3"
+    _ then "not divisible by 3";
+
+test_multi_simple : x y ->
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x zero"
+    _ 0 then "y zero"
+    _ _ then "neither zero";
+
+result1 : test_simple 5;
+result2 : test_single_expr 15;
+result3 : test_multi_simple 0 5;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_coord_debug.txt b/js/scripting-lang/scratch_tests/test_coord_debug.txt
new file mode 100644
index 0000000..8ef62d1
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_coord_debug.txt
@@ -0,0 +1,13 @@
+/* Test complex coordinate classification */
+
+/* Complex coordinate classification */
+classify_coordinates : x y ->
+  when ((x + 1) % 2) ((y - 1) % 2) is
+    0 0 then "both transformed even"
+    0 1 then "x transformed even, y transformed odd"
+    1 0 then "x transformed odd, y transformed even"
+    1 1 then "both transformed odd";
+
+/* Test coordinate classification */
+coord1 : classify_coordinates 1 1;
+..out coord1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_coord_only.txt b/js/scripting-lang/scratch_tests/test_coord_only.txt
new file mode 100644
index 0000000..390e843
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_coord_only.txt
@@ -0,0 +1,13 @@
+/* Test just the complex coordinate classification */
+
+/* Complex coordinate classification */
+classify_coordinates : x y ->
+  when ((x + 1) % 2) ((y - 1) % 2) is
+    0 0 then "both transformed even"
+    0 1 then "x transformed even, y transformed odd"
+    1 0 then "x transformed odd, y transformed even"
+    1 1 then "both transformed odd";
+
+/* Test coordinate classification */
+coord1 : classify_coordinates 1 1;
+..out coord1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_current_tables.txt b/js/scripting-lang/scratch_tests/test_current_tables.txt
new file mode 100644
index 0000000..e3a64a5
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_current_tables.txt
@@ -0,0 +1,33 @@
+/* Test current table behavior before implementing enhancements */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+person : {name: "Alice", age: 30, active: true};
+
+/* Test current map behavior */
+double : x -> x * 2;
+doubled : map @double numbers;
+/* Expected: 10 (applies to last value only) */
+
+/* Test current filter behavior */
+isEven : x -> x % 2 == 0;
+even_result : filter @isEven numbers;
+/* Expected: 0 (filter returns 0 for false) */
+
+/* Test current reduce behavior */
+sum : x y -> x + y;
+total : reduce @sum 0 numbers;
+/* Expected: 5 (reduces with last value only) */
+
+/* Output results */
+..out "Current table behavior:";
+..out "Numbers:";
+..out numbers;
+..out "Person:";
+..out person;
+..out "Map result:";
+..out doubled;
+..out "Filter result:";
+..out even_result;
+..out "Reduce result:";
+..out total; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_curry.txt b/js/scripting-lang/scratch_tests/test_curry.txt
new file mode 100644
index 0000000..f3b3661
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_curry.txt
@@ -0,0 +1,5 @@
+/* Curry test */
+
+add_func : x y -> x + y;
+curried : curry @add_func 3 4;
+..out curried; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_arrow.txt b/js/scripting-lang/scratch_tests/test_debug_arrow.txt
new file mode 100644
index 0000000..050bf18
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_arrow.txt
@@ -0,0 +1,26 @@
+/* Debug test for arrow functions */
+
+// Test 1: Regular arrow function assignment
+add_func : x y -> x + y;
+
+// Test 2: Arrow function in table
+calculator : {
+    add: x y -> x + y
+};
+
+// Test 3: Just the table creation
+table_only : {
+    name: "test",
+    add: x y -> x + y
+};
+
+// Output tests
+..out "=== DEBUG ARROW FUNCTIONS ===";
+
+..out "Regular function:";
+result1 : add_func 5 3;
+..out result1;
+
+..out "Table function:";
+result2 : calculator.add 5 3;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_composition.txt b/js/scripting-lang/scratch_tests/test_debug_composition.txt
new file mode 100644
index 0000000..24947fc
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_composition.txt
@@ -0,0 +1,7 @@
+/* Debug composition parsing */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test basic composition */
+result : f via g 5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_enhanced_case.txt b/js/scripting-lang/scratch_tests/test_debug_enhanced_case.txt
new file mode 100644
index 0000000..2090669
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_enhanced_case.txt
@@ -0,0 +1,19 @@
+/* Debug test for enhanced case statements */
+
+/* Simple test first */
+mod3 : n -> n % 3;
+mod5 : n -> n % 5;
+is_zero : x -> x = 0;
+
+/* Test basic function calls */
+test1 : mod3 15;
+test2 : mod5 15;
+test3 : is_zero 0;
+
+..out test1;
+..out test2;
+..out test3;
+
+/* Test table with function calls */
+test_table : {mod3 15, mod5 15};
+..out test_table; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_equals.txt b/js/scripting-lang/scratch_tests/test_debug_equals.txt
new file mode 100644
index 0000000..da3e0cd
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_equals.txt
@@ -0,0 +1,26 @@
+/* Debug test for equals function */
+
+/* Test equals directly */
+result1 : equals 5 3;
+..out "equals 5 3:";
+..out result1;
+
+result2 : equals 0 0;
+..out "equals 0 0:";
+..out result2;
+
+/* Test is_zero function */
+is_zero : x -> equals x 0;
+result3 : is_zero 0;
+..out "is_zero 0:";
+..out result3;
+
+result4 : is_zero 5;
+..out "is_zero 5:";
+..out result4;
+
+/* Test map with is_zero */
+test_values : {0, 1, 2};
+zero_test : map @is_zero test_values;
+..out "map @is_zero {0, 1, 2}:";
+..out zero_test; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_func_call.txt b/js/scripting-lang/scratch_tests/test_debug_func_call.txt
new file mode 100644
index 0000000..5b3ae21
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_func_call.txt
@@ -0,0 +1,13 @@
+/* Debug test for function calls */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when n is
+    0 then "zero"
+    1 then "one"
+    _ then "other";
+
+result1 : test_debug 0;
+result2 : is_even 4;
+..out result1;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_func_call_when.txt b/js/scripting-lang/scratch_tests/test_debug_func_call_when.txt
new file mode 100644
index 0000000..8132d0b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_func_call_when.txt
@@ -0,0 +1,17 @@
+/* Debug test for function calls in when expressions */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when is_even n is
+    true then "even"
+    false then "odd";
+
+/* Test the function call separately */
+result1 : is_even 4;
+result2 : is_even 5;
+
+/* Test the when expression */
+result3 : test_debug 4;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_map.txt b/js/scripting-lang/scratch_tests/test_debug_map.txt
new file mode 100644
index 0000000..7d178f2
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_map.txt
@@ -0,0 +1,27 @@
+/* Debug test for map function */
+
+/* Test basic map functionality */
+double : x -> x * 2;
+numbers : {1, 2, 3};
+doubled : map @double numbers;
+..out "Doubled numbers:";
+..out doubled;
+
+/* Test map with equals */
+is_zero : x -> equals x 0;
+test_values : {0, 1, 2};
+zero_test : map @is_zero test_values;
+..out "Zero test:";
+..out zero_test;
+
+/* Test with our specific case */
+mod3 : n -> n % 3;
+mod5 : n -> n % 5;
+div_15 : {mod3 15, mod5 15};
+..out "Div 15:";
+..out div_15;
+
+divisibility : n -> map @is_zero {mod3 n, mod5 n};
+result : divisibility 15;
+..out "Divisibility result:";
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_t_map.txt b/js/scripting-lang/scratch_tests/test_debug_t_map.txt
new file mode 100644
index 0000000..f8ec8a9
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_t_map.txt
@@ -0,0 +1,21 @@
+/* Debug test for t.map */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+
+/* Test direct function call */
+double : x -> x * 2;
+
+/* Test t.map step by step */
+step1 : t.map;
+step2 : step1 @double;
+step3 : step2 numbers;
+
+/* Output results */
+..out "=== DEBUG T.MAP ===";
+..out "Step 1 (t.map):";
+..out step1;
+..out "Step 2 (t.map @double):";
+..out step2;
+..out "Step 3 (result numbers):";
+..out step3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_debug_table.txt b/js/scripting-lang/scratch_tests/test_debug_table.txt
new file mode 100644
index 0000000..4306a4c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_debug_table.txt
@@ -0,0 +1,11 @@
+/* Debug table function parsing */
+
+// Test with debug output
+table : {
+    func: x -> x,
+    value: 42
+};
+
+// Just try to access the value first
+..out "=== DEBUG TABLE ===";
+..out table.value; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_direct_verification.txt b/js/scripting-lang/scratch_tests/test_direct_verification.txt
new file mode 100644
index 0000000..6302c05
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_direct_verification.txt
@@ -0,0 +1,63 @@
+/* Direct verification test for enhanced case statements */
+
+/* Test 1: Basic table creation */
+basic : {1, 2, 3};
+..out "Basic table:";
+..out basic;
+
+/* Test 2: Auto-indexed table with expressions */
+/* Work around parser limitation by using variables */
+a : 5 % 3;
+b : 5 % 5;
+expr : {a, b};
+..out "Expression table:";
+..out expr;
+
+/* Test 3: Map with equals 0 */
+/* Work around parser limitation by using variables */
+c : 15 % 3;
+d : 15 % 5;
+is_zero : x -> equals x 0;
+mapped : map @is_zero {c, d};
+..out "Mapped table:";
+..out mapped;
+
+/* Test 4: Simple table pattern matching */
+test_table : {1: true, 2: false};
+result : when test_table is
+    {1: true, 2: true} then "both true"
+    {1: true, 2: false} then "first true"
+    {1: false, 2: true} then "second true"
+    {1: false, 2: false} then "both false";
+..out "Pattern match result:";
+..out result;
+
+/* Test 5: FizzBuzz divisibility function */
+/* Work around parser limitation by using a helper function */
+mod3 : n -> n % 3;
+mod5 : n -> n % 5;
+is_zero : x -> equals x 0;
+divisibility : n -> map @is_zero {mod3 n, mod5 n};
+
+div_15 : divisibility 15;
+..out "Divisibility for 15:";
+..out div_15;
+
+/* Test 6: Complete FizzBuzz */
+fizzbuzz : n ->
+  when divisibility n is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then n;
+
+fizz_15 : fizzbuzz 15;
+fizz_3 : fizzbuzz 3;
+fizz_5 : fizzbuzz 5;
+fizz_7 : fizzbuzz 7;
+
+..out "FizzBuzz results:";
+..out "15: " + fizz_15;
+..out "3: " + fizz_3;
+..out "5: " + fizz_5;
+..out "7: " + fizz_7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_dot_notation.txt b/js/scripting-lang/scratch_tests/test_dot_notation.txt
new file mode 100644
index 0000000..47f7b65
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_dot_notation.txt
@@ -0,0 +1,12 @@
+/* Test dot notation parsing */
+
+/* Basic table creation */
+numbers : {1, 2, 3};
+
+/* Test simple dot access */
+t_access : t.map;
+
+/* Output results */
+..out "=== DOT NOTATION TEST ===";
+..out "t.map access:";
+..out t_access; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_combinator.txt b/js/scripting-lang/scratch_tests/test_each_combinator.txt
new file mode 100644
index 0000000..487b0f0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_combinator.txt
@@ -0,0 +1,59 @@
+/* Test each combinator for APL-style element-wise operations */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+
+/* Test each with no tables (backward compatibility) */
+normal_add : each @add 5 3;
+/* Expected: 8 */
+
+/* Test each with single table */
+double : x -> x * 2;
+each_result : each @double numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+/* Test each with mixed table and scalar */
+mixed_operation : each @add numbers 10;
+/* Expected: {1: 11, 2: 12, 3: 13, 4: 14, 5: 15} */
+
+/* Test each with multiple tables */
+multi_table_sum : each @add table1 table2;
+/* Expected: {a: 11, b: 22, c: 33} */
+
+/* Test each with three arguments using composition */
+add_100 : x -> add x 100;
+triple_sum : each @add_100 table1;
+/* Expected: {a: 101, b: 102, c: 103} */
+
+/* Test nested table operations */
+nested : {
+    data: {a: 1, b: 2, c: 3},
+    meta: {type: "numbers", count: 3}
+};
+
+/* Top-level only (nested tables unchanged) */
+top_level_only : each @double nested;
+/* Expected: {data: {a: 1, b: 2, c: 3}, meta: {type: "numbers", count: 3}} */
+
+/* Nested operations with explicit composition */
+nested_doubled : each (each @double) nested;
+/* Expected: {data: {a: 2, b: 4, c: 6}, meta: {type: "numbers", count: 3}} */
+
+/* Output results */
+..out "=== EACH COMBINATOR TESTS ===";
+..out "Normal add (no tables):";
+..out normal_add;
+..out "Each with single table:";
+..out each_result;
+..out "Each with mixed table and scalar:";
+..out mixed_operation;
+..out "Each with multiple tables:";
+..out multi_table_sum;
+..out "Each with three arguments using composition:";
+..out triple_sum;
+..out "Top-level only (nested):";
+..out top_level_only;
+..out "Nested with explicit composition:";
+..out nested_doubled; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_comprehensive.txt b/js/scripting-lang/scratch_tests/test_each_comprehensive.txt
new file mode 100644
index 0000000..abcb74f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_comprehensive.txt
@@ -0,0 +1,43 @@
+/* Comprehensive test for each combinator */
+
+numbers : {1, 2, 3, 4, 5};
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+
+/* Test 1: each with table and scalar */
+result1 : each @add numbers 10;
+..out "Test 1 - each with table and scalar:";
+..out result1;
+
+/* Test 2: each with two tables */
+result2 : each @add table1 table2;
+..out "Test 2 - each with two tables:";
+..out result2;
+
+/* Test 3: each with scalar and table */
+result3 : each @add 10 numbers;
+..out "Test 3 - each with scalar and table:";
+..out result3;
+
+/* Test 4: each with partial application */
+add_to_ten : each @add 10;
+result4 : add_to_ten numbers;
+..out "Test 4 - each with partial application:";
+..out result4;
+
+/* Test 5: each with different operations */
+result5 : each @multiply numbers 2;
+..out "Test 5 - each with multiply:";
+..out result5;
+
+/* Test 6: each with comparison */
+result6 : each @greaterThan numbers 3;
+..out "Test 6 - each with comparison:";
+..out result6;
+
+/* Test 7: each with nested tables */
+nested1 : {data: {x: 1, y: 2}, meta: {type: "point"}};
+nested2 : {data: {x: 10, y: 20}, meta: {type: "point"}};
+result7 : each @add nested1 nested2;
+..out "Test 7 - each with nested tables:";
+..out result7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_parsing.txt b/js/scripting-lang/scratch_tests/test_each_parsing.txt
new file mode 100644
index 0000000..59ba27c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_parsing.txt
@@ -0,0 +1,27 @@
+/* Test to understand each parsing behavior */
+
+numbers : {1, 2, 3, 4, 5};
+add_ten : x -> x + 10;
+
+/* Test 1: each with single table - should work like map */
+result1 : each @add_ten numbers;
+..out "Test 1 - each with single table:";
+..out result1;
+
+/* Test 2: each with table and scalar - should work */
+result2 : each @add numbers 10;
+..out "Test 2 - each with table and scalar:";
+..out result2;
+
+/* Test 3: each with two tables - should work */
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+result3 : each @add table1 table2;
+..out "Test 3 - each with two tables:";
+..out result3;
+
+/* Test 4: each with partial application - should work */
+add_to_ten : each @add 10;
+result4 : add_to_ten numbers;
+..out "Test 4 - each with partial application:";
+..out result4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_simple.txt b/js/scripting-lang/scratch_tests/test_each_simple.txt
new file mode 100644
index 0000000..45c941a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_simple.txt
@@ -0,0 +1,22 @@
+/* Simple each test */
+
+numbers : {1, 2, 3, 4, 5};
+
+/* each with table and scalar */
+each_add : each @add numbers 10;
+each_1 : each_add[1];
+each_2 : each_add[2];
+each_3 : each_add[3];
+..assert each_1 = 11;
+..assert each_2 = 12;
+..assert each_3 = 13;
+
+/* each with two tables */
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+each_sum : each @add table1 table2;
+..assert each_sum.a = 11;
+..assert each_sum.b = 22;
+..assert each_sum.c = 33;
+
+..out "Simple each test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_simple_call.txt b/js/scripting-lang/scratch_tests/test_each_simple_call.txt
new file mode 100644
index 0000000..746d0d4
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_simple_call.txt
@@ -0,0 +1,20 @@
+/* Simple test for each function call */
+
+/* Basic table creation */
+numbers : {1, 2, 3};
+
+/* Define function */
+double : x -> x * 2;
+
+/* Test direct function call */
+direct_call : double 5;
+
+/* Test each with explicit arguments */
+each_call : each @double numbers;
+
+/* Output results */
+..out "=== EACH SIMPLE CALL TEST ===";
+..out "Direct call result:";
+..out direct_call;
+..out "Each call result:";
+..out each_call; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_solution.txt b/js/scripting-lang/scratch_tests/test_each_solution.txt
new file mode 100644
index 0000000..f8dbf90
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_solution.txt
@@ -0,0 +1,27 @@
+/* Test to show correct usage patterns for each */
+
+numbers : {1, 2, 3, 4, 5};
+add_ten : x -> x + 10;
+
+/* For single table operations, use map */
+map_result : map @add_ten numbers;
+..out "Map with single table:";
+..out map_result;
+
+/* For two-argument operations with table and scalar, use each */
+each_result1 : each @add numbers 10;
+..out "Each with table and scalar:";
+..out each_result1;
+
+/* For two-table operations, use each */
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+each_result2 : each @add table1 table2;
+..out "Each with two tables:";
+..out each_result2;
+
+/* For partial application, use each */
+add_to_ten : each @add 10;
+each_result3 : add_to_ten numbers;
+..out "Each with partial application:";
+..out each_result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_each_step_by_step.txt b/js/scripting-lang/scratch_tests/test_each_step_by_step.txt
new file mode 100644
index 0000000..2a0e3ef
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_each_step_by_step.txt
@@ -0,0 +1,26 @@
+/* Step-by-step test for each combinator */
+
+/* Basic table creation */
+numbers : {1, 2, 3};
+
+/* Define function first */
+double : x -> x * 2;
+
+/* Test each step by step */
+step1 : each;
+step2 : step1 @double;
+step3 : step2 numbers;
+
+/* Test direct call */
+direct_result : each @double numbers;
+
+/* Output results */
+..out "=== EACH STEP BY STEP TEST ===";
+..out "Step 1 (each):";
+..out step1;
+..out "Step 2 (each @double):";
+..out step2;
+..out "Step 3 (result numbers):";
+..out step3;
+..out "Direct result:";
+..out direct_result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions.txt b/js/scripting-lang/scratch_tests/test_embedded_functions.txt
new file mode 100644
index 0000000..4be9365
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions.txt
@@ -0,0 +1,84 @@
+/* Test embedded functions in tables */
+
+// Test 1: Simple embedded function (arrow syntax)
+calculator : {
+    add: x y -> x + y,
+    multiply: x y -> x * y
+};
+
+// Test 2: Arrow function syntax
+calculator2 : {
+    add: x y -> x + y,
+    multiply: x y -> x * y
+};
+
+// Test 3: When expression in table
+classifier : {
+    classify: x -> when x is
+        0 then "zero"
+        1 then "one"
+        _ then "other"
+};
+
+// Test 4: Mixed content
+mixed : {
+    name: "Calculator",
+    version: 1.0,
+    add: x y -> x + y,
+    is_valid: x -> x > 0
+};
+
+// Test 5: Nested tables with functions
+nested : {
+    math: {
+        add: x y -> x + y,
+        subtract: x y -> x - y
+    },
+    logic: {
+        logical_and: x y -> x and y,
+        logical_or: x y -> x or y
+    }
+};
+
+// Test 6: Function that returns a table
+table_factory : {
+    create_point: x y -> {x: x, y: y},
+    create_range: start end -> {start: start, end: end, length: end - start}
+};
+
+// Output tests
+..out "=== EMBEDDED FUNCTIONS TEST ===";
+
+..out "Calculator add:";
+result1 : calculator.add 5 3;
+..out result1;
+
+..out "Calculator2 multiply:";
+result2 : calculator2.multiply 4 7;
+..out result2;
+
+..out "Classifier:";
+class1 : classifier.classify 0;
+..out class1;
+class2 : classifier.classify 5;
+..out class2;
+
+..out "Mixed table:";
+..out mixed.name;
+..out mixed.version;
+result3 : mixed.add 10 20;
+..out result3;
+valid : mixed.is_valid 5;
+..out valid;
+
+..out "Nested functions:";
+nested_add : nested.math.add 15 25;
+..out nested_add;
+nested_logic : nested.logic.logical_and true false;
+..out nested_logic;
+
+..out "Table factory:";
+point : table_factory.create_point 10 20;
+..out point;
+range : table_factory.create_range 1 10;
+..out range; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions_comprehensive.txt b/js/scripting-lang/scratch_tests/test_embedded_functions_comprehensive.txt
new file mode 100644
index 0000000..9a2eeab
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions_comprehensive.txt
@@ -0,0 +1,162 @@
+/* Comprehensive test for embedded functions in tables */
+
+/* Test 1: Basic arrow functions */
+basic : {
+    identity: x -> x,
+    double: x -> x * 2,
+    add: x y -> x + y,
+    multiply: x y -> x * y
+};
+
+/* Test 2: When expressions */
+classifier : {
+    classify: x -> when x is
+        0 then "zero"
+        1 then "one"
+        2 then "two"
+        _ then "other",
+    is_positive: x -> when x is
+        0 then false
+        _ then true
+};
+
+/* Test 3: Mixed content tables */
+mixed : {
+    name: "Calculator",
+    version: 1.0,
+    active: true,
+    add: x y -> x + y,
+    is_valid: x -> x > 0,
+    description: "A calculator with embedded functions"
+};
+
+/* Test 4: Nested tables with functions */
+nested : {
+    math: {
+        add: x y -> x + y,
+        subtract: x y -> x - y,
+        multiply: x y -> x * y,
+        divide: x y -> x / y
+    },
+    logic: {
+        logical_and: x y -> x and y,
+        logical_or: x y -> x or y,
+        logical_not: x -> not x
+    },
+    utils: {
+        abs: x -> when x is
+            0 then 0
+            _ then x,
+        max: x y -> when x is
+            0 then y
+            _ then x
+    }
+};
+
+/* Test 5: Functions that return tables */
+table_factory : {
+    create_point: x y -> {x: x, y: y},
+    create_range: start end -> {start: start, end: end, length: end - start},
+    create_config: name value -> {
+        name: name,
+        value: value,
+        timestamp: 1234567890
+    }
+};
+
+/* Test 6: Complex nested functions */
+complex : {
+    math: {
+        operations: {
+            add: x y -> x + y,
+            multiply: x y -> x * y
+        },
+        helpers: {
+            square: x -> x * x,
+            cube: x -> x * x * x
+        }
+    },
+    data: {
+        processors: {
+            map: f list -> list,  /* Placeholder for map function */
+            filter: p list -> list  /* Placeholder for filter function */
+        }
+    }
+};
+
+/* Output tests */
+..out "=== COMPREHENSIVE EMBEDDED FUNCTIONS TEST ===";
+
+..out "Basic functions:";
+id_result : basic.identity 42;
+..out id_result;
+double_result : basic.double 21;
+..out double_result;
+add_result : basic.add 10 20;
+..out add_result;
+mult_result : basic.multiply 6 7;
+..out mult_result;
+
+..out "Classifier functions:";
+class_zero : classifier.classify 0;
+..out class_zero;
+class_one : classifier.classify 1;
+..out class_one;
+class_other : classifier.classify 99;
+..out class_other;
+pos_test : classifier.is_positive 5;
+..out pos_test;
+neg_test : classifier.is_positive -3;
+..out neg_test;
+
+..out "Mixed table:";
+..out mixed.name;
+..out mixed.version;
+..out mixed.active;
+mixed_add : mixed.add 15 25;
+..out mixed_add;
+mixed_valid : mixed.is_valid 10;
+..out mixed_valid;
+..out mixed.description;
+
+..out "Nested math functions:";
+nested_add : nested.math.add 100 200;
+..out nested_add;
+nested_sub : nested.math.subtract 50 30;
+..out nested_sub;
+nested_mul : nested.math.multiply 8 9;
+..out nested_mul;
+nested_div : nested.math.divide 100 4;
+..out nested_div;
+
+..out "Nested logic functions:";
+logic_and : nested.logic.logical_and true false;
+..out logic_and;
+logic_or : nested.logic.logical_or true false;
+..out logic_or;
+logic_not : nested.logic.logical_not false;
+..out logic_not;
+
+..out "Nested utility functions:";
+abs_neg : nested.utils.abs -42;
+..out abs_neg;
+abs_pos : nested.utils.abs 42;
+..out abs_pos;
+max_test : nested.utils.max 10 20;
+..out max_test;
+
+..out "Table factory functions:";
+point : table_factory.create_point 15 25;
+..out point;
+range : table_factory.create_range 1 10;
+..out range;
+config : table_factory.create_config "test" 123;
+..out config;
+
+..out "Complex nested functions:";
+complex_add : complex.math.operations.add 5 10;
+..out complex_add;
+complex_square : complex.math.helpers.square 6;
+..out complex_square;
+complex_cube : complex.math.helpers.cube 3;
+..out complex_cube; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions_gradual.txt b/js/scripting-lang/scratch_tests/test_embedded_functions_gradual.txt
new file mode 100644
index 0000000..7387c93
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions_gradual.txt
@@ -0,0 +1,59 @@
+/* Gradual embedded functions test */
+
+// Test 1: Basic arrow functions
+basic : {
+    identity: x -> x,
+    double: x -> x * 2
+};
+
+// Test 2: When expressions (simple)
+classifier1 : {
+    classify: x -> when x is
+        0 then "zero"
+        _ then "other"
+};
+
+// Test 3: When expressions (multiple cases)
+classifier2 : {
+    classify: x -> when x is
+        0 then "zero"
+        1 then "one"
+        2 then "two"
+        _ then "other"
+};
+
+// Test 4: Mixed content tables
+mixed : {
+    name: "Calculator",
+    add: x y -> x + y
+};
+
+// Output tests
+..out "=== GRADUAL EMBEDDED FUNCTIONS TEST ===";
+
+..out "Basic functions:";
+id_result : basic.identity 42;
+..out id_result;
+double_result : basic.double 21;
+..out double_result;
+
+..out "Simple classifier:";
+class1_zero : classifier1.classify 0;
+..out class1_zero;
+class1_other : classifier1.classify 99;
+..out class1_other;
+
+..out "Complex classifier:";
+class2_zero : classifier2.classify 0;
+..out class2_zero;
+class2_one : classifier2.classify 1;
+..out class2_one;
+class2_two : classifier2.classify 2;
+..out class2_two;
+class2_other : classifier2.classify 99;
+..out class2_other;
+
+..out "Mixed table:";
+..out mixed.name;
+mixed_add : mixed.add 15 25;
+..out mixed_add; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions_minimal.txt b/js/scripting-lang/scratch_tests/test_embedded_functions_minimal.txt
new file mode 100644
index 0000000..8a516f0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions_minimal.txt
@@ -0,0 +1,40 @@
+/* Minimal embedded functions test */
+
+// Test 1: Basic arrow functions
+basic : {
+    identity: x -> x,
+    double: x -> x * 2
+};
+
+// Test 2: When expressions
+classifier : {
+    classify: x -> when x is
+        0 then "zero"
+        _ then "other"
+};
+
+// Test 3: Mixed content tables
+mixed : {
+    name: "Calculator",
+    add: x y -> x + y
+};
+
+// Output tests
+..out "=== MINIMAL EMBEDDED FUNCTIONS TEST ===";
+
+..out "Basic functions:";
+id_result : basic.identity 42;
+..out id_result;
+double_result : basic.double 21;
+..out double_result;
+
+..out "Classifier functions:";
+class_zero : classifier.classify 0;
+..out class_zero;
+class_other : classifier.classify 99;
+..out class_other;
+
+..out "Mixed table:";
+..out mixed.name;
+mixed_add : mixed.add 15 25;
+..out mixed_add; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions_partial.txt b/js/scripting-lang/scratch_tests/test_embedded_functions_partial.txt
new file mode 100644
index 0000000..7cc201c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions_partial.txt
@@ -0,0 +1,50 @@
+/* Partial embedded functions test */
+
+/* Test 1: Basic arrow functions */
+basic : {
+    identity: x -> x,
+    double: x -> x * 2,
+    add: x y -> x + y,
+    multiply: x y -> x * y
+};
+
+/* Test 2: When expressions */
+classifier : {
+    classify: x -> when x is
+        0 then "zero"
+        1 then "one"
+        2 then "two"
+        _ then "other",
+    is_positive: x -> when x is
+        0 then false
+        _ then true
+};
+
+/* Output tests */
+..out "=== PARTIAL EMBEDDED FUNCTIONS TEST ===";
+
+..out "Basic functions:";
+id_result : basic.identity 42;
+..out id_result;
+double_result : basic.double 21;
+..out double_result;
+add_result : basic.add 10 20;
+..out add_result;
+mult_result : basic.multiply 6 7;
+..out mult_result;
+
+..out "Classifier functions:";
+class_zero : classifier.classify 0;
+..out class_zero;
+class_one : classifier.classify 1;
+..out class_one;
+class_two : classifier.classify 2;
+..out class_two;
+class_other : classifier.classify 99;
+..out class_other;
+
+..out "Positive test:";
+pos_test : classifier.is_positive 5;
+..out pos_test;
+neg_test : classifier.is_positive -3;
+..out neg_test; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_embedded_functions_simple.txt b/js/scripting-lang/scratch_tests/test_embedded_functions_simple.txt
new file mode 100644
index 0000000..550402c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_embedded_functions_simple.txt
@@ -0,0 +1,29 @@
+/* Simple test for embedded functions in tables */
+
+// Test 1: Just arrow functions (should work)
+calculator : {
+    add: x y -> x + y,
+    multiply: x y -> x * y
+};
+
+// Test 2: Mixed content
+mixed : {
+    name: "Calculator",
+    add: x y -> x + y
+};
+
+// Output tests
+..out "=== SIMPLE EMBEDDED FUNCTIONS TEST ===";
+
+..out "Calculator add:";
+result1 : calculator.add 5 3;
+..out result1;
+
+..out "Calculator multiply:";
+result2 : calculator.multiply 4 7;
+..out result2;
+
+..out "Mixed table:";
+..out mixed.name;
+result3 : mixed.add 10 20;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_enhanced_case_final.txt b/js/scripting-lang/scratch_tests/test_enhanced_case_final.txt
new file mode 100644
index 0000000..4551122
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_enhanced_case_final.txt
@@ -0,0 +1,62 @@
+/* Final verification test for enhanced case statements */
+
+/* Test 1: Basic table creation */
+basic : {1, 2, 3};
+..out "Basic table:";
+..out basic;
+
+/* Test 2: Auto-indexed table with expressions */
+/* Work around parser limitation by using variables */
+a : 5 % 3;
+b : 5 % 5;
+expr : {a, b};
+..out "Expression table:";
+..out expr;
+
+/* Test 3: Map with equals 0 */
+/* Work around parser limitation by using variables */
+c : 15 % 3;
+d : 15 % 5;
+is_zero : x -> x = 0;
+mapped : map @is_zero {c, d};
+..out "Mapped table:";
+..out mapped;
+
+/* Test 4: Simple table pattern matching */
+test_table : {1: true, 2: false};
+result : when test_table is
+    {1: true, 2: true} then "both true"
+    {1: true, 2: false} then "first true"
+    {1: false, 2: true} then "second true"
+    {1: false, 2: false} then "both false";
+..out "Pattern match result:";
+..out result;
+
+/* Test 5: FizzBuzz divisibility function */
+/* Work around parser limitation by using a helper function */
+mod3 : n -> n % 3;
+mod5 : n -> n % 5;
+divisibility : n -> map @is_zero {mod3 n, mod5 n};
+
+div_15 : divisibility 15;
+..out "Divisibility for 15:";
+..out div_15;
+
+/* Test 6: Complete FizzBuzz */
+fizzbuzz : n ->
+  when divisibility n is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then n;
+
+fizz_15 : fizzbuzz 15;
+fizz_3 : fizzbuzz 3;
+fizz_5 : fizzbuzz 5;
+fizz_7 : fizzbuzz 7;
+
+..out "FizzBuzz results:";
+..out "15: " + fizz_15;
+..out "3: " + fizz_3;
+..out "5: " + fizz_5;
+..out "7: " + fizz_7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_enhanced_case_verification.txt b/js/scripting-lang/scratch_tests/test_enhanced_case_verification.txt
new file mode 100644
index 0000000..011a433
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_enhanced_case_verification.txt
@@ -0,0 +1,229 @@
+/* Enhanced Case Statement Verification Tests */
+/* Testing core assumptions for FizzBuzz and tuple-like pattern matching */
+
+/* ===== TEST 1: AUTO-INDEXED TABLE CREATION ===== */
+..out "=== TEST 1: AUTO-INDEXED TABLE CREATION ===";
+
+/* Test basic auto-indexed table */
+basic_table : {1, 2, 3};
+..out "Basic table:";
+..out basic_table;
+
+/* Test auto-indexed table with expressions */
+expr_table : {5 % 3, 5 % 5, 5 % 2};
+..out "Expression table (5 % 3, 5 % 5, 5 % 2):";
+..out expr_table;
+
+/* Test with FizzBuzz-style expressions */
+n : 15;
+fizzbuzz_expr : {n % 3, n % 5};
+..out "FizzBuzz expressions for n=15:";
+..out fizzbuzz_expr;
+
+/* ===== TEST 2: MAP WITH TABLE TRANSFORMATION ===== */
+..out "=== TEST 2: MAP WITH TABLE TRANSFORMATION ===";
+
+/* Test map with equals 0 */
+test_map : map @(equals 0) {15 % 3, 15 % 5};
+..out "Map equals 0 on {15 % 3, 15 % 5}:";
+..out test_map;
+
+/* Test with different numbers */
+test_map_3 : map @(equals 0) {3 % 3, 3 % 5};
+..out "Map equals 0 on {3 % 3, 3 % 5}:";
+..out test_map_3;
+
+test_map_5 : map @(equals 0) {5 % 3, 5 % 5};
+..out "Map equals 0 on {5 % 3, 5 % 5}:";
+..out test_map_5;
+
+test_map_7 : map @(equals 0) {7 % 3, 7 % 5};
+..out "Map equals 0 on {7 % 3, 7 % 5}:";
+..out test_map_7;
+
+/* ===== TEST 3: TABLE PATTERN MATCHING ===== */
+..out "=== TEST 3: TABLE PATTERN MATCHING ===";
+
+/* Test simple table pattern matching */
+simple_table : {1: true, 2: false};
+simple_result : when simple_table is
+    {1: true, 2: true} then "both true"
+    {1: true, 2: false} then "first true"
+    {1: false, 2: true} then "second true"
+    {1: false, 2: false} then "both false";
+..out "Simple table pattern matching:";
+..out simple_result;
+
+/* Test with actual FizzBuzz-style data */
+fizzbuzz_data : {1: true, 2: true};
+fizzbuzz_result : when fizzbuzz_data is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then "neither";
+..out "FizzBuzz-style pattern matching:";
+..out fizzbuzz_result;
+
+/* Test with different combinations */
+fizz_data : {1: true, 2: false};
+fizz_result : when fizz_data is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then "neither";
+..out "Fizz pattern matching:";
+..out fizz_result;
+
+/* ===== TEST 4: INTEGRATED FIZZBUZZ TEST ===== */
+..out "=== TEST 4: INTEGRATED FIZZBUZZ TEST ===";
+
+/* Create the divisibility function */
+divisibility : n -> map @(equals 0) {n % 3, n % 5};
+
+/* Test the function with different inputs */
+div_15 : divisibility 15;
+div_3 : divisibility 3;
+div_5 : divisibility 5;
+div_7 : divisibility 7;
+
+..out "Divisibility results:";
+..out "15: " + div_15;
+..out "3: " + div_3;
+..out "5: " + div_5;
+..out "7: " + div_7;
+
+/* Test the complete FizzBuzz function */
+fizzbuzz : n ->
+  when divisibility n is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then n;
+
+/* Test FizzBuzz with various inputs */
+..out "FizzBuzz results:";
+..out "fizzbuzz 15: " + fizzbuzz 15;
+..out "fizzbuzz 3: " + fizzbuzz 3;
+..out "fizzbuzz 5: " + fizzbuzz 5;
+..out "fizzbuzz 7: " + fizzbuzz 7;
+..out "fizzbuzz 0: " + fizzbuzz 0;
+..out "fizzbuzz 1: " + fizzbuzz 1;
+
+/* ===== TEST 5: ALTERNATIVE APPROACHES ===== */
+..out "=== TEST 5: ALTERNATIVE APPROACHES ===";
+
+/* Option A: Multiple value patterns */
+fizzbuzz_option_a : n ->
+  when (equals (n % 3) 0) (equals (n % 5) 0) is
+    true true then "FizzBuzz"
+    true false then "Fizz"
+    false true then "Buzz"
+    false false then n;
+
+..out "Option A (multiple value patterns):";
+..out "fizzbuzz_option_a 15: " + fizzbuzz_option_a 15;
+..out "fizzbuzz_option_a 3: " + fizzbuzz_option_a 3;
+..out "fizzbuzz_option_a 5: " + fizzbuzz_option_a 5;
+..out "fizzbuzz_option_a 7: " + fizzbuzz_option_a 7;
+
+/* Option B: Predicate functions with nested when */
+is_fizzbuzz : n -> apply @logicalAnd (equals (n % 3) 0) (equals (n % 5) 0);
+is_fizz : n -> equals (n % 3) 0;
+is_buzz : n -> equals (n % 5) 0;
+
+fizzbuzz_option_b : n ->
+  when is_fizzbuzz n is
+    true then "FizzBuzz"
+    _ then when is_fizz n is
+      true then "Fizz"
+      _ then when is_buzz n is
+        true then "Buzz"
+        _ then n;
+
+..out "Option B (predicate functions):";
+..out "fizzbuzz_option_b 15: " + fizzbuzz_option_b 15;
+..out "fizzbuzz_option_b 3: " + fizzbuzz_option_b 3;
+..out "fizzbuzz_option_b 5: " + fizzbuzz_option_b 5;
+..out "fizzbuzz_option_b 7: " + fizzbuzz_option_b 7;
+
+/* ===== TEST 6: EDGE CASES AND ERROR CONDITIONS ===== */
+..out "=== TEST 6: EDGE CASES AND ERROR CONDITIONS ===";
+
+/* Test with negative numbers */
+..out "Negative numbers:";
+..out "fizzbuzz -3: " + fizzbuzz -3;
+..out "fizzbuzz -5: " + fizzbuzz -5;
+..out "fizzbuzz -15: " + fizzbuzz -15;
+
+/* Test with large numbers */
+..out "Large numbers:";
+..out "fizzbuzz 30: " + fizzbuzz 30;
+..out "fizzbuzz 45: " + fizzbuzz 45;
+..out "fizzbuzz 60: " + fizzbuzz 60;
+
+/* ===== TEST 7: PERFORMANCE AND COMPLEXITY ===== */
+..out "=== TEST 7: PERFORMANCE AND COMPLEXITY ===";
+
+/* Test with a range of numbers */
+test_range : 1;
+test_result : fizzbuzz test_range;
+..out "Range test (1-20):";
+..out "1: " + test_result;
+
+test_range : 2;
+test_result : fizzbuzz test_range;
+..out "2: " + test_result;
+
+test_range : 3;
+test_result : fizzbuzz test_range;
+..out "3: " + test_result;
+
+test_range : 4;
+test_result : fizzbuzz test_range;
+..out "4: " + test_result;
+
+test_range : 5;
+test_result : fizzbuzz test_range;
+..out "5: " + test_result;
+
+test_range : 6;
+test_result : fizzbuzz test_range;
+..out "6: " + test_result;
+
+test_range : 7;
+test_result : fizzbuzz test_range;
+..out "7: " + test_result;
+
+test_range : 8;
+test_result : fizzbuzz test_range;
+..out "8: " + test_result;
+
+test_range : 9;
+test_result : fizzbuzz test_range;
+..out "9: " + test_result;
+
+test_range : 10;
+test_result : fizzbuzz test_range;
+..out "10: " + test_result;
+
+test_range : 11;
+test_result : fizzbuzz test_range;
+..out "11: " + test_result;
+
+test_range : 12;
+test_result : fizzbuzz test_range;
+..out "12: " + test_result;
+
+test_range : 13;
+test_result : fizzbuzz test_range;
+..out "13: " + test_result;
+
+test_range : 14;
+test_result : fizzbuzz test_range;
+..out "14: " + test_result;
+
+test_range : 15;
+test_result : fizzbuzz test_range;
+..out "15: " + test_result;
+
+..out "=== VERIFICATION COMPLETE ==="; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_enhanced_compose.txt b/js/scripting-lang/scratch_tests/test_enhanced_compose.txt
new file mode 100644
index 0000000..d277c64
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_enhanced_compose.txt
@@ -0,0 +1,9 @@
+/* Test enhanced compose function */
+
+f : x -> x * 2;
+g : x -> x + 1;
+h : x -> x * x;
+
+/* Test enhanced compose with multiple functions */
+result : compose(f, g, h) 2;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_enhanced_debug.txt b/js/scripting-lang/scratch_tests/test_enhanced_debug.txt
new file mode 100644
index 0000000..5462858
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_enhanced_debug.txt
@@ -0,0 +1,13 @@
+/* Simple test to debug enhanced case statements */
+
+/* Test 1: Basic FizzBuzz */
+fizzbuzz : n ->
+  when (n % 3) (n % 5) is
+    0 0 then "FizzBuzz"
+    0 _ then "Fizz"
+    _ 0 then "Buzz"
+    _ _ then n;
+
+/* Test basic FizzBuzz */
+result1 : fizzbuzz 15;
+..out result1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_equals_function.txt b/js/scripting-lang/scratch_tests/test_equals_function.txt
new file mode 100644
index 0000000..91e90fd
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_equals_function.txt
@@ -0,0 +1,17 @@
+/* Test equals function */
+
+/* Test basic equals */
+test1 : equals 5 5;
+test2 : equals 5 3;
+test3 : equals 0 0;
+
+..out test1;
+..out test2;
+..out test3;
+
+/* Test equals with modulo */
+test4 : equals (15 % 3) 0;
+test5 : equals (15 % 5) 0;
+
+..out test4;
+..out test5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_exact_expr_debug.txt b/js/scripting-lang/scratch_tests/test_exact_expr_debug.txt
new file mode 100644
index 0000000..8a6b3c5
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_exact_expr_debug.txt
@@ -0,0 +1,13 @@
+/* Test exact expression from test file */
+
+/* Multi-field validation using function calls */
+validate_user : name age ->
+  when (name != "") (age >= 0 and age <= 120) is
+    true true then "valid user"
+    true false then "invalid age"
+    false true then "invalid name"
+    false false then "invalid user";
+
+/* Test user validation */
+valid_user : validate_user "Alice" 30;
+..out valid_user; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_expression_function.txt b/js/scripting-lang/scratch_tests/test_expression_function.txt
new file mode 100644
index 0000000..4b3308f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_expression_function.txt
@@ -0,0 +1,9 @@
+/* Test function with expression in body */
+
+// Function with expression
+expr_func : x y -> x + y;
+
+// Test it
+..out "=== EXPRESSION FUNCTION TEST ===";
+result : expr_func 5 3;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_factorial.txt b/js/scripting-lang/scratch_tests/test_factorial.txt
new file mode 100644
index 0000000..9945285
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_factorial.txt
@@ -0,0 +1,8 @@
+/* Test factorial function */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+result : factorial 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_factorial_fixed.txt b/js/scripting-lang/scratch_tests/test_factorial_fixed.txt
new file mode 100644
index 0000000..db0ec5f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_factorial_fixed.txt
@@ -0,0 +1,8 @@
+/* Test factorial function with @ operator */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (@factorial (n - 1));
+
+result : factorial 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_filter_debug.txt b/js/scripting-lang/scratch_tests/test_filter_debug.txt
new file mode 100644
index 0000000..6b9df38
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_filter_debug.txt
@@ -0,0 +1,3 @@
+isPositive : x -> x > 0;
+filtered2 : filter @isPositive -3;
+..out filtered2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_filter_issue.txt b/js/scripting-lang/scratch_tests/test_filter_issue.txt
new file mode 100644
index 0000000..63331d9
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_filter_issue.txt
@@ -0,0 +1,11 @@
+/* Test filter issue */
+
+numbers : {1, 2, 3, 4, 5};
+is_even : x -> x % 2 = 0;
+evens : filter @is_even numbers;
+even_2 : evens[2];
+even_4 : evens[4];
+..assert even_2 = 2;
+..assert even_4 = 4;
+
+..out "Filter test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_first_part.txt b/js/scripting-lang/scratch_tests/test_first_part.txt
new file mode 100644
index 0000000..61b2da1
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_first_part.txt
@@ -0,0 +1,48 @@
+/* Test first part of enhanced case statements */
+
+/* ===== FIZZBUZZ IMPLEMENTATION ===== */
+
+/* Classic FizzBuzz using multi-value patterns with expressions */
+fizzbuzz : n ->
+  when (n % 3) (n % 5) is
+    0 0 then "FizzBuzz"
+    0 _ then "Fizz"
+    _ 0 then "Buzz"
+    _ _ then n;
+
+/* Test FizzBuzz implementation */
+fizzbuzz_15 : fizzbuzz 15;  /* Should be "FizzBuzz" */
+fizzbuzz_3 : fizzbuzz 3;    /* Should be "Fizz" */
+fizzbuzz_5 : fizzbuzz 5;    /* Should be "Buzz" */
+fizzbuzz_7 : fizzbuzz 7;    /* Should be 7 */
+
+/* ===== TABLE ACCESS IN WHEN EXPRESSIONS ===== */
+
+/* User data for testing */
+admin_user : {role: "admin", level: 5, name: "Alice"};
+user_user : {role: "user", level: 2, name: "Bob"};
+guest_user : {role: "guest", level: 0, name: "Charlie"};
+
+/* Access control using table access in patterns */
+access_level : user ->
+  when user.role is
+    "admin" then "full access"
+    "user" then "limited access"
+    _ then "no access";
+
+/* Test access control */
+admin_access : access_level admin_user;
+user_access : access_level user_user;
+guest_access : access_level guest_user;
+
+/* Output results */
+..out "FizzBuzz Results:";
+..out fizzbuzz_15;
+..out fizzbuzz_3;
+..out fizzbuzz_5;
+..out fizzbuzz_7;
+
+..out "Access Control Results:";
+..out admin_access;
+..out user_access;
+..out guest_access; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_fizzbuzz.txt b/js/scripting-lang/scratch_tests/test_fizzbuzz.txt
new file mode 100644
index 0000000..2529b73
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_fizzbuzz.txt
@@ -0,0 +1,16 @@
+/* Test FizzBuzz-style patterns */
+fizzbuzz_test : n ->
+  when (n % 3) (n % 5) is
+    0 0 then "FizzBuzz"
+    0 _ then "Fizz"
+    _ 0 then "Buzz"
+    _ _ then n;
+
+result1 : fizzbuzz_test 15;
+result2 : fizzbuzz_test 3;
+result3 : fizzbuzz_test 5;
+result4 : fizzbuzz_test 7;
+..out result1;
+..out result2;
+..out result3;
+..out result4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_fizzbuzz_only.txt b/js/scripting-lang/scratch_tests/test_fizzbuzz_only.txt
new file mode 100644
index 0000000..2fd12ad
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_fizzbuzz_only.txt
@@ -0,0 +1,13 @@
+/* Test just the FizzBuzz part */
+
+/* Classic FizzBuzz using multi-value patterns with expressions */
+fizzbuzz : n ->
+  when (n % 3) (n % 5) is
+    0 0 then "FizzBuzz"
+    0 _ then "Fizz"
+    _ 0 then "Buzz"
+    _ _ then n;
+
+/* Test FizzBuzz implementation */
+fizzbuzz_15 : fizzbuzz 15;
+..out fizzbuzz_15; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_debug.txt b/js/scripting-lang/scratch_tests/test_func_call_debug.txt
new file mode 100644
index 0000000..33f39a7
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_debug.txt
@@ -0,0 +1,22 @@
+/* Debug test for function call evaluation */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when is_even n is
+    true then "even"
+    false then "odd";
+
+/* Test the function call separately */
+result1 : is_even 4;
+result2 : is_even 5;
+
+/* Test with explicit boolean comparison */
+test_explicit : n ->
+  when (is_even n = true) is
+    true then "even"
+    false then "odd";
+
+result3 : test_explicit 4;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_debug2.txt b/js/scripting-lang/scratch_tests/test_func_call_debug2.txt
new file mode 100644
index 0000000..e272479
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_debug2.txt
@@ -0,0 +1,11 @@
+/* Debug test for function call evaluation in patterns */
+is_even : n -> n % 2 = 0;
+
+test_debug : n ->
+  when n is
+    is_even n then "function call result"
+    4 then "four"
+    _ then "other";
+
+result : test_debug 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_only.txt b/js/scripting-lang/scratch_tests/test_func_call_only.txt
new file mode 100644
index 0000000..b5bdf75
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_only.txt
@@ -0,0 +1,10 @@
+/* Function call test */
+is_even : n -> n % 2 = 0;
+
+test_func_call : n ->
+  when is_even n is
+    true then "even number"
+    false then "odd number";
+
+result : test_func_call 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_original.txt b/js/scripting-lang/scratch_tests/test_func_call_original.txt
new file mode 100644
index 0000000..0d4e8d0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_original.txt
@@ -0,0 +1,10 @@
+/* Test the original failing case */
+is_even : n -> n % 2 = 0;
+
+test_original : n ->
+  when is_even n is
+    true then "even"
+    false then "odd";
+
+result : test_original 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_value.txt b/js/scripting-lang/scratch_tests/test_func_call_value.txt
new file mode 100644
index 0000000..1f222d8
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_value.txt
@@ -0,0 +1,12 @@
+/* Test what the function call evaluates to */
+is_even : n -> n % 2 = 0;
+
+test_value : n ->
+  when is_even n is
+    is_even n then "same value"
+    true then "true"
+    false then "false"
+    _ then "other";
+
+result : test_value 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_call_when.txt b/js/scripting-lang/scratch_tests/test_func_call_when.txt
new file mode 100644
index 0000000..469440a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_call_when.txt
@@ -0,0 +1,10 @@
+/* Test function calls in when expressions */
+is_even : n -> n % 2 = 0;
+
+test_func_call : n ->
+  when is_even n is
+    true then "even number"
+    false then "odd number";
+
+result : test_func_call 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_calls_debug.txt b/js/scripting-lang/scratch_tests/test_func_calls_debug.txt
new file mode 100644
index 0000000..40f3437
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_calls_debug.txt
@@ -0,0 +1,17 @@
+/* Test function calls in when expressions */
+
+/* Helper functions for testing */
+is_even : n -> n % 2 = 0;
+
+/* Number classification using function calls in patterns */
+classify_number : n ->
+  when (is_even n) is
+    true then "even number"
+    false then "odd number";
+
+/* Test number classification */
+even_class : classify_number 4;
+odd_class : classify_number 7;
+
+..out even_class;
+..out odd_class; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_calls_only.txt b/js/scripting-lang/scratch_tests/test_func_calls_only.txt
new file mode 100644
index 0000000..f217d60
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_calls_only.txt
@@ -0,0 +1,17 @@
+/* Test just the function calls section */
+
+/* Helper functions for testing */
+is_even : n -> n % 2 = 0;
+
+/* Number classification using function calls in patterns */
+classify_number : n ->
+  when (is_even n) is
+    true then "even number"
+    false then "odd number";
+
+/* Test number classification */
+even_class : classify_number 4;
+odd_class : classify_number 7;
+
+..out even_class;
+..out odd_class; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_debug_detailed.txt b/js/scripting-lang/scratch_tests/test_func_debug_detailed.txt
new file mode 100644
index 0000000..fb96ce5
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_debug_detailed.txt
@@ -0,0 +1,24 @@
+/* Detailed debugging of function calls in when expressions */
+
+/* Helper functions for testing */
+is_even : n -> n % 2 = 0;
+
+/* Test the function directly */
+test1 : is_even 4;
+test2 : is_even 7;
+..out test1;
+..out test2;
+
+/* Number classification using function calls in patterns */
+classify_number : n ->
+  when (is_even n) is
+    true then "even number"
+    false then "odd number";
+
+/* Test number classification */
+even_class : classify_number 4;
+odd_class : classify_number 7;
+
+..out "Classification results:";
+..out even_class;
+..out odd_class; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_eval.txt b/js/scripting-lang/scratch_tests/test_func_eval.txt
new file mode 100644
index 0000000..8944b1f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_eval.txt
@@ -0,0 +1,9 @@
+/* Test function call evaluation */
+is_even : n -> n % 2 = 0;
+
+result1 : is_even 4;
+result2 : is_even 5;
+result3 : is_even 0;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_no_match.txt b/js/scripting-lang/scratch_tests/test_func_no_match.txt
new file mode 100644
index 0000000..ff55185
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_no_match.txt
@@ -0,0 +1,11 @@
+/* Test function call that should not match */
+is_even : n -> n % 2 = 0;
+
+test_no_match : n ->
+  when n is
+    is_even n then "function call result"
+    5 then "five"
+    _ then "other";
+
+result : test_no_match 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_pattern.txt b/js/scripting-lang/scratch_tests/test_func_pattern.txt
new file mode 100644
index 0000000..23f2888
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_pattern.txt
@@ -0,0 +1,11 @@
+/* Test function calls in patterns */
+is_even : n -> n % 2 = 0;
+
+test_func_pattern : n ->
+  when n is
+    (is_even n) then "function call result"
+    4 then "four"
+    _ then "other";
+
+result : test_func_pattern 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_func_return.txt b/js/scripting-lang/scratch_tests/test_func_return.txt
new file mode 100644
index 0000000..3a4bd5f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_func_return.txt
@@ -0,0 +1,9 @@
+/* Test function call return value */
+is_even : n -> n % 2 = 0;
+
+result1 : is_even 4;
+result2 : is_even 5;
+result3 : is_even 0;
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_arg_syntax.txt b/js/scripting-lang/scratch_tests/test_function_arg_syntax.txt
new file mode 100644
index 0000000..4b4afbe
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_arg_syntax.txt
@@ -0,0 +1,3 @@
+add_func : x y -> x + y;
+result : add_func @(3 + 2) @(4 + 1);
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_body.txt b/js/scripting-lang/scratch_tests/test_function_body.txt
new file mode 100644
index 0000000..7af35e5
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_body.txt
@@ -0,0 +1,15 @@
+/* Test multiple statements in function bodies */
+
+/* Test simple function */
+simple_func : n -> n;
+
+/* Test function with multiple statements */
+multi_func : n ->
+  a : n + 1;
+  b : a * 2;
+  b;
+
+result1 : simple_func 5;
+result2 : multi_func 5;
+..out result1;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_calls_in_tables.txt b/js/scripting-lang/scratch_tests/test_function_calls_in_tables.txt
new file mode 100644
index 0000000..a7c991a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_calls_in_tables.txt
@@ -0,0 +1,28 @@
+/* Test function calls in table literals */
+
+/* Test basic function calls */
+mod3 : n -> n % 3;
+mod5 : n -> n % 5;
+
+/* Test individual function calls */
+result1 : mod3 15;
+result2 : mod5 15;
+..out "mod3 15: " + result1;
+..out "mod5 15: " + result2;
+
+/* Test function calls in table */
+table1 : {mod3 15, mod5 15};
+..out "Table with function calls:";
+..out table1;
+
+/* Test with map */
+is_zero : x -> x = 0;
+mapped : map @is_zero table1;
+..out "Mapped table:";
+..out mapped;
+
+/* Test the complete divisibility function */
+divisibility : n -> map @is_zero {mod3 n, mod5 n};
+result : divisibility 15;
+..out "Divisibility result:";
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_declaration.txt b/js/scripting-lang/scratch_tests/test_function_declaration.txt
new file mode 100644
index 0000000..90c1594
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_declaration.txt
@@ -0,0 +1,37 @@
+/* Test FunctionDeclaration behavior */
+
+// Test 1: Regular function declaration
+test_func : x y -> x + y;
+
+// Test 2: Function declaration with when expression
+test_when : x -> when x is
+    0 then "zero"
+    _ then "other"
+;
+
+// Test 3: Function declaration in table
+table_func : {
+    add: x y -> x + y,
+    classify: x -> when x is
+        0 then "zero"
+        _ then "other"
+};
+
+// Output tests
+..out "=== FUNCTION DECLARATION TEST ===";
+
+..out "Regular function:";
+result1 : test_func 5 3;
+..out result1;
+
+..out "When function:";
+result2 : test_when 0;
+..out result2;
+result3 : test_when 5;
+..out result3;
+
+..out "Table functions:";
+result4 : table_func.add 10 20;
+..out result4;
+result5 : table_func.classify 0;
+..out result5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_issue.txt b/js/scripting-lang/scratch_tests/test_function_issue.txt
new file mode 100644
index 0000000..991e92e
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_issue.txt
@@ -0,0 +1,3 @@
+add_func : x y -> x + y;
+result : add_func 3 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_precedence.txt b/js/scripting-lang/scratch_tests/test_function_precedence.txt
new file mode 100644
index 0000000..e453d72
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_precedence.txt
@@ -0,0 +1,32 @@
+/* Test function application precedence fix */
+/* This should test that abs -5 is parsed as apply(abs, negate(5)) not subtract(abs, 5) */
+
+x : 5;
+abs : x -> when x is
+    x < 0 then -x
+    _ then x;
+
+/* Test 1: Function call with negative literal */
+result1 : abs -5;  /* Should be apply(abs, negate(5)) = 5 */
+
+/* Test 2: Function call with negative variable */
+result2 : abs -x;  /* Should be apply(abs, negate(x)) = 5 */
+
+/* Test 3: Multiple function applications */
+double : x -> x * 2;
+result3 : double abs -3;  /* Should be apply(double, apply(abs, negate(3))) = 6 */
+
+/* Test 4: Function call with parenthesized expression */
+result4 : abs (-x);  /* Should be apply(abs, negate(x)) = 5 */
+
+/* Test 5: Complex expression */
+result5 : abs -5 + 10;  /* Should be add(apply(abs, negate(5)), 10) = 15 */
+
+/* Test 6: Left-associative function application */
+f : x -> x * 2;
+g : x -> x + 1;
+result6 : f g 3;  /* Should be apply(apply(f, g), 3) = 8 */
+
+/* Test 7: Function call with table access */
+table : {value: -5};
+result7 : abs table.value;  /* Should be apply(abs, table.value) = 5 */ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_function_reference.txt b/js/scripting-lang/scratch_tests/test_function_reference.txt
new file mode 100644
index 0000000..6c3a609
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_function_reference.txt
@@ -0,0 +1,8 @@
+/* Test function references */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test function reference */
+ref : @f;
+..out ref; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_functions.txt b/js/scripting-lang/scratch_tests/test_functions.txt
new file mode 100644
index 0000000..8e3ea43
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_functions.txt
@@ -0,0 +1,15 @@
+/* Test individual functions */
+f1 : x -> x + 1;
+f2 : x -> x * 2;
+f3 : x -> x - 1;
+
+test1 : f1 10;
+test2 : f2 10;
+test3 : f3 10;
+
+..out "f1(10) = ";
+..out test1;
+..out "f2(10) = ";
+..out test2;
+..out "f3(10) = ";
+..out test3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_grade.txt b/js/scripting-lang/scratch_tests/test_grade.txt
new file mode 100644
index 0000000..730987c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_grade.txt
@@ -0,0 +1,15 @@
+/* Test grade function */
+grade : score -> 
+  when score is
+    90 then "A"
+    80 then "B"
+    70 then "C"
+    _  then "F";
+
+result1 : grade 95;
+result2 : grade 85;
+result3 : grade 65;
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_grade_comparison.txt b/js/scripting-lang/scratch_tests/test_grade_comparison.txt
new file mode 100644
index 0000000..39df2f8
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_grade_comparison.txt
@@ -0,0 +1,15 @@
+/* Test grade function with comparison patterns */
+grade : score -> 
+  when score is
+    score >= 90 then "A"
+    score >= 80 then "B"
+    score >= 70 then "C"
+    _  then "F";
+
+result1 : grade 95;
+result2 : grade 85;
+result3 : grade 65;
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_gradual_build.txt b/js/scripting-lang/scratch_tests/test_gradual_build.txt
new file mode 100644
index 0000000..4494770
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_gradual_build.txt
@@ -0,0 +1,24 @@
+/* Gradual build test */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+
+/* Test enhanced map */
+double : x -> x * 2;
+doubled : map @double numbers;
+
+/* Test t.map */
+t_doubled : t.map @double numbers;
+
+/* Test enhanced filter */
+isEven : x -> x % 2 == 0;
+even_numbers : filter @isEven numbers;
+
+/* Output results */
+..out "=== GRADUAL BUILD TEST ===";
+..out "Enhanced map:";
+..out doubled;
+..out "t.map:";
+..out t_doubled;
+..out "Enhanced filter:";
+..out even_numbers; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_listen_emit_basic.txt b/js/scripting-lang/scratch_tests/test_listen_emit_basic.txt
new file mode 100644
index 0000000..b135908
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_listen_emit_basic.txt
@@ -0,0 +1,16 @@
+/* Test basic ..listen and ..emit functionality */
+
+/* Test ..listen - should return placeholder state */
+state : ..listen;
+..out state;
+
+/* Test ..emit with simple value */
+..emit "Hello from script";
+
+/* Test ..emit with table */
+data : { message: "Test message", value: 42 };
+..emit data;
+
+/* Test ..emit with computed value */
+computed : 10 + 20;
+..emit computed; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_listen_emit_comprehensive.txt b/js/scripting-lang/scratch_tests/test_listen_emit_comprehensive.txt
new file mode 100644
index 0000000..79f1a98
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_listen_emit_comprehensive.txt
@@ -0,0 +1,48 @@
+/* Comprehensive test for ..listen and ..emit functionality */
+
+/* Test 1: Basic ..listen in assignment */
+state : ..listen;
+..out "State received:";
+..out state;
+
+/* Test 2: ..listen in when expression */
+result : when ..listen is
+    { status: "placeholder" } then "Placeholder state detected"
+    { status: "active" } then "Active state detected"
+    _ then "Unknown state";
+
+..out result;
+
+/* Test 3: ..emit with different data types */
+..emit "String value";
+..emit 42;
+..emit true;
+..emit { key: "value", number: 123 };
+
+/* Test 4: ..emit with computed expressions */
+computed_table : { a: 10, b: 20 };
+sum : computed_table.a + computed_table.b;
+..emit sum;
+
+/* Test 5: ..emit with function calls */
+doubled : t.map { 1, 2, 3, 4, 5 } (x -> x * 2);
+..emit doubled;
+
+/* Test 6: ..emit with conditional logic */
+condition : 10 > 5;
+message : when condition is
+    true then "Condition is true"
+    false then "Condition is false";
+..emit message;
+
+/* Test 7: ..emit with nested tables */
+nested : { 
+    user: { name: "Alice", age: 30 },
+    settings: { theme: "dark", notifications: true }
+};
+..emit nested;
+
+/* Test 8: Test that ..emit doesn't interfere with ..out */
+..out "This should appear via ..out";
+..emit "This should appear via ..emit";
+..out "Another ..out message"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_listen_emit_final.txt b/js/scripting-lang/scratch_tests/test_listen_emit_final.txt
new file mode 100644
index 0000000..c735ab2
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_listen_emit_final.txt
@@ -0,0 +1,44 @@
+/* Final test for ..listen and ..emit functionality */
+
+/* Test 1: Basic ..listen in assignment */
+state : ..listen;
+..out "State received:";
+..out state;
+
+/* Test 2: ..listen in when expression with simple patterns */
+result : when ..listen is
+    "placeholder" then "Got placeholder"
+    "active" then "Got active"
+    _ then "Got something else";
+
+..out result;
+
+/* Test 3: ..emit with different data types */
+..emit "String value";
+..emit 42;
+..emit true;
+..emit { key: "value", number: 123 };
+
+/* Test 4: ..emit with computed expressions */
+computed_table : { a: 10, b: 20 };
+sum : computed_table.a + computed_table.b;
+..emit sum;
+
+/* Test 5: ..emit with conditional logic */
+condition : 10 > 5;
+message : when condition is
+    true then "Condition is true"
+    false then "Condition is false";
+..emit message;
+
+/* Test 6: ..emit with nested tables */
+nested : { 
+    user: { name: "Alice", age: 30 },
+    settings: { theme: "dark", notifications: true }
+};
+..emit nested;
+
+/* Test 7: Test that ..emit doesn't interfere with ..out */
+..out "This should appear via ..out";
+..emit "This should appear via ..emit";
+..out "Another ..out message"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_listen_emit_simple.txt b/js/scripting-lang/scratch_tests/test_listen_emit_simple.txt
new file mode 100644
index 0000000..fce87da
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_listen_emit_simple.txt
@@ -0,0 +1,16 @@
+/* Simple test for ..listen and ..emit */
+
+/* Test 1: Basic ..listen */
+state : ..listen;
+..out state;
+
+/* Test 2: Basic ..emit */
+..emit "Hello";
+
+/* Test 3: ..listen in when expression with simple patterns */
+result : when ..listen is
+    "placeholder" then "Got placeholder"
+    "active" then "Got active"
+    _ then "Got something else";
+
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_logical_and_debug.txt b/js/scripting-lang/scratch_tests/test_logical_and_debug.txt
new file mode 100644
index 0000000..97251b7
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_logical_and_debug.txt
@@ -0,0 +1,26 @@
+/* Test logicalAnd function directly */
+
+/* Test individual comparisons */
+test1 : (-5) >= 0;  /* Should be false */
+test2 : (-5) <= 120; /* Should be true */
+
+/* Test logicalAnd with these values */
+result1 : logicalAnd test1 test2;  /* false && true = false */
+result2 : logicalAnd test2 test1;  /* true && false = false */
+
+/* Test the original expression step by step */
+step1 : (-5) >= 0;  /* false */
+step2 : (-5) <= 120; /* true */
+step3 : logicalAnd step1 step2; /* false && true = false */
+
+/* Test with parentheses */
+parens_test : logicalAnd ((-5) >= 0) ((-5) <= 120);
+
+..out test1;
+..out test2;
+..out result1;
+..out result2;
+..out step1;
+..out step2;
+..out step3;
+..out parens_test; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_map_comparison.txt b/js/scripting-lang/scratch_tests/test_map_comparison.txt
new file mode 100644
index 0000000..742c9dd
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_map_comparison.txt
@@ -0,0 +1,14 @@
+/* Test to compare map and each behavior */
+
+numbers : {1, 2, 3, 4, 5};
+add_ten : x -> x + 10;
+
+/* Test map with single table */
+map_result : map @add_ten numbers;
+..out "Map with single table:";
+..out map_result;
+
+/* Test each with single table */
+each_result : each @add_ten numbers;
+..out "Each with single table:";
+..out each_result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_minimal_enhanced.txt b/js/scripting-lang/scratch_tests/test_minimal_enhanced.txt
new file mode 100644
index 0000000..e4fe6d2
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_minimal_enhanced.txt
@@ -0,0 +1,32 @@
+/* Minimal enhanced case statements test */
+
+/* FizzBuzz */
+fizzbuzz : n ->
+  when (n % 3) (n % 5) is
+    0 0 then "FizzBuzz"
+    0 _ then "Fizz"
+    _ 0 then "Buzz"
+    _ _ then n;
+
+/* Table access */
+admin_user : {role: "admin"};
+access_level : user ->
+  when user.role is
+    "admin" then "full access"
+    _ then "no access";
+
+/* Function calls */
+is_even : n -> n % 2 = 0;
+classify_number : n ->
+  when (is_even n) is
+    true then "even"
+    false then "odd";
+
+/* Test and output */
+result1 : fizzbuzz 15;
+result2 : access_level admin_user;
+result3 : classify_number 4;
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_minimal_enhanced_case.txt b/js/scripting-lang/scratch_tests/test_minimal_enhanced_case.txt
new file mode 100644
index 0000000..082c194
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_minimal_enhanced_case.txt
@@ -0,0 +1,11 @@
+/* Minimal test for enhanced case statements */
+
+/* Test basic function */
+fizzbuzz : n -> n;
+
+/* Test basic when expression */
+result : when fizzbuzz 5 is
+  5 then "works"
+  _ then "fail";
+
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_minimal_when.txt b/js/scripting-lang/scratch_tests/test_minimal_when.txt
new file mode 100644
index 0000000..fdb5d33
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_minimal_when.txt
@@ -0,0 +1,9 @@
+/* Minimal test for when expression */
+test_minimal : n ->
+  when n is
+    0 then "zero"
+    1 then "one"
+    _ then "other";
+
+result : test_minimal 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_minus_debug.txt b/js/scripting-lang/scratch_tests/test_minus_debug.txt
new file mode 100644
index 0000000..d81107b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_minus_debug.txt
@@ -0,0 +1,12 @@
+/* Debug minus operator */
+
+x : 42;
+y : 10;
+
+/* Test binary minus */
+result1 : x - y;
+..out result1;
+
+/* Test unary minus */
+result2 : -x;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_modulo_in_when.txt b/js/scripting-lang/scratch_tests/test_modulo_in_when.txt
new file mode 100644
index 0000000..4b2b023
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_modulo_in_when.txt
@@ -0,0 +1,30 @@
+/* Test modulo operator in when expressions */
+
+/* Test basic modulo */
+test1 : 15 % 3;
+..out test1;
+
+/* Test modulo in when expression */
+test2 : when 15 % 3 is
+  0 then "divisible by 3"
+  _ then "not divisible by 3";
+
+..out test2;
+
+/* Test multiple values in when expression */
+test3 : when 15 % 3 15 % 5 is
+  0 0 then "divisible by both"
+  0 _ then "divisible by 3 only"
+  _ 0 then "divisible by 5 only"
+  _ _ then "divisible by neither";
+
+..out test3;
+
+/* Test modulo with equals function in when expression */
+test4 : when equals (15 % 3) 0 equals (15 % 5) 0 is
+  true true then "divisible by both"
+  true false then "divisible by 3 only"
+  false true then "divisible by 5 only"
+  false false then "divisible by neither";
+
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multi_param_when.txt b/js/scripting-lang/scratch_tests/test_multi_param_when.txt
new file mode 100644
index 0000000..cb4843e
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multi_param_when.txt
@@ -0,0 +1,9 @@
+/* Test multi-parameter when expressions */
+classify : x y -> 
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then "neither zero";
+
+..out "multi-parameter when expression created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multi_validation_debug.txt b/js/scripting-lang/scratch_tests/test_multi_validation_debug.txt
new file mode 100644
index 0000000..c252b54
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multi_validation_debug.txt
@@ -0,0 +1,13 @@
+/* Test multi-value validation pattern */
+
+/* Multi-field validation using function calls */
+validate_user : name age ->
+  when (name != "") (age >= 0 and age <= 120) is
+    true true then "valid user"
+    true false then "invalid age"
+    false true then "invalid name"
+    false false then "invalid user";
+
+/* Test user validation */
+valid_user : validate_user "Alice" 30;
+..out valid_user; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multi_validation_only.txt b/js/scripting-lang/scratch_tests/test_multi_validation_only.txt
new file mode 100644
index 0000000..f330ffe
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multi_validation_only.txt
@@ -0,0 +1,13 @@
+/* Test just the multi-value validation pattern */
+
+/* Multi-field validation using function calls */
+validate_user : name age ->
+  when (name != "") (age >= 0 and age <= 120) is
+    true true then "valid user"
+    true false then "invalid age"
+    false true then "invalid name"
+    false false then "invalid user";
+
+/* Test user validation */
+valid_user : validate_user "Alice" 30;
+..out valid_user; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multi_validation_simple.txt b/js/scripting-lang/scratch_tests/test_multi_validation_simple.txt
new file mode 100644
index 0000000..a26a72a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multi_validation_simple.txt
@@ -0,0 +1,13 @@
+/* Test simpler multi-value validation pattern */
+
+/* Test with simple boolean expressions */
+validate_user : name age ->
+  when (name != "") (age > 0) is
+    true true then "valid user"
+    true false then "invalid age"
+    false true then "invalid name"
+    false false then "invalid user";
+
+/* Test user validation */
+valid_user : validate_user "Alice" 30;
+..out valid_user; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multi_value_expr.txt b/js/scripting-lang/scratch_tests/test_multi_value_expr.txt
new file mode 100644
index 0000000..cbc3233
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multi_value_expr.txt
@@ -0,0 +1,10 @@
+/* Test multi-value patterns with expressions */
+test_multi_expr : x y -> 
+  when (x % 2) (y % 2) is
+    0 0 then "both even"
+    0 1 then "x even, y odd"
+    1 0 then "x odd, y even"
+    1 1 then "both odd";
+
+result : test_multi_expr 4 6;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_multiple_values_parens.txt b/js/scripting-lang/scratch_tests/test_multiple_values_parens.txt
new file mode 100644
index 0000000..601ca43
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_multiple_values_parens.txt
@@ -0,0 +1,29 @@
+/* Test multiple values with parentheses in when expressions */
+
+/* Test simple multiple values */
+test1 : when 5 3 is
+  5 3 then "simple multiple values work"
+  _ _ then "simple multiple values don't work";
+
+..out test1;
+
+/* Test multiple values with parentheses */
+test2 : when (5) (3) is
+  5 3 then "parenthesized multiple values work"
+  _ _ then "parenthesized multiple values don't work";
+
+..out test2;
+
+/* Test multiple values with expressions in parentheses */
+test3 : when (5 + 2) (3 + 0) is
+  7 3 then "expressions in parentheses work"
+  _ _ then "expressions in parentheses don't work";
+
+..out test3;
+
+/* Test FizzBuzz-style multiple values */
+test4 : when (15 % 3) (15 % 5) is
+  0 0 then "FizzBuzz-style multiple values work"
+  _ _ then "FizzBuzz-style multiple values don't work";
+
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_nested_debug.txt b/js/scripting-lang/scratch_tests/test_nested_debug.txt
new file mode 100644
index 0000000..ad68670
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_nested_debug.txt
@@ -0,0 +1,8 @@
+nested_func1 : x -> x + 1;
+nested_func2 : x -> nested_func1 x;
+nested_func3 : x -> nested_func2 x;
+nested_func4 : x -> nested_func3 x;
+nested_func5 : x -> nested_func4 x;
+
+deep_nested : nested_func5 10;
+..out deep_nested; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_nested_functions.txt b/js/scripting-lang/scratch_tests/test_nested_functions.txt
new file mode 100644
index 0000000..539491b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_nested_functions.txt
@@ -0,0 +1,28 @@
+/* Test nested table functions */
+
+// Test nested tables with functions
+nested : {
+    math: {
+        add: x y -> x + y,
+        subtract: x y -> x - y
+    },
+    logic: {
+        logical_and: x y -> x and y,
+        logical_or: x y -> x or y
+    }
+};
+
+// Output tests
+..out "=== NESTED FUNCTIONS TEST ===";
+
+..out "Nested math functions:";
+nested_add : nested.math.add 100 200;
+..out nested_add;
+nested_sub : nested.math.subtract 50 30;
+..out nested_sub;
+
+..out "Nested logic functions:";
+logic_and : nested.logic.logical_and true false;
+..out logic_and;
+logic_or : nested.logic.logical_or true false;
+..out logic_or; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_nested_only.txt b/js/scripting-lang/scratch_tests/test_nested_only.txt
new file mode 100644
index 0000000..f3857fc
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_nested_only.txt
@@ -0,0 +1,15 @@
+/* Test just the nested when expressions */
+
+/* Ensure backward compatibility with nested when expressions */
+nested_classify : x y ->
+  when x is
+    0 then when y is
+      0 then "origin"
+      _ then "on y-axis"
+    _ then when y is
+      0 then "on x-axis"
+      _ then "general position";
+
+/* Test nested when expressions */
+nested1 : nested_classify 0 0;
+..out nested1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_nested_table.txt b/js/scripting-lang/scratch_tests/test_nested_table.txt
new file mode 100644
index 0000000..9895e4e
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_nested_table.txt
@@ -0,0 +1,10 @@
+/* Test nested table literals */
+nested_table : {
+    outer: {
+        inner: {
+            value: 42
+        }
+    }
+};
+
+..out "nested_table created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_nested_when.txt b/js/scripting-lang/scratch_tests/test_nested_when.txt
new file mode 100644
index 0000000..b39c370
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_nested_when.txt
@@ -0,0 +1,11 @@
+/* Test nested when expressions */
+classify : x y -> 
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then when x is
+            0 then "x is zero (nested)"
+            _ then "neither zero";
+
+..out "nested when expression created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_original_problem.txt b/js/scripting-lang/scratch_tests/test_original_problem.txt
new file mode 100644
index 0000000..e0d838f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_original_problem.txt
@@ -0,0 +1,6 @@
+add_func : x y -> x + y;
+result : add_func @(3 + 2) @(4 + 1);
+..out result;
+
+result2 : add_func (3 + 2) (4 + 1);
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_parens_disambiguation.txt b/js/scripting-lang/scratch_tests/test_parens_disambiguation.txt
new file mode 100644
index 0000000..8863d8b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_parens_disambiguation.txt
@@ -0,0 +1,29 @@
+/* Test if parentheses can help disambiguate complex expressions */
+
+/* Test modulo with parentheses */
+test1 : when (15 % 3) is
+  0 then "modulo in parentheses works"
+  _ then "modulo in parentheses doesn't work";
+
+..out test1;
+
+/* Test equals with parentheses */
+test2 : when (5 = 5) is
+  true then "equals in parentheses works"
+  _ then "equals in parentheses doesn't work";
+
+..out test2;
+
+/* Test complex expression with parentheses */
+test3 : when ((15 % 3) = 0) is
+  true then "complex expression in parentheses works"
+  _ then "complex expression in parentheses doesn't work";
+
+..out test3;
+
+/* Test multiple values with parentheses */
+test4 : when (15 % 3) (15 % 5) is
+  0 0 then "multiple values with parentheses work"
+  _ _ then "multiple values with parentheses don't work";
+
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_parens_in_when.txt b/js/scripting-lang/scratch_tests/test_parens_in_when.txt
new file mode 100644
index 0000000..4b441b4
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_parens_in_when.txt
@@ -0,0 +1,22 @@
+/* Test parentheses in when expressions */
+
+/* Test simple parentheses */
+test1 : when (5) is
+  5 then "parentheses work"
+  _ then "parentheses don't work";
+
+..out test1;
+
+/* Test parentheses with arithmetic */
+test2 : when (5 + 3) is
+  8 then "arithmetic in parentheses works"
+  _ then "arithmetic in parentheses doesn't work";
+
+..out test2;
+
+/* Test parentheses with function calls */
+test3 : when (equals 5 5) is
+  true then "function call in parentheses works"
+  _ then "function call in parentheses doesn't work";
+
+..out test3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_parens_multiple.txt b/js/scripting-lang/scratch_tests/test_parens_multiple.txt
new file mode 100644
index 0000000..84592b7
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_parens_multiple.txt
@@ -0,0 +1,37 @@
+/* Test parentheses with multiple values in when expressions */
+
+/* Test with parentheses around expressions */
+compare_parens : x y -> 
+  when (x) (y) is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then "neither zero";
+
+test1 : compare_parens 0 0;
+test2 : compare_parens 0 5;
+test3 : compare_parens 5 0;
+test4 : compare_parens 5 5;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4;
+
+/* Test with arithmetic expressions in parentheses */
+compare_math : x y -> 
+  when (x + 0) (y + 0) is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then "neither zero";
+
+test5 : compare_math 0 0;
+test6 : compare_math 0 5;
+test7 : compare_math 5 0;
+test8 : compare_math 5 5;
+
+..out test5;
+..out test6;
+..out test7;
+..out test8; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_parenthesized_only.txt b/js/scripting-lang/scratch_tests/test_parenthesized_only.txt
new file mode 100644
index 0000000..ce0d5d2
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_parenthesized_only.txt
@@ -0,0 +1,5 @@
+/* Test parenthesized version only */
+
+test2 : (-5) + 3;
+
+..out test2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pattern_debug.txt b/js/scripting-lang/scratch_tests/test_pattern_debug.txt
new file mode 100644
index 0000000..ef8b676
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pattern_debug.txt
@@ -0,0 +1,14 @@
+/* Test pattern matching with boolean values */
+
+/* Test direct boolean matching */
+test_bool : value ->
+  when value is
+    true then "true matched"
+    false then "false matched"
+    _ then "wildcard matched";
+
+result1 : test_bool true;
+result2 : test_bool false;
+
+..out result1;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pattern_part1.txt b/js/scripting-lang/scratch_tests/test_pattern_part1.txt
new file mode 100644
index 0000000..60af053
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pattern_part1.txt
@@ -0,0 +1,12 @@
+/* Integration Test: Pattern Matching */
+/* Combines: case expressions, functions, recursion, complex patterns */
+
+..out "=== Integration Test: Pattern Matching ===";
+
+/* Recursive factorial with case expressions */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+..out "factorial function created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pattern_part2.txt b/js/scripting-lang/scratch_tests/test_pattern_part2.txt
new file mode 100644
index 0000000..dffef79
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pattern_part2.txt
@@ -0,0 +1,24 @@
+/* Integration Test: Pattern Matching */
+/* Combines: case expressions, functions, recursion, complex patterns */
+
+..out "=== Integration Test: Pattern Matching ===";
+
+/* Recursive factorial with case expressions */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+/* Pattern matching with multiple parameters */
+classify : x y -> 
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then when x is
+            0 then "x is zero (nested)"
+            _ then when y is
+                  0 then "y is zero (nested)"
+                  _ then "neither zero";
+
+..out "both functions created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pattern_part3.txt b/js/scripting-lang/scratch_tests/test_pattern_part3.txt
new file mode 100644
index 0000000..3c32b90
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pattern_part3.txt
@@ -0,0 +1,28 @@
+/* Integration Test: Pattern Matching */
+/* Combines: case expressions, functions, recursion, complex patterns */
+
+..out "=== Integration Test: Pattern Matching ===";
+
+/* Recursive factorial with case expressions */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+/* Pattern matching with multiple parameters */
+classify : x y -> 
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then when x is
+            0 then "x is zero (nested)"
+            _ then when y is
+                  0 then "y is zero (nested)"
+                  _ then "neither zero";
+
+/* Test factorial */
+fact5 : factorial 5;
+fact3 : factorial 3;
+
+..out "test calls created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pipe_debug.txt b/js/scripting-lang/scratch_tests/test_pipe_debug.txt
new file mode 100644
index 0000000..5c8d5fb
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pipe_debug.txt
@@ -0,0 +1,14 @@
+/* Debug pipe function */
+
+double : x -> x * 2;
+add1 : x -> x + 1;
+
+/* Test pipe function step by step */
+step1 : pipe double;
+..out step1;
+
+step2 : step1 add1;
+..out step2;
+
+step3 : step2 5;
+..out step3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pipe_function.txt b/js/scripting-lang/scratch_tests/test_pipe_function.txt
new file mode 100644
index 0000000..3842a86
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pipe_function.txt
@@ -0,0 +1,8 @@
+/* Test pipe function */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test pipe function */
+result : pipe(f, g) 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pipe_nested.txt b/js/scripting-lang/scratch_tests/test_pipe_nested.txt
new file mode 100644
index 0000000..6cc2738
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pipe_nested.txt
@@ -0,0 +1,9 @@
+/* Test nested pipe function */
+f1 : x -> x + 1;
+f2 : x -> x * 2;
+f3 : x -> x - 1;
+
+nested_pipe : pipe @f1 (pipe @f2 @f3) 10;
+
+..out "nested_pipe = ";
+..out nested_pipe; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_pipe_simple.txt b/js/scripting-lang/scratch_tests/test_pipe_simple.txt
new file mode 100644
index 0000000..c96613d
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_pipe_simple.txt
@@ -0,0 +1,11 @@
+/* Test simple pipe function */
+f1 : x -> x + 1;
+f2 : x -> x * 2;
+
+simple_pipe : pipe @f1 @f2 10;
+simple_compose : compose @f1 @f2 10;
+
+..out "simple_pipe = ";
+..out simple_pipe;
+..out "simple_compose = ";
+..out simple_compose; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_plus_debug.txt b/js/scripting-lang/scratch_tests/test_plus_debug.txt
new file mode 100644
index 0000000..99591fa
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_plus_debug.txt
@@ -0,0 +1,3 @@
+/* Minimal test for PLUS token issue */
+result : -5 + 3;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_precedence_comprehensive.txt b/js/scripting-lang/scratch_tests/test_precedence_comprehensive.txt
new file mode 100644
index 0000000..29f1420
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_precedence_comprehensive.txt
@@ -0,0 +1,129 @@
+/* Comprehensive Precedence Test Cases */
+
+/* Setup variables */
+x : 5;
+y : 3;
+z : 2;
+
+/* Setup functions */
+f : x -> x * 2;
+g : x -> x + 1;
+h : x -> x * x;
+
+/* 1. Basic Arithmetic Operations */
+result1 : x + y;
+result2 : x - y;
+result3 : x * y;
+result4 : x / y;
+result5 : x % y;
+result6 : x ^ z;
+
+..out "=== Basic Arithmetic ===";
+..out result1;
+..out result2;
+..out result3;
+..out result4;
+..out result5;
+..out result6;
+
+/* 2. Unary Operations */
+result7 : -x;
+result8 : not true;
+
+..out "=== Unary Operations ===";
+..out result7;
+..out result8;
+
+/* 3. Mixed Unary and Binary Operations */
+result9 : x * -y;
+result10 : -x + y;
+result11 : x - -y;
+result12 : -x * -y;
+
+..out "=== Mixed Operations ===";
+..out result9;
+..out result10;
+..out result11;
+..out result12;
+
+/* 4. Function Application */
+result13 : f 5;
+result14 : f g 5;
+result15 : f (g 5);
+
+..out "=== Function Application ===";
+..out result13;
+..out result14;
+..out result15;
+
+/* 5. Function Composition */
+result16 : f via g 5;
+result17 : f via g via h 3;
+result18 : pipe(f, g) 5;
+result19 : compose(f, g) 5;
+
+..out "=== Function Composition ===";
+..out result16;
+..out result17;
+..out result18;
+..out result19;
+
+/* 6. Comparison Operations */
+result20 : x = y;
+result21 : x != y;
+result22 : x < y;
+result23 : x > y;
+result24 : x <= y;
+result25 : x >= y;
+
+..out "=== Comparison Operations ===";
+..out result20;
+..out result21;
+..out result22;
+..out result23;
+..out result24;
+..out result25;
+
+/* 7. Logical Operations */
+a : true;
+b : false;
+result26 : a and b;
+result27 : a or b;
+result28 : a xor b;
+result29 : not a;
+
+..out "=== Logical Operations ===";
+..out result26;
+..out result27;
+..out result28;
+..out result29;
+
+/* 8. Complex Expressions */
+result30 : x + y * z;
+result31 : (x + y) * z;
+result32 : x - y + z;
+result33 : x * -y + z;
+result34 : f x + g y;
+
+..out "=== Complex Expressions ===";
+..out result30;
+..out result31;
+..out result32;
+..out result33;
+..out result34;
+
+/* 9. Edge Cases */
+result35 : -5;
+result36 : 5 - 3;
+result37 : f -5;
+result38 : f 5 - 3;
+result39 : f (5 - 3);
+
+..out "=== Edge Cases ===";
+..out result35;
+..out result36;
+..out result37;
+..out result38;
+..out result39;
+
+..out "=== Test Complete ==="; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_precedence_fix.txt b/js/scripting-lang/scratch_tests/test_precedence_fix.txt
new file mode 100644
index 0000000..776aabe
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_precedence_fix.txt
@@ -0,0 +1,10 @@
+x : 10;
+y : 3;
+result : x - y;
+..out result;
+
+z : -5;
+..out z;
+
+mixed : x * -y;
+..out mixed; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_precedence_simple.txt b/js/scripting-lang/scratch_tests/test_precedence_simple.txt
new file mode 100644
index 0000000..32b5bb9
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_precedence_simple.txt
@@ -0,0 +1,21 @@
+/* Simple Precedence Test */
+
+/* Basic variables */
+x : 5;
+y : 3;
+
+/* Test 1: Simple arithmetic */
+result1 : x + y;
+..out result1;
+
+/* Test 2: Binary minus (the problematic one) */
+result2 : x - y;
+..out result2;
+
+/* Test 3: Unary minus */
+result3 : -x;
+..out result3;
+
+/* Test 4: Mixed */
+result4 : x * -y;
+..out result4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_precedence_variations.txt b/js/scripting-lang/scratch_tests/test_precedence_variations.txt
new file mode 100644
index 0000000..66a43bf
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_precedence_variations.txt
@@ -0,0 +1,16 @@
+/* Test various precedence combinations */
+
+/* These should work */
+test1 : 5 + 3;
+test2 : -5;
+test3 : 5 * -3;
+test4 : (-5) + 3;
+
+/* This is the problematic one */
+test5 : -5 + 3;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4;
+..out test5; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_predicate_functions.txt b/js/scripting-lang/scratch_tests/test_predicate_functions.txt
new file mode 100644
index 0000000..e1cba80
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_predicate_functions.txt
@@ -0,0 +1,35 @@
+/* Test predicate functions */
+
+/* Test basic predicate functions */
+is_fizzbuzz : n -> (n % 3 = 0) and (n % 5 = 0);
+is_fizz : n -> n % 3 = 0;
+is_buzz : n -> n % 5 = 0;
+
+/* Test the functions */
+test1 : is_fizzbuzz 15;
+test2 : is_fizz 3;
+test3 : is_buzz 5;
+test4 : is_fizzbuzz 7;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4;
+
+/* Test simple when with boolean */
+simple_test : n ->
+  when true is
+    true then "true"
+    _ then "false";
+
+result1 : simple_test 15;
+..out result1;
+
+/* Test function call in when */
+func_test : n ->
+  when is_fizzbuzz n is
+    true then "FizzBuzz"
+    _ then n;
+
+result2 : func_test 15;
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_reduce_debug.txt b/js/scripting-lang/scratch_tests/test_reduce_debug.txt
new file mode 100644
index 0000000..741d223
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_reduce_debug.txt
@@ -0,0 +1,3 @@
+add_func : x y -> x + y;
+reduced : reduce @add_func @(0) @(5);
+..out reduced; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_reduce_simple.txt b/js/scripting-lang/scratch_tests/test_reduce_simple.txt
new file mode 100644
index 0000000..0519ecb
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_reduce_simple.txt
@@ -0,0 +1 @@
+ 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_run_function.js b/js/scripting-lang/scratch_tests/test_run_function.js
new file mode 100644
index 0000000..c79f5e8
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_run_function.js
@@ -0,0 +1,24 @@
+/**
+ * Test the run function directly
+ */
+
+import { run } from '../lang.js';
+
+const scriptContent = `
+/* Simple test script */
+
+/* Get current state */
+state : ..listen;
+
+/* Emit the state */
+..emit state;
+`;
+
+try {
+    console.log('Testing run function...');
+    const result = run(scriptContent, {}, null);
+    console.log('Result:', result);
+} catch (error) {
+    console.error('Error:', error);
+    console.error('Stack:', error.stack);
+} 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple.txt b/js/scripting-lang/scratch_tests/test_simple.txt
new file mode 100644
index 0000000..b5839fe
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple.txt
@@ -0,0 +1,5 @@
+/* Simple test */
+
+add_func : x y -> x + y;
+result : add_func 3 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_and.txt b/js/scripting-lang/scratch_tests/test_simple_and.txt
new file mode 100644
index 0000000..fbf2edf
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_and.txt
@@ -0,0 +1,14 @@
+/* Test simple logicalAnd */
+
+/* Simple boolean values */
+true_val : true;
+false_val : false;
+
+/* Test logicalAnd with simple values */
+result1 : logicalAnd true_val false_val;
+result2 : logicalAnd false_val true_val;
+result3 : logicalAnd true_val true_val;
+
+..out result1;
+..out result2;
+..out result3; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_bracket.txt b/js/scripting-lang/scratch_tests/test_simple_bracket.txt
new file mode 100644
index 0000000..6ab9dba
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_bracket.txt
@@ -0,0 +1,9 @@
+/* Simple test for bracket notation */
+
+numbers : {1, 2, 3, 4, 5};
+first : numbers[1];
+second : numbers[2];
+..assert first = 1;
+..assert second = 2;
+
+..out "Bracket notation test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_composition.txt b/js/scripting-lang/scratch_tests/test_simple_composition.txt
new file mode 100644
index 0000000..44e42b6
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_composition.txt
@@ -0,0 +1,8 @@
+/* Test simple composition */
+
+f : x -> x * 2;
+g : x -> x + 1;
+
+/* Test basic composition */
+result : f via g 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_fizzbuzz.txt b/js/scripting-lang/scratch_tests/test_simple_fizzbuzz.txt
new file mode 100644
index 0000000..0b6cf39
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_fizzbuzz.txt
@@ -0,0 +1,43 @@
+/* Simple FizzBuzz test */
+
+/* Test basic modulo */
+test1 : 15 % 3;
+test2 : 15 % 5;
+..out test1;
+..out test2;
+
+/* Test basic when with modulo */
+test3 : when 15 % 3 is
+  0 then "divisible by 3"
+  _ then "not divisible by 3";
+..out test3;
+
+/* Test simple function */
+simple_test : n -> n;
+
+result1 : simple_test 3;
+..out result1;
+
+/* Test when inside function */
+when_test : n ->
+  when n is
+    3 then "three"
+    _ then n;
+
+result2 : when_test 3;
+..out result2;
+
+/* Test modulo in function */
+modulo_test : n -> n % 3;
+
+result3 : modulo_test 15;
+..out result3;
+
+/* Test greater than in when */
+greater_test : n ->
+  when n > 0 is
+    true then "positive"
+    _ then "non-positive";
+
+result4 : greater_test 5;
+..out result4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_func_call.txt b/js/scripting-lang/scratch_tests/test_simple_func_call.txt
new file mode 100644
index 0000000..06ec7cd
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_func_call.txt
@@ -0,0 +1,10 @@
+/* Test with a simpler function call */
+id : x -> x;
+
+test_simple : n ->
+  when id n is
+    n then "same"
+    _ then "different";
+
+result : test_simple 4;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_function.txt b/js/scripting-lang/scratch_tests/test_simple_function.txt
new file mode 100644
index 0000000..3f8ece7
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_function.txt
@@ -0,0 +1,9 @@
+/* Simple function test */
+
+// Just create a function
+simple_func : x -> x;
+
+// Test it
+..out "=== SIMPLE FUNCTION TEST ===";
+result : simple_func 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_harness.txt b/js/scripting-lang/scratch_tests/test_simple_harness.txt
new file mode 100644
index 0000000..6d1381b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_harness.txt
@@ -0,0 +1,7 @@
+/* Simple test script */
+
+/* Get current state */
+state : ..listen;
+
+/* Emit the state */
+..emit state; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_minus.txt b/js/scripting-lang/scratch_tests/test_simple_minus.txt
new file mode 100644
index 0000000..a322508
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_minus.txt
@@ -0,0 +1,4 @@
+/* Simple minus test */
+
+result : 5 - 3;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_multiple.txt b/js/scripting-lang/scratch_tests/test_simple_multiple.txt
new file mode 100644
index 0000000..fc3ee32
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_multiple.txt
@@ -0,0 +1,8 @@
+/* Test simple multiple values in when expressions */
+
+/* Test simple multiple values */
+test1 : when 5 3 is
+  5 3 then "simple multiple values work"
+  _ _ then "simple multiple values don't work";
+
+..out test1; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_plus.txt b/js/scripting-lang/scratch_tests/test_simple_plus.txt
new file mode 100644
index 0000000..327d9aa
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_plus.txt
@@ -0,0 +1,3 @@
+/* Simple addition test */
+result : 5 + 3;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_unary_minus.txt b/js/scripting-lang/scratch_tests/test_simple_unary_minus.txt
new file mode 100644
index 0000000..221cfdc
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_unary_minus.txt
@@ -0,0 +1,3 @@
+/* Simple unary minus test */
+result : -5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_verification.txt b/js/scripting-lang/scratch_tests/test_simple_verification.txt
new file mode 100644
index 0000000..2abdc0f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_verification.txt
@@ -0,0 +1,51 @@
+/* Simple verification test for enhanced case statements */
+
+/* Test 1: Basic table creation */
+basic : {1, 2, 3};
+..out "Basic table:";
+..out basic;
+
+/* Test 2: Auto-indexed table with expressions */
+expr : {5 % 3, 5 % 5};
+..out "Expression table:";
+..out expr;
+
+/* Test 3: Map with equals 0 */
+mapped : map @(equals 0) {15 % 3, 15 % 5};
+..out "Mapped table:";
+..out mapped;
+
+/* Test 4: Simple table pattern matching */
+test_table : {1: true, 2: false};
+result : when test_table is
+    {1: true, 2: true} then "both true"
+    {1: true, 2: false} then "first true"
+    {1: false, 2: true} then "second true"
+    {1: false, 2: false} then "both false";
+..out "Pattern match result:";
+..out result;
+
+/* Test 5: FizzBuzz divisibility function */
+divisibility : n -> map @(equals 0) {n % 3, n % 5};
+div_15 : divisibility 15;
+..out "Divisibility for 15:";
+..out div_15;
+
+/* Test 6: Complete FizzBuzz */
+fizzbuzz : n ->
+  when divisibility n is
+    {1: true, 2: true} then "FizzBuzz"
+    {1: true, 2: false} then "Fizz"
+    {1: false, 2: true} then "Buzz"
+    {1: false, 2: false} then n;
+
+fizz_15 : fizzbuzz 15;
+fizz_3 : fizzbuzz 3;
+fizz_5 : fizzbuzz 5;
+fizz_7 : fizzbuzz 7;
+
+..out "FizzBuzz results:";
+..out "15: " + fizz_15;
+..out "3: " + fizz_3;
+..out "5: " + fizz_5;
+..out "7: " + fizz_7; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_when.txt b/js/scripting-lang/scratch_tests/test_simple_when.txt
new file mode 100644
index 0000000..0b1154f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_when.txt
@@ -0,0 +1,9 @@
+/* Simple when expression test */
+
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+result : factorial 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_simple_when_equals.txt b/js/scripting-lang/scratch_tests/test_simple_when_equals.txt
new file mode 100644
index 0000000..885091b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_simple_when_equals.txt
@@ -0,0 +1,17 @@
+/* Simple test for when expressions with equals */
+
+/* Test basic when with equals */
+test1 : when 5 = 5 is
+  true then "equal"
+  _ then "not equal";
+
+..out test1;
+
+/* Test multiple values with different patterns */
+test2 : when 5 = 5 3 = 3 is
+  1 1 then "both equal"
+  1 0 then "first equal"
+  0 1 then "second equal"
+  0 0 then "neither equal";
+
+..out test2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_t_access_simple.txt b/js/scripting-lang/scratch_tests/test_t_access_simple.txt
new file mode 100644
index 0000000..bc233c1
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_t_access_simple.txt
@@ -0,0 +1,13 @@
+/* Simple test for t. namespace access */
+
+/* Basic table creation */
+numbers : {1, 2, 3};
+
+/* Test t.map access */
+t_map_test : t.map;
+/* Expected: function */
+
+/* Output results */
+..out "=== T. ACCESS TEST ===";
+..out "t.map:";
+..out t_map_test; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_t_function_call.txt b/js/scripting-lang/scratch_tests/test_t_function_call.txt
new file mode 100644
index 0000000..a258f0d
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_t_function_call.txt
@@ -0,0 +1,15 @@
+/* Test t. function calls */
+
+/* Basic table creation */
+numbers : {1, 2, 3};
+
+/* Define function */
+double : x -> x * 2;
+
+/* Test t.map function call */
+t_map_result : t.map @double numbers;
+
+/* Output results */
+..out "=== T. FUNCTION CALL TEST ===";
+..out "t.map result:";
+..out t_map_result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_t_namespace.txt b/js/scripting-lang/scratch_tests/test_t_namespace.txt
new file mode 100644
index 0000000..421655b
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_t_namespace.txt
@@ -0,0 +1,11 @@
+/* Simple test for t namespace */
+
+numbers : {1, 2, 3, 4, 5};
+double : x -> x * 2;
+
+/* Test t.map */
+t_doubled : t.map @double numbers;
+first : t_doubled[1];
+..assert first = 2;
+
+..out "T namespace test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_access_debug.txt b/js/scripting-lang/scratch_tests/test_table_access_debug.txt
new file mode 100644
index 0000000..e4c613a
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_access_debug.txt
@@ -0,0 +1,15 @@
+/* Test table access in when expressions */
+
+/* User data for testing */
+admin_user : {role: "admin", level: 5, name: "Alice"};
+
+/* Access control using table access in patterns */
+access_level : user ->
+  when user.role is
+    "admin" then "full access"
+    "user" then "limited access"
+    _ then "no access";
+
+/* Test access control */
+admin_access : access_level admin_user;
+..out admin_access; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_access_in_functions.txt b/js/scripting-lang/scratch_tests/test_table_access_in_functions.txt
new file mode 100644
index 0000000..4817b23
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_access_in_functions.txt
@@ -0,0 +1,22 @@
+/* Test table access in function definitions */
+
+/* Test basic table access */
+user : {role: "admin", active: true};
+test1 : user.role;
+test2 : user.active;
+..out test1;
+..out test2;
+
+/* Test table access in function */
+get_role : user -> user.role;
+test3 : get_role user;
+..out test3;
+
+/* Test table access inside when in function */
+classify_user : user ->
+  when user.role is
+    "admin" then "admin"
+    _ then "user";
+
+test4 : classify_user user;
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_access_only.txt b/js/scripting-lang/scratch_tests/test_table_access_only.txt
new file mode 100644
index 0000000..0874c0f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_access_only.txt
@@ -0,0 +1,15 @@
+/* Test just the table access part */
+
+/* User data for testing */
+admin_user : {role: "admin", level: 5, name: "Alice"};
+
+/* Access control using table access in patterns */
+access_level : user ->
+  when user.role is
+    "admin" then "full access"
+    "user" then "limited access"
+    _ then "no access";
+
+/* Test access control */
+admin_access : access_level admin_user;
+..out admin_access; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_access_when.txt b/js/scripting-lang/scratch_tests/test_table_access_when.txt
new file mode 100644
index 0000000..4161b19
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_access_when.txt
@@ -0,0 +1,11 @@
+/* Test table access in when expressions */
+user : {role: "admin", level: 5};
+
+test_table_access : u ->
+  when u.role is
+    "admin" then "admin user"
+    "user" then "regular user"
+    _ then "unknown role";
+
+result : test_table_access user;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_enhancements.txt b/js/scripting-lang/scratch_tests/test_table_enhancements.txt
new file mode 100644
index 0000000..004b32e
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_enhancements.txt
@@ -0,0 +1,747 @@
+/* Test file for table enhancements
+   Comprehensive test suite for APL-inspired broadcasting and immutable operations
+   Based on design/TABLE_ENHANCEMENTS.md
+   
+   NOTE: This file contains tests for features that have NOT been implemented yet.
+   These tests will fail until the features are implemented. */
+
+/* ===== BASIC TABLE CREATION ===== */
+numbers : {1, 2, 3, 4, 5};
+person : {name: "Alice", age: 30, active: true};
+mixed_table : {a: 1, b: "hello", c: true, d: 42.5};
+
+/* ===== ENHANCED BROADCASTING COMBINATORS ===== */
+/* Test enhanced map with APL-inspired broadcasting */
+double : x -> x * 2;
+doubled : map @double numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+square : x -> x * x;
+squared : map @square numbers;
+/* Expected: {1: 1, 2: 4, 3: 9, 4: 16, 5: 25} */
+
+/* Test map with mixed data types */
+isNumber : x -> typeof x == "number";
+type_check : map @isNumber mixed_table;
+/* Expected: {a: true, b: false, c: false, d: true} */
+
+/* ===== TABLE-SPECIFIC COMBINATORS (t. namespace) ===== */
+/* Test t.map for table-specific operations */
+t_doubled : t.map @double numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+/* Test t.filter for table filtering */
+isEven : x -> x % 2 == 0;
+even_numbers : t.filter @isEven numbers;
+/* Expected: {2: 2, 4: 4} */
+
+isPositive : x -> x > 0;
+positive_numbers : t.filter @isPositive numbers;
+/* Expected: {1: 1, 2: 2, 3: 3, 4: 4, 5: 5} */
+
+/* Test t.reduce for table reduction */
+sum : x y -> x + y;
+total : t.reduce @sum 0 numbers;
+/* Expected: 15 */
+
+max : x y -> x > y ? x : y;
+maximum : t.reduce @max numbers.1 numbers;
+/* Expected: 5 */
+
+/* ===== IMMUTABLE TABLE OPERATIONS (t. namespace) ===== */
+/* Test t.set for immutable updates */
+updated_person : t.set person "age" 31;
+/* Expected: {name: "Alice", age: 31, active: true} */
+
+added_city : t.set person "city" "New York";
+/* Expected: {name: "Alice", age: 30, active: true, city: "New York"} */
+
+/* Test t.delete for immutable deletion */
+without_age : t.delete person "age";
+/* Expected: {name: "Alice", active: true} */
+
+without_nonexistent : t.delete person "email";
+/* Expected: {name: "Alice", age: 30, active: true} (unchanged) */
+
+/* Test t.merge for immutable merging */
+person2 : {city: "New York", country: "USA"};
+merged : t.merge person person2;
+/* Expected: {name: "Alice", age: 30, active: true, city: "New York", country: "USA"} */
+
+overwrite_merge : t.merge person {age: 25, city: "Boston"};
+/* Expected: {name: "Alice", age: 25, active: true, city: "Boston"} */
+
+/* ===== TABLE INFORMATION OPERATIONS (t. namespace) ===== */
+/* Test t.pairs for getting key-value pairs */
+all_pairs : t.pairs person;
+/* Expected: [["name", "Alice"], ["age", 30], ["active", true]] */
+
+/* Test t.keys for getting keys */
+all_keys : t.keys person;
+/* Expected: ["name", "age", "active"] */
+
+/* Test t.values for getting values */
+all_values : t.values person;
+/* Expected: ["Alice", 30, true] */
+
+/* Test t.length for getting table size */
+table_size : t.length person;
+/* Expected: 3 */
+
+/* Test t.has for checking key existence */
+has_name : t.has person "name";
+/* Expected: true */
+
+has_email : t.has person "email";
+/* Expected: false */
+
+/* Test t.get for safe property access */
+age_or_default : t.get person "age" 0;
+/* Expected: 30 */
+
+email_or_default : t.get person "email" "unknown";
+/* Expected: "unknown" */
+
+/* ===== APL-INSPIRED ELEMENT-WISE OPERATIONS ===== */
+/* Test each combinator for multi-argument element-wise operations */
+/* No tables - apply normally */
+normal_add : each @add 5 3;
+/* Expected: 8 */
+
+/* Single table - element-wise */
+add_ten : x -> x + 10;
+each_result : each @add_ten numbers;
+/* Expected: {1: 11, 2: 12, 3: 13, 4: 14, 5: 15} */
+
+/* Mixed table and scalar */
+mixed_operation : each @add numbers 10;
+/* Expected: {1: 11, 2: 12, 3: 13, 4: 14, 5: 15} */
+
+/* Multiple tables */
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+multi_table_sum : each @add table1 table2;
+/* Expected: {a: 11, b: 22, c: 33} */
+
+/* Three tables */
+table3 : {a: 100, b: 200, c: 300};
+triple_sum : each @add table1 table2 table3;
+/* Expected: {a: 111, b: 222, c: 333} */
+
+/* Mixed types (table + scalar) */
+mixed_types : each @add table1 5;
+/* Expected: {a: 6, b: 7, c: 8} */
+
+mixed_types2 : each @add 5 table1;
+/* Expected: {a: 6, b: 7, c: 8} */
+
+/* ===== NESTED TABLE HANDLING ===== */
+/* Test nested table operations */
+nested : {
+    data: {a: 1, b: 2, c: 3},
+    meta: {type: "numbers", count: 3},
+    flags: {active: true, visible: false}
+};
+
+/* Top-level only (nested tables unchanged) */
+top_level_only : each @double nested;
+/* Expected: {data: {a: 1, b: 2, c: 3}, meta: {type: "numbers", count: 3}, flags: {active: true, visible: false}} */
+
+/* Nested operations with explicit composition */
+nested_doubled : each (each @double) nested;
+/* Expected: {data: {a: 2, b: 4, c: 6}, meta: {type: "numbers", count: 3}, flags: {active: true, visible: false}} */
+
+/* Nested operations with t.map */
+nested_with_t_map : t.map (t.map @double) nested;
+/* Expected: {data: {a: 2, b: 4, c: 6}, meta: {type: "numbers", count: 3}, flags: {active: true, visible: false}} */
+
+/* Deep nested structure */
+deep_nested : {
+    level1: {
+        level2: {
+            level3: {x: 1, y: 2, z: 3}
+        }
+    }
+};
+
+/* Deep nested operations */
+deep_doubled : each (each (each @double)) deep_nested;
+/* Expected: {level1: {level2: {level3: {x: 2, y: 4, z: 6}}}} */
+
+deep_with_t_map : t.map (t.map (t.map @double)) deep_nested;
+/* Expected: {level1: {level2: {level3: {x: 2, y: 4, z: 6}}}} */
+
+/* ===== EMBEDDED COMPLEX STRUCTURES ===== */
+/* Test functions and when expressions in tables */
+calculator : {
+    add: x y -> x + y,
+    multiply: x y -> x * y,
+    classify: x -> when x is
+        0 then "zero"
+        1 then "one"
+        _ then "other"
+};
+
+/* Usage of embedded functions */
+calc_result : calculator.add 5 3;
+/* Expected: 8 */
+
+calc_multiply : calculator.multiply 4 7;
+/* Expected: 28 */
+
+calc_classify_zero : calculator.classify 0;
+/* Expected: "zero" */
+
+calc_classify_one : calculator.classify 1;
+/* Expected: "one" */
+
+calc_classify_other : calculator.classify 42;
+/* Expected: "other" */
+
+/* ===== EDGE CASES AND ERROR HANDLING ===== */
+/* Test empty table operations */
+empty_table : {};
+
+empty_pairs : t.pairs empty_table;
+/* Expected: [] */
+
+empty_keys : t.keys empty_table;
+/* Expected: [] */
+
+empty_values : t.values empty_table;
+/* Expected: [] */
+
+empty_length : t.length empty_table;
+/* Expected: 0 */
+
+/* Test safe operations (should not error) */
+safe_get : t.get person "nonexistent" "default";
+/* Expected: "default" */
+
+safe_pairs : t.pairs empty_table;
+/* Expected: [] */
+
+/* Test boolean keys (existing feature) */
+boolean_table : {true: "enabled", false: "disabled"};
+boolean_keys : t.keys boolean_table;
+/* Expected: [true, false] */
+
+boolean_values : t.values boolean_table;
+/* Expected: ["enabled", "disabled"] */
+
+/* Test numeric keys */
+numeric_table : {1: "one", 2: "two", 3: "three"};
+numeric_keys : t.keys numeric_table;
+/* Expected: [1, 2, 3] */
+
+/* ===== FUNCTION COMPOSITION WITH TABLES ===== */
+/* Test table operations with function composition */
+transform : compose @t.map @double @t.filter @isPositive;
+transformed : transform numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+pipe_transform : pipe @t.filter @isPositive @t.map @double;
+pipe_result : pipe_transform numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+/* Test each with function composition */
+triple : x -> x * 3;
+each_with_functions : each @double table1;
+/* Expected: {a: 2, b: 4, c: 6} */
+
+each_with_composition : each (compose @double @triple) table1;
+/* Expected: {a: 6, b: 12, c: 18} */
+
+/* ===== COMPLEX DATA STRUCTURES ===== */
+/* Test with complex nested data */
+data : {
+    users: {1: {name: "Alice", age: 30}, 2: {name: "Bob", age: 25}},
+    scores: {1: 85, 2: 92},
+    active: {1: true, 2: false}
+};
+
+/* Element-wise operations over nested structure */
+get_name : user -> user.name;
+user_names : t.map @get_name data.users;
+/* Expected: {1: "Alice", 2: "Bob"} */
+
+/* Test table operations on complex data */
+user_count : t.length data.users;
+/* Expected: 2 */
+
+active_users : t.filter @identity data.active;
+/* Expected: {1: true} */
+
+/* ===== BACKWARD COMPATIBILITY TESTS ===== */
+/* Test that existing table operations still work */
+existing_table : {x: 1, y: 2, z: 3};
+existing_access : existing_table.x;
+/* Expected: 1 */
+
+existing_chained : {outer: {inner: {value: 42}}};
+chained_access : existing_chained.outer.inner.value;
+/* Expected: 42 */
+
+/* Test that existing map works with non-table values */
+existing_map_result : map @double 5;
+/* Expected: 10 */
+
+/* Test that existing reduce works with non-table values */
+existing_reduce_result : reduce @add 0 5;
+/* Expected: 5 */
+
+/* ===== PERFORMANCE AND STRESS TESTS ===== */
+/* Test with larger tables (for performance validation) */
+large_table : {1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9, 10: 10};
+large_doubled : t.map @double large_table;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10, 6: 12, 7: 14, 8: 16, 9: 18, 10: 20} */
+
+large_filtered : t.filter @isEven large_table;
+/* Expected: {2: 2, 4: 4, 6: 6, 8: 8, 10: 10} */
+
+large_reduced : t.reduce @sum 0 large_table;
+/* Expected: 55 */
+
+/* Test nested operations on large structures */
+large_nested : {
+    data1: large_table,
+    data2: large_table,
+    data3: large_table
+};
+
+large_nested_doubled : t.map (t.map @double) large_nested;
+/* Expected: {data1: {1: 2, 2: 4, ...}, data2: {1: 2, 2: 4, ...}, data3: {1: 2, 2: 4, ...}} */
+
+/* ===== ASSERTION VALIDATION TESTS ===== */
+/* Validate enhanced broadcasting results */
+..assert doubled.1 == 2;
+..assert doubled.2 == 4;
+..assert doubled.3 == 6;
+..assert doubled.4 == 8;
+..assert doubled.5 == 10;
+
+..assert squared.1 == 1;
+..assert squared.2 == 4;
+..assert squared.3 == 9;
+..assert squared.4 == 16;
+..assert squared.5 == 25;
+
+..assert type_check.a == true;
+..assert type_check.b == false;
+..assert type_check.c == false;
+..assert type_check.d == true;
+
+/* Validate table-specific operations */
+..assert t_doubled.1 == 2;
+..assert t_doubled.2 == 4;
+..assert t_doubled.3 == 6;
+..assert t_doubled.4 == 8;
+..assert t_doubled.5 == 10;
+
+..assert even_numbers.2 == 2;
+..assert even_numbers.4 == 4;
+..assert t.has even_numbers 1 == false;
+..assert t.has even_numbers 3 == false;
+
+..assert positive_numbers.1 == 1;
+..assert positive_numbers.2 == 2;
+..assert positive_numbers.3 == 3;
+..assert positive_numbers.4 == 4;
+..assert positive_numbers.5 == 5;
+
+..assert total == 15;
+..assert maximum == 5;
+
+/* Validate immutable operations */
+..assert updated_person.age == 31;
+..assert updated_person.name == "Alice";
+..assert updated_person.active == true;
+
+..assert added_city.city == "New York";
+..assert added_city.name == "Alice";
+..assert added_city.age == 30;
+
+..assert t.has without_age "age" == false;
+..assert without_age.name == "Alice";
+..assert without_age.active == true;
+
+..assert without_nonexistent.name == "Alice";
+..assert without_nonexistent.age == 30;
+..assert without_nonexistent.active == true;
+
+..assert merged.name == "Alice";
+..assert merged.age == 30;
+..assert merged.active == true;
+..assert merged.city == "New York";
+..assert merged.country == "USA";
+
+..assert overwrite_merge.name == "Alice";
+..assert overwrite_merge.age == 25;
+..assert overwrite_merge.active == true;
+..assert overwrite_merge.city == "Boston";
+
+/* Validate table information operations */
+..assert t.length all_pairs == 3;
+..assert all_pairs[0][0] == "name";
+..assert all_pairs[0][1] == "Alice";
+..assert all_pairs[1][0] == "age";
+..assert all_pairs[1][1] == 30;
+..assert all_pairs[2][0] == "active";
+..assert all_pairs[2][1] == true;
+
+..assert t.length all_keys == 3;
+..assert all_keys[0] == "name";
+..assert all_keys[1] == "age";
+..assert all_keys[2] == "active";
+
+..assert t.length all_values == 3;
+..assert all_values[0] == "Alice";
+..assert all_values[1] == 30;
+..assert all_values[2] == true;
+
+..assert table_size == 3;
+
+..assert has_name == true;
+..assert has_email == false;
+
+..assert age_or_default == 30;
+..assert email_or_default == "unknown";
+
+/* Validate element-wise operations */
+..assert normal_add == 8;
+
+..assert each_result.1 == 11;
+..assert each_result.2 == 12;
+..assert each_result.3 == 13;
+..assert each_result.4 == 14;
+..assert each_result.5 == 15;
+
+..assert mixed_operation.1 == 11;
+..assert mixed_operation.2 == 12;
+..assert mixed_operation.3 == 13;
+..assert mixed_operation.4 == 14;
+..assert mixed_operation.5 == 15;
+
+..assert multi_table_sum.a == 11;
+..assert multi_table_sum.b == 22;
+..assert multi_table_sum.c == 33;
+
+..assert triple_sum.a == 111;
+..assert triple_sum.b == 222;
+..assert triple_sum.c == 333;
+
+..assert mixed_types.a == 6;
+..assert mixed_types.b == 7;
+..assert mixed_types.c == 8;
+
+..assert mixed_types2.a == 6;
+..assert mixed_types2.b == 7;
+..assert mixed_types2.c == 8;
+
+/* Validate nested table operations */
+..assert top_level_only.data.a == 1;
+..assert top_level_only.data.b == 2;
+..assert top_level_only.data.c == 3;
+..assert top_level_only.meta.type == "numbers";
+..assert top_level_only.meta.count == 3;
+..assert top_level_only.flags.active == true;
+..assert top_level_only.flags.visible == false;
+
+..assert nested_doubled.data.a == 2;
+..assert nested_doubled.data.b == 4;
+..assert nested_doubled.data.c == 6;
+..assert nested_doubled.meta.type == "numbers";
+..assert nested_doubled.meta.count == 3;
+..assert nested_doubled.flags.active == true;
+..assert nested_doubled.flags.visible == false;
+
+..assert nested_with_t_map.data.a == 2;
+..assert nested_with_t_map.data.b == 4;
+..assert nested_with_t_map.data.c == 6;
+..assert nested_with_t_map.meta.type == "numbers";
+..assert nested_with_t_map.meta.count == 3;
+..assert nested_with_t_map.flags.active == true;
+..assert nested_with_t_map.flags.visible == false;
+
+..assert deep_doubled.level1.level2.level3.x == 2;
+..assert deep_doubled.level1.level2.level3.y == 4;
+..assert deep_doubled.level1.level2.level3.z == 6;
+
+..assert deep_with_t_map.level1.level2.level3.x == 2;
+..assert deep_with_t_map.level1.level2.level3.y == 4;
+..assert deep_with_t_map.level1.level2.level3.z == 6;
+
+/* Validate embedded functions */
+..assert calc_result == 8;
+..assert calc_multiply == 28;
+..assert calc_classify_zero == "zero";
+..assert calc_classify_one == "one";
+..assert calc_classify_other == "other";
+
+/* Validate edge cases */
+..assert t.length empty_pairs == 0;
+..assert t.length empty_keys == 0;
+..assert t.length empty_values == 0;
+..assert empty_length == 0;
+
+..assert safe_get == "default";
+..assert t.length safe_pairs == 0;
+
+..assert t.length boolean_keys == 2;
+..assert boolean_keys[0] == true;
+..assert boolean_keys[1] == false;
+
+..assert t.length boolean_values == 2;
+..assert boolean_values[0] == "enabled";
+..assert boolean_values[1] == "disabled";
+
+..assert t.length numeric_keys == 3;
+..assert numeric_keys[0] == 1;
+..assert numeric_keys[1] == 2;
+..assert numeric_keys[2] == 3;
+
+/* Validate function composition */
+..assert transformed.1 == 2;
+..assert transformed.2 == 4;
+..assert transformed.3 == 6;
+..assert transformed.4 == 8;
+..assert transformed.5 == 10;
+
+..assert pipe_result.1 == 2;
+..assert pipe_result.2 == 4;
+..assert pipe_result.3 == 6;
+..assert pipe_result.4 == 8;
+..assert pipe_result.5 == 10;
+
+..assert each_with_functions.a == 2;
+..assert each_with_functions.b == 4;
+..assert each_with_functions.c == 6;
+
+..assert each_with_composition.a == 6;
+..assert each_with_composition.b == 12;
+..assert each_with_composition.c == 18;
+
+/* Validate complex data structures */
+..assert user_names.1 == "Alice";
+..assert user_names.2 == "Bob";
+
+..assert user_count == 2;
+
+..assert active_users.1 == true;
+..assert t.has active_users 2 == false;
+
+/* Validate backward compatibility */
+..assert existing_access == 1;
+..assert chained_access == 42;
+..assert existing_map_result == 10;
+..assert existing_reduce_result == 5;
+
+/* Validate performance tests */
+..assert large_doubled.1 == 2;
+..assert large_doubled.10 == 20;
+..assert t.length large_doubled == 10;
+
+..assert large_filtered.2 == 2;
+..assert large_filtered.4 == 4;
+..assert large_filtered.6 == 6;
+..assert large_filtered.8 == 8;
+..assert large_filtered.10 == 10;
+..assert t.length large_filtered == 5;
+
+..assert large_reduced == 55;
+
+..assert large_nested_doubled.data1.1 == 2;
+..assert large_nested_doubled.data1.10 == 20;
+..assert large_nested_doubled.data2.1 == 2;
+..assert large_nested_doubled.data3.1 == 2;
+
+/* ===== OUTPUT ALL RESULTS ===== */
+..out "=== BASIC TABLE CREATION ===";
+..out "Numbers:";
+..out numbers;
+..out "Person:";
+..out person;
+..out "Mixed table:";
+..out mixed_table;
+
+..out "=== ENHANCED BROADCASTING ===";
+..out "Doubled numbers:";
+..out doubled;
+..out "Squared numbers:";
+..out squared;
+..out "Type check:";
+..out type_check;
+
+..out "=== TABLE-SPECIFIC OPERATIONS ===";
+..out "t.map doubled:";
+..out t_doubled;
+..out "Even numbers:";
+..out even_numbers;
+..out "Positive numbers:";
+..out positive_numbers;
+..out "Sum total:";
+..out total;
+..out "Maximum:";
+..out maximum;
+
+..out "=== IMMUTABLE OPERATIONS ===";
+..out "Updated person:";
+..out updated_person;
+..out "Added city:";
+..out added_city;
+..out "Without age:";
+..out without_age;
+..out "Without nonexistent:";
+..out without_nonexistent;
+..out "Merged:";
+..out merged;
+..out "Overwrite merge:";
+..out overwrite_merge;
+
+..out "=== TABLE INFORMATION ===";
+..out "All pairs:";
+..out all_pairs;
+..out "All keys:";
+..out all_keys;
+..out "All values:";
+..out all_values;
+..out "Table size:";
+..out table_size;
+..out "Has name:";
+..out has_name;
+..out "Has email:";
+..out has_email;
+..out "Age or default:";
+..out age_or_default;
+..out "Email or default:";
+..out email_or_default;
+
+..out "=== ELEMENT-WISE OPERATIONS ===";
+..out "Normal add:";
+..out normal_add;
+..out "Each result:";
+..out each_result;
+..out "Mixed operation:";
+..out mixed_operation;
+..out "Multi-table sum:";
+..out multi_table_sum;
+..out "Triple sum:";
+..out triple_sum;
+..out "Mixed types:";
+..out mixed_types;
+..out "Mixed types2:";
+..out mixed_types2;
+
+..out "=== NESTED TABLE OPERATIONS ===";
+..out "Top-level only:";
+..out top_level_only;
+..out "Nested doubled:";
+..out nested_doubled;
+..out "Nested with t.map:";
+..out nested_with_t_map;
+..out "Deep doubled:";
+..out deep_doubled;
+..out "Deep with t.map:";
+..out deep_with_t_map;
+
+..out "=== EMBEDDED FUNCTIONS ===";
+..out "Calculator add:";
+..out calc_result;
+..out "Calculator multiply:";
+..out calc_multiply;
+..out "Classify zero:";
+..out calc_classify_zero;
+..out "Classify one:";
+..out calc_classify_one;
+..out "Classify other:";
+..out calc_classify_other;
+
+..out "=== EDGE CASES ===";
+..out "Empty pairs:";
+..out empty_pairs;
+..out "Empty keys:";
+..out empty_keys;
+..out "Empty values:";
+..out empty_values;
+..out "Empty length:";
+..out empty_length;
+..out "Safe get:";
+..out safe_get;
+..out "Safe pairs:";
+..out safe_pairs;
+
+..out "=== BOOLEAN AND NUMERIC KEYS ===";
+..out "Boolean keys:";
+..out boolean_keys;
+..out "Boolean values:";
+..out boolean_values;
+..out "Numeric keys:";
+..out numeric_keys;
+
+..out "=== FUNCTION COMPOSITION ===";
+..out "Transformed:";
+..out transformed;
+..out "Pipe result:";
+..out pipe_result;
+..out "Each with functions:";
+..out each_with_functions;
+..out "Each with composition:";
+..out each_with_composition;
+
+..out "=== COMPLEX DATA STRUCTURES ===";
+..out "User names:";
+..out user_names;
+..out "User count:";
+..out user_count;
+..out "Active users:";
+..out active_users;
+
+..out "=== BACKWARD COMPATIBILITY ===";
+..out "Existing access:";
+..out existing_access;
+..out "Chained access:";
+..out chained_access;
+..out "Existing map result:";
+..out existing_map_result;
+..out "Existing reduce result:";
+..out existing_reduce_result;
+
+..out "=== PERFORMANCE TESTS ===";
+..out "Large doubled:";
+..out large_doubled;
+..out "Large filtered:";
+..out large_filtered;
+..out "Large reduced:";
+..out large_reduced;
+..out "Large nested doubled:";
+..out large_nested_doubled;
+
+/* ===== ERROR HANDLING TESTS ===== */
+/* These tests demonstrate expected error behavior */
+/* Uncomment individual lines to test specific error cases */
+
+/* Type validation errors */
+/* tableSet_error : t.set "not_a_table" "key" "value"; */
+/* tableGet_error : t.get "not_a_table" "key"; */
+/* tableHas_error : t.has "not_a_table" "key"; */
+/* tableMerge_error : t.merge "not_a_table" person; */
+
+/* Missing argument errors */
+/* tableSet_missing : t.set person "key"; */
+/* tableGet_missing : t.get person; */
+/* tableHas_missing : t.has person; */
+
+/* Function validation errors */
+/* each_no_function : each "not_a_function" table1; */
+/* each_mixed_errors : each @add "string" table1; */
+
+/* Null/undefined handling */
+/* null_table : t.set null "key" "value"; */
+/* undefined_key : t.get person undefined; */
+
+/* ===== FINAL VALIDATION ===== */
+..assert "All table enhancement tests completed successfully!" == "All table enhancement tests completed successfully!";
+
+..out "=== TEST COMPLETION ===";
+..out "All table enhancement tests completed successfully!";
+..out "All assertions passed!"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_enhancements_comprehensive.txt b/js/scripting-lang/scratch_tests/test_table_enhancements_comprehensive.txt
new file mode 100644
index 0000000..1464224
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_enhancements_comprehensive.txt
@@ -0,0 +1,90 @@
+/* Comprehensive test for table enhancements */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+person : {name: "Alice", age: 30, active: true};
+
+/* Test enhanced map */
+double : x -> x * 2;
+doubled : map @double numbers;
+
+/* Test enhanced filter */
+isEven : x -> x % 2 == 0;
+even_numbers : filter @isEven numbers;
+
+/* Test enhanced reduce */
+sum : x y -> x + y;
+total : reduce @sum 0 numbers;
+
+/* Test t.map */
+t_doubled : t.map @double numbers;
+
+/* Test t.filter */
+t_even_numbers : t.filter @isEven numbers;
+
+/* Test t.reduce */
+t_total : t.reduce @sum 0 numbers;
+
+/* Test t.set */
+updated_person : t.set person "age" 31;
+
+/* Test t.delete */
+without_age : t.delete person "age";
+
+/* Test t.merge */
+merged : t.merge person {city: "New York", country: "USA"};
+
+/* Test t.pairs, t.keys, t.values, t.length */
+all_pairs : t.pairs person;
+all_keys : t.keys person;
+all_values : t.values person;
+table_size : t.length person;
+
+/* Test t.has and t.get */
+has_name : t.has person "name";
+has_email : t.has person "email";
+age_or_default : t.get person "age" 0;
+email_or_default : t.get person "email" "unknown";
+
+/* Test function composition with tables */
+transform : compose @t.map @double @t.filter @isEven;
+transformed : transform numbers;
+
+/* Output results */
+..out "=== COMPREHENSIVE TABLE ENHANCEMENTS ===";
+..out "Enhanced map:";
+..out doubled;
+..out "Enhanced filter:";
+..out even_numbers;
+..out "Enhanced reduce:";
+..out total;
+..out "t.map:";
+..out t_doubled;
+..out "t.filter:";
+..out t_even_numbers;
+..out "t.reduce:";
+..out t_total;
+..out "t.set:";
+..out updated_person;
+..out "t.delete:";
+..out without_age;
+..out "t.merge:";
+..out merged;
+..out "t.pairs:";
+..out all_pairs;
+..out "t.keys:";
+..out all_keys;
+..out "t.values:";
+..out all_values;
+..out "t.length:";
+..out table_size;
+..out "t.has name:";
+..out has_name;
+..out "t.has email:";
+..out has_email;
+..out "t.get age:";
+..out age_or_default;
+..out "t.get email:";
+..out email_or_default;
+..out "Function composition:";
+..out transformed; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_enhancements_final.txt b/js/scripting-lang/scratch_tests/test_table_enhancements_final.txt
new file mode 100644
index 0000000..79ae100
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_enhancements_final.txt
@@ -0,0 +1,84 @@
+/* Final comprehensive test for table enhancements */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+person : {name: "Alice", age: 30, active: true};
+
+/* Test enhanced map */
+double : x -> x * 2;
+doubled : map @double numbers;
+
+/* Test enhanced filter */
+isEven : x -> x % 2 == 0;
+even_numbers : filter @isEven numbers;
+
+/* Test enhanced reduce */
+sum : x y -> x + y;
+total : reduce @sum 0 numbers;
+
+/* Test t.map */
+t_doubled : t.map @double numbers;
+
+/* Test t.filter */
+t_even_numbers : t.filter @isEven numbers;
+
+/* Test t.reduce */
+t_total : t.reduce @sum 0 numbers;
+
+/* Test t.set */
+updated_person : t.set person "age" 31;
+
+/* Test t.delete */
+without_age : t.delete person "age";
+
+/* Test t.merge */
+merged : t.merge person {city: "New York", country: "USA"};
+
+/* Test t.pairs, t.keys, t.values, t.length */
+all_pairs : t.pairs person;
+all_keys : t.keys person;
+all_values : t.values person;
+table_size : t.length person;
+
+/* Test t.has and t.get */
+has_name : t.has person "name";
+has_email : t.has person "email";
+age_or_default : t.get person "age" 0;
+email_or_default : t.get person "email" "unknown";
+
+/* Output results */
+..out "=== FINAL TABLE ENHANCEMENTS ===";
+..out "Enhanced map:";
+..out doubled;
+..out "Enhanced filter:";
+..out even_numbers;
+..out "Enhanced reduce:";
+..out total;
+..out "t.map:";
+..out t_doubled;
+..out "t.filter:";
+..out t_even_numbers;
+..out "t.reduce:";
+..out t_total;
+..out "t.set:";
+..out updated_person;
+..out "t.delete:";
+..out without_age;
+..out "t.merge:";
+..out merged;
+..out "t.pairs:";
+..out all_pairs;
+..out "t.keys:";
+..out all_keys;
+..out "t.values:";
+..out all_values;
+..out "t.length:";
+..out table_size;
+..out "t.has name:";
+..out has_name;
+..out "t.has email:";
+..out has_email;
+..out "t.get age:";
+..out age_or_default;
+..out "t.get email:";
+..out email_or_default; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_enhancements_minimal.txt b/js/scripting-lang/scratch_tests/test_table_enhancements_minimal.txt
new file mode 100644
index 0000000..d8d4e02
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_enhancements_minimal.txt
@@ -0,0 +1,18 @@
+/* Minimal test for table enhancements */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+
+/* Test enhanced map */
+double : x -> x * 2;
+doubled : map @double numbers;
+
+/* Test t.map */
+t_doubled : t.map @double numbers;
+
+/* Output results */
+..out "=== MINIMAL TABLE ENHANCEMENTS ===";
+..out "Enhanced map:";
+..out doubled;
+..out "t.map:";
+..out t_doubled; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_enhancements_working.txt b/js/scripting-lang/scratch_tests/test_table_enhancements_working.txt
new file mode 100644
index 0000000..e73a6df
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_enhancements_working.txt
@@ -0,0 +1,102 @@
+/* Test working table enhancements */
+
+/* Basic table creation */
+numbers : {1, 2, 3, 4, 5};
+person : {name: "Alice", age: 30, active: true};
+table1 : {a: 1, b: 2, c: 3};
+table2 : {a: 10, b: 20, c: 30};
+
+/* Test enhanced map (working) */
+double : x -> x * 2;
+doubled : map @double numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+/* Test enhanced filter (working) */
+isEven : x -> x % 2 == 0;
+even_numbers : filter @isEven numbers;
+/* Expected: {2: 2, 4: 4} */
+
+/* Test enhanced reduce (working) */
+sum : x y -> x + y;
+total : reduce @sum 0 numbers;
+/* Expected: 15 */
+
+/* Test t.map (working) */
+t_doubled : t.map @double numbers;
+/* Expected: {1: 2, 2: 4, 3: 6, 4: 8, 5: 10} */
+
+/* Test t.filter (working) */
+t_even_numbers : t.filter @isEven numbers;
+/* Expected: {2: 2, 4: 4} */
+
+/* Test t.reduce (working) */
+t_total : t.reduce @sum 0 numbers;
+/* Expected: 15 */
+
+/* Test t.set (working) */
+updated_person : t.set person "age" 31;
+/* Expected: {name: "Alice", age: 31, active: true} */
+
+/* Test t.delete (working) */
+without_age : t.delete person "age";
+/* Expected: {name: "Alice", active: true} */
+
+/* Test t.merge (working) */
+merged : t.merge person {city: "New York", country: "USA"};
+/* Expected: {name: "Alice", age: 30, active: true, city: "New York", country: "USA"} */
+
+/* Test t.pairs, t.keys, t.values, t.length (working) */
+all_pairs : t.pairs person;
+all_keys : t.keys person;
+all_values : t.values person;
+table_size : t.length person;
+
+/* Test t.has and t.get (working) */
+has_name : t.has person "name";
+has_email : t.has person "email";
+age_or_default : t.get person "age" 0;
+email_or_default : t.get person "email" "unknown";
+
+/* Test function composition with tables (working) */
+transform : compose @t.map @double @t.filter @isEven;
+transformed : transform numbers;
+/* Expected: {2: 4, 4: 8} */
+
+/* Output results */
+..out "=== WORKING TABLE ENHANCEMENTS ===";
+..out "Enhanced map:";
+..out doubled;
+..out "Enhanced filter:";
+..out even_numbers;
+..out "Enhanced reduce:";
+..out total;
+..out "t.map:";
+..out t_doubled;
+..out "t.filter:";
+..out t_even_numbers;
+..out "t.reduce:";
+..out t_total;
+..out "t.set:";
+..out updated_person;
+..out "t.delete:";
+..out without_age;
+..out "t.merge:";
+..out merged;
+..out "t.pairs:";
+..out all_pairs;
+..out "t.keys:";
+..out all_keys;
+..out "t.values:";
+..out all_values;
+..out "t.length:";
+..out table_size;
+..out "t.has name:";
+..out has_name;
+..out "t.has email:";
+..out has_email;
+..out "t.get age:";
+..out age_or_default;
+..out "t.get email:";
+..out email_or_default;
+..out "Function composition:";
+..out transformed; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_function.txt b/js/scripting-lang/scratch_tests/test_table_function.txt
new file mode 100644
index 0000000..8e019b8
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_function.txt
@@ -0,0 +1,11 @@
+/* Test function in table */
+
+// Just create a table with a function
+table : {
+    func: x -> x
+};
+
+// Test it
+..out "=== TABLE FUNCTION TEST ===";
+result : table.func 5;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_table_structure.txt b/js/scripting-lang/scratch_tests/test_table_structure.txt
new file mode 100644
index 0000000..fc122eb
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_table_structure.txt
@@ -0,0 +1,16 @@
+/* Test table structure */
+
+numbers : {1, 2, 3, 4, 5};
+first : numbers[1];
+second : numbers[2];
+..assert first = 1;
+..assert second = 2;
+
+double : x -> x * 2;
+doubled : map @double numbers;
+doubled_first : doubled[1];
+doubled_second : doubled[2];
+..assert doubled_first = 2;
+..assert doubled_second = 4;
+
+..out "Table structure test completed"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_unary_minus.txt b/js/scripting-lang/scratch_tests/test_unary_minus.txt
new file mode 100644
index 0000000..18f6a29
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_unary_minus.txt
@@ -0,0 +1,8 @@
+/* Test unary minus parsing */
+x : -5;
+y : -3.14;
+z : -0;
+
+..out x;
+..out y;
+..out z; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_unary_plus.txt b/js/scripting-lang/scratch_tests/test_unary_plus.txt
new file mode 100644
index 0000000..66d978c
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_unary_plus.txt
@@ -0,0 +1,3 @@
+/* Unary minus followed by addition test */
+result : -5 + 3;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_debug.txt b/js/scripting-lang/scratch_tests/test_when_debug.txt
new file mode 100644
index 0000000..3a5f9cf
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_debug.txt
@@ -0,0 +1,11 @@
+/* Simple when expression test */
+
+grade : score -> 
+  when score is
+    90 then "A"
+    80 then "B"
+    70 then "C"
+    _  then "F";
+
+result : grade 95;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_in_table.txt b/js/scripting-lang/scratch_tests/test_when_in_table.txt
new file mode 100644
index 0000000..6d3591f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_in_table.txt
@@ -0,0 +1,13 @@
+/* Test when expression in table */
+
+// Simple when expression
+classifier : {
+    classify: x -> when x is
+        0 then "zero"
+        _ then "other"
+};
+
+// Test it
+..out "=== WHEN IN TABLE TEST ===";
+result : classifier.classify 0;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_in_table_simple.txt b/js/scripting-lang/scratch_tests/test_when_in_table_simple.txt
new file mode 100644
index 0000000..7ac89fc
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_in_table_simple.txt
@@ -0,0 +1,13 @@
+/* Simple when expression in table test */
+
+// Test when expression in table
+test : {
+    classify: x -> when x is
+        0 then "zero"
+        _ then "other"
+};
+
+// Test it
+..out "=== WHEN IN TABLE SIMPLE TEST ===";
+result : test.classify 0;
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_pattern_matching.txt b/js/scripting-lang/scratch_tests/test_when_pattern_matching.txt
new file mode 100644
index 0000000..a9efad0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_pattern_matching.txt
@@ -0,0 +1,25 @@
+/* Test when expression pattern matching with tables */
+
+/* Test 1: Simple table pattern matching */
+test_value : { status: "placeholder", message: "test" };
+
+result1 : when test_value is
+    { status: "placeholder" } then "Pattern 1 matched"
+    { status: "active" } then "Pattern 2 matched"
+    _ then "No pattern matched";
+
+..out "Result 1:";
+..out result1;
+
+/* Test 2: ..listen pattern matching */
+state : ..listen;
+..out "State:";
+..out state;
+
+result2 : when state is
+    { status: "placeholder" } then "Placeholder pattern matched"
+    { status: "active" } then "Active pattern matched"
+    _ then "No pattern matched";
+
+..out "Result 2:";
+..out result2; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_simple.txt b/js/scripting-lang/scratch_tests/test_when_simple.txt
new file mode 100644
index 0000000..3180d51
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_simple.txt
@@ -0,0 +1,7 @@
+/* Test simple when expression */
+factorial : n -> 
+  when n is
+    0 then 1
+    _ then n * (factorial (n - 1));
+
+..out "when expression created successfully"; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_when_string_debug.txt b/js/scripting-lang/scratch_tests/test_when_string_debug.txt
new file mode 100644
index 0000000..247d3c0
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_when_string_debug.txt
@@ -0,0 +1,12 @@
+getFunction : type -> 
+  when type is
+    "double" then @double
+    "square" then @square
+    _        then @add1;
+
+double : x -> x * 2;
+square : x -> x * x;
+add1 : x -> x + 1;
+
+result : getFunction "double";
+..out result; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_working_cases.txt b/js/scripting-lang/scratch_tests/test_working_cases.txt
new file mode 100644
index 0000000..80c4b63
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_working_cases.txt
@@ -0,0 +1,11 @@
+/* Test working precedence cases */
+
+test1 : 5 + 3;
+test2 : -5;
+test3 : 5 * -3;
+test4 : (-5) + 3;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/test_working_multiple.txt b/js/scripting-lang/scratch_tests/test_working_multiple.txt
new file mode 100644
index 0000000..66c796f
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/test_working_multiple.txt
@@ -0,0 +1,18 @@
+/* Test multiple values using working syntax */
+
+compare : x y -> 
+  when x y is
+    0 0 then "both zero"
+    0 _ then "x is zero"
+    _ 0 then "y is zero"
+    _ _ then "neither zero";
+
+test1 : compare 0 0;
+test2 : compare 0 5;
+test3 : compare 5 0;
+test4 : compare 5 5;
+
+..out test1;
+..out test2;
+..out test3;
+..out test4; 
\ No newline at end of file
diff --git a/js/scripting-lang/scratch_tests/validate_table_scrap.txt b/js/scripting-lang/scratch_tests/validate_table_scrap.txt
new file mode 100644
index 0000000..0e937c9
--- /dev/null
+++ b/js/scripting-lang/scratch_tests/validate_table_scrap.txt
@@ -0,0 +1,21 @@
+/* Validate user input data */
+users : {
+  user1: {name: "Alice", email: "alice@example.com", age: 25},
+  user2: {name: "", email: "invalid-email", age: -5},
+  user3: {name: "Charlie", email: "charlie@test.com", age: 30}
+};
+
+/* Simple validation example */
+is_valid_name : user -> 
+  when user.name = "" is
+    true then false
+    _ then true;
+
+is_valid_age : user -> 
+  when user.age > 0 is
+    true then true
+    _ then false;
+
+/* Apply validation to all users */
+valid_names : map @is_valid_name users;
+valid_ages : map @is_valid_age users;