//: Helper for various programming environments: run arbitrary mu code and //: return some result in string form. :(scenario run_interactive_code) recipe main [ 2:address:array:character <- new [1:number <- copy 34:literal] run-interactive 2:address:array:character ] +mem: storing 34 in location 1 :(scenario run_interactive_empty) recipe main [ 1:address:array:character <- run-interactive 0:literal ] # result is null +mem: storing 0 in location 1 //: run code in 'interactive mode', i.e. with warnings off, and recording //: output in case we want to print it to screen :(before "End Primitive Recipe Declarations") RUN_INTERACTIVE, :(before "End Primitive Recipe Numbers") Recipe_ordinal["run-interactive"] = RUN_INTERACTIVE; //? cerr << "run-interactive: " << RUN_INTERACTIVE << '\n'; //? 1 :(before "End Primitive Recipe Implementations") case RUN_INTERACTIVE: { assert(scalar(ingredients.at(0))); products.resize(2); bool new_code_pushed_to_stack = run_interactive(ingredients.at(0).at(0)); if (!new_code_pushed_to_stack) { products.at(0).push_back(0); products.at(1).push_back(warnings_from_trace()); break; // done with this instruction } else { continue; // not done with caller; don't increment current_step_index() } } :(before "End Globals") bool Running_interactive = false; :(before "End Setup") Running_interactive = false; :(code) // reads a string, tries to call it as code, saving all warnings. // returns true if successfully called (no errors found during load and transform) bool run_interactive(long long int address) { if (Recipe_ordinal.find("interactive") == Recipe_ordinal.end()) Recipe_ordinal["interactive"] = Next_recipe_ordinal++; string command = trim(strip_comments(to_string(address))); if (command.empty()) return false; //? tb_shutdown(); //? 1 //? cerr << command << '\n'; //? 2 Recipe.erase(Recipe_ordinal["interactive"]); Hide_warnings = true; if (!Trace_stream) { Trace_file = ""; // if there wasn't already a stream we don't want to save it Trace_stream = new trace_stream; Trace_stream->collect_layer = "warn"; } // call run(string) but without the scheduling load("recipe interactive [\n"+command+"\n]\n"); transform_all(); if (trace_count("warn") > 0) { Hide_warnings = false; return false; } Running_interactive = true; Current_routine->calls.push_front(call(Recipe_ordinal["interactive"])); return true; } :(after "Starting Reply") if (current_recipe_name() == "interactive") clean_up_interactive(); :(after "Falling Through End Of Recipe") if (current_recipe_name() == "interactive") clean_up_interactive(); :(code) void clean_up_interactive() { //? static int foo = 0; //? 1 Hide_warnings = false; Running_interactive = false; //? ++foo; //? 1 //? if (foo == 1) tb_init(); //? 1 } :(scenario "run_interactive_returns_stringified_result") recipe main [ # try to interactively add 2 and 2 1:address:array:character <- new [add 2:literal, 2:literal] 2:address:array:character <- run-interactive 1:address:array:character 10:array:character <- copy 2:address:array:character/deref ] # first letter in the output should be '4' in unicode +mem: storing 52 in location 11 :(scenario "run_interactive_returns_string") recipe main [ # try to interactively add 2 and 2 1:address:array:character <- new [ 100:address:array:character <- new [a] 101:address:array:character <- new [b] 102:address:array:character <- string-append 100:address:array:character, 101:address:array:character ] 2:address:array:character <- run-interactive 1:address:array:character 10:array:character <- copy 2:address:array:character/deref ] # output contains "ab" +mem: storing 97 in location 11 +mem: storing 98 in location 12 :(scenario "run_interactive_returns_warnings") recipe main [ # run a command that generates a warning 1:address:array:character <- new [get 1234:number, foo:offset] 2:address:array:character, 3:address:array:character <- run-interactive 1:address:array:character 10:array:character <- copy 3:address:array:character/deref ] # warning should be "unknown element foo in container number" +mem: storing 117 in location 11 +mem: storing 110 in location 12 +mem: storing 107 in location 13 +mem: storing 110 in location 14 :(before "End Globals") string Most_recent_results; :(before "End Setup") Most_recent_results = ""; :(before "End of Instruction") if (Running_interactive) { record_products(current_instruction(), products); } :(code) void record_products(const instruction& instruction, const vector >& products) { ostringstream out; //? cerr << current_instruction().to_string() << '\n'; //? 1 for (long long int i = 0; i < SIZE(products); ++i) { // string if (i < SIZE(instruction.products)) { //? cerr << "AA\n"; //? 1 //? cerr << instruction.products.size() << " vs " << i << '\n'; //? 1 if (is_string(instruction.products.at(i))) { //? cerr << "BB\n"; //? 1 assert(scalar(products.at(i))); out << to_string(products.at(i).at(0)) << '\n'; continue; } // End Record Product Special-cases } for (long long int j = 0; j < SIZE(products.at(i)); ++j) { //? cerr << "aa: " << i << ", " << j << ": " << products.at(i).at(j) << '\n'; //? 1 out << products.at(i).at(j) << ' '; } out << '\n'; } //? cerr << "aa: {\n" << out.str() << "}\n"; //? 2 Most_recent_results = out.str(); } :(before "Complete Call Fallthrough") if (current_instruction().operation == RUN_INTERACTIVE && !current_instruction().products.empty()) { assert(SIZE(current_instruction().products) <= 2); // Send the results of the most recently executed instruction, regardless of // call depth, to be converted to string and potentially printed to string. vector result; result.push_back(new_string(Most_recent_results)); write_memory(current_instruction().products.at(0), result); if (SIZE(current_instruction().products) == 2) { vector warnings; warnings.push_back(warnings_from_trace()); write_memory(current_instruction().products.at(1), warnings); } } :(code) string strip_comments(string in) { ostringstream result; for (long long int i = 0; i < SIZE(in); ++i) { if (in.at(i) != '#') { result << in.at(i); } else { while (i < SIZE(in) && in.at(i) != '\n') ++i; if (i < SIZE(in) && in.at(i) == '\n') ++i; } } return result.str(); } string to_string(long long int address) { long long int size = Memory[address]; if (size == 0) return ""; ostringstream tmp; for (long long int curr = address+1; curr <= address+size; ++curr) { // todo: unicode tmp << (char)(int)Memory[curr]; } //? tb_shutdown(); //? 1 //? cerr << tmp.str() << '\n'; //? 1 return tmp.str(); } long long int stringified_value_of_location(long long int address) { // convert to string ostringstream out; //? trace(1, "foo") << "a: " << address; //? 1 out << Memory[address]; //? trace(1, "foo") << "b: " << Memory[address]; //? 1 return new_string(out.str()); } bool is_string(const reagent& x) { return x.types.size() == 3 && x.types.at(0) == Type_ordinal["address"] && x.types.at(1) == Type_ordinal["array"] && x.types.at(2) == Type_ordinal["character"]; } long long int warnings_from_trace() { if (!Trace_stream) return 0; if (trace_count("warn") <= 0) return 0; ostringstream out; for (vector::iterator p = Trace_stream->past_lines.begin(); p != Trace_stream->past_lines.end(); ++p) { if (p->label != "warn") continue; out << p->contents; if (*--p->contents.end() != '\n') out << '\n'; } assert(!out.str().empty()); return new_string(out.str()); } //: simpler version of run-interactive: doesn't do any running, just loads //: recipes and reports warnings. :(before "End Globals") bool Loading_interactive = false; :(before "End Setup") Loading_interactive = false; :(before "End Primitive Recipe Declarations") RELOAD, :(before "End Primitive Recipe Numbers") Recipe_ordinal["reload"] = RELOAD; :(before "End Primitive Recipe Implementations") case RELOAD: { assert(scalar(ingredients.at(0))); Loading_interactive = true; Hide_warnings = true; load(to_string(ingredients.at(0).at(0))); //? static int foo = 0; //? if (++foo == 2) { //? tb_shutdown(); //? cerr << Recipe_ordinal["new-add"] << '\n'; //? cerr << Recipe[Recipe_ordinal["new-add"]].steps[2].to_string() << '\n'; //? exit(0); //? } transform_all(); Hide_warnings = false; Loading_interactive = false; products.resize(1); products.at(0).push_back(warnings_from_trace()); break; }