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-rw-r--r--html/edit/005-sandbox.mu.html143
1 files changed, 69 insertions, 74 deletions
diff --git a/html/edit/005-sandbox.mu.html b/html/edit/005-sandbox.mu.html
index 6aea4d1f..5afc8a83 100644
--- a/html/edit/005-sandbox.mu.html
+++ b/html/edit/005-sandbox.mu.html
@@ -14,13 +14,13 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-
 body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 12pt; font-size: 1em; }
 .muRecipe { color: #ff8700; }
-.muData { color: #ffff00; }
 .Special { color: #c00000; }
 .muScenario { color: #00af00; }
 .Delimiter { color: #800080; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
 .SalientComment { color: #00ffff; }
+.muData { color: #ffff00; }
 .muControl { color: #c0a020; }
 -->
 </style>
@@ -77,19 +77,18 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> run-and-show-results [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
   <span class="Comment"># recipe editor is empty</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
   <span class="Comment"># sandbox editor contains an instruction without storing outputs</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[divide-with-remainder 11, 3]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">[]</span>, <span class="Constant">[divide-with-remainder 11, 3]</span>
   <span class="Comment"># run the code in the editors</span>
   assume-console [
     press F4
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># check that screen prints the results</span>
   screen-should-contain [
@@ -135,13 +134,13 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
   <span class="Comment"># run another command</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">80</span>
-    type <span class="Constant">[add 2, 2]</span>
+    <span class="muData">type</span> <span class="Constant">[add 2, 2]</span>
     press F4
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
-  <span class="Comment"># check that screen prints the results</span>
+  <span class="Comment"># check that screen prints both sandboxes</span>
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
@@ -551,23 +550,23 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> run-updates-results [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">12/height</span>
   <span class="Comment"># define a recipe (no indent for the 'add' line below so column numbers are more obvious)</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+  recipes:text<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">recipe foo [</span>
 <span class="Constant">local-scope</span>
 <span class="Constant">z:num &lt;- add 2, 2</span>
 <span class="Constant">reply z</span>
 <span class="Constant">]</span>]
   <span class="Comment"># sandbox editor contains an instruction without storing outputs</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[foo]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, recipes, <span class="Constant">[foo]</span>
   <span class="Comment"># run the code in the editors</span>
   assume-console [
     press F4
   ]
-  event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+  event-loop screen:&amp;:screen, console:&amp;:console, env
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
@@ -583,11 +582,11 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
   assume-console [
     left-click <span class="Constant">4</span>, <span class="Constant">28</span>  <span class="Comment"># one past the value of the second arg</span>
     press backspace
-    type <span class="Constant">[3]</span>
+    <span class="muData">type</span> <span class="Constant">[3]</span>
     press F4
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># check that screen updates the result on the right</span>
   screen-should-contain [
@@ -604,19 +603,18 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> run-instruction-manages-screen-per-sandbox [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">20/height</span>
   <span class="Comment"># left editor is empty</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
   <span class="Comment"># right editor contains an instruction</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[print-integer screen, 4]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">[]</span>, <span class="Constant">[print-integer screen, 4]</span>
   <span class="Comment"># run the code in the editor</span>
   assume-console [
     press F4
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># check that it prints a little toy screen</span>
   screen-should-contain [
@@ -656,20 +654,20 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> editor-provides-edited-contents [
+  <span class="Constant">local-scope</span>
   assume-screen <span class="Constant">10/width</span>, <span class="Constant">5/height</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[abc]</span>
-  <span class="Constant">2</span>:&amp;:editor<span class="Special"> &lt;- </span>new-editor <span class="Constant">1</span>:text, screen:&amp;:screen, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
+  e:&amp;:editor<span class="Special"> &lt;- </span>new-editor <span class="Constant">[abc]</span>, screen:&amp;:screen, <span class="Constant">0/left</span>, <span class="Constant">10/right</span>
   assume-console [
     left-click <span class="Constant">1</span>, <span class="Constant">2</span>
-    type <span class="Constant">[def]</span>
+    <span class="muData">type</span> <span class="Constant">[def]</span>
   ]
   run [
-    editor-event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">2</span>:&amp;:editor
-    <span class="Constant">3</span>:text<span class="Special"> &lt;- </span>editor-contents <span class="Constant">2</span>:&amp;:editor
-    <span class="Constant">4</span>:@:char<span class="Special"> &lt;- </span>copy *<span class="Constant">3</span>:text
+    editor-event-loop screen:&amp;:screen, console:&amp;:console, e
+    s:text<span class="Special"> &lt;- </span>editor-contents e
+    <span class="Constant">1</span>:@:char/<span class="Special">raw &lt;- </span>copy *s
   ]
   memory-should-contain [
-    <span class="Constant">4</span>:array:character<span class="Special"> &lt;- </span><span class="Constant">[abdefc]</span>
+    <span class="Constant">1</span>:array:character<span class="Special"> &lt;- </span><span class="Constant">[abdefc]</span>
   ]
 ]
 
@@ -830,18 +828,17 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 <span class="Comment"># scrolling through sandboxes</span>
 
 <span class="muScenario">scenario</span> scrolling-down-past-bottom-of-sandbox-editor [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">10/height</span>
   <span class="Comment"># initialize sandbox side</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[add 2, 2]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
-  render-all screen, <span class="Constant">3</span>:&amp;:environment, render
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">[]</span>, <span class="Constant">[add 2, 2]</span>
+  render-all screen, env, render
   assume-console [
     <span class="Comment"># create a sandbox</span>
     press F4
   ]
-  event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+  event-loop screen:&amp;:screen, console:&amp;:console, env
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
@@ -855,9 +852,9 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># sandbox editor hidden; first sandbox displayed</span>
   <span class="Comment"># cursor moves to first sandbox</span>
@@ -873,9 +870,9 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-up
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># sandbox editor displays again, cursor is in editor</span>
   screen-should-contain [
@@ -963,27 +960,27 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> scrolling-down-on-recipe-side [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">10/height</span>
   <span class="Comment"># initialize sandbox side and create a sandbox</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
+  recipes:text<span class="Special"> &lt;- </span>new <span class="Constant">[ </span>
 <span class="Constant">]</span>
   <span class="Comment"># create a sandbox</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[add 2, 2]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
-  render-all screen, <span class="Constant">3</span>:&amp;:environment, render
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, recipes:text, <span class="Constant">[add 2, 2]</span>
+  render-all screen, env, render
   assume-console [
     press F4
   ]
-  event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+  event-loop screen:&amp;:screen, console:&amp;:console, env
   <span class="Comment"># hit 'down' in recipe editor</span>
   assume-console [
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># cursor moves down on recipe side</span>
   screen-should-contain [
@@ -996,24 +993,23 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> scrolling-through-multiple-sandboxes [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">10/height</span>
   <span class="Comment"># initialize environment</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
-  render-all screen, <span class="Constant">3</span>:&amp;:environment, render
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">[]</span>, <span class="Constant">[]</span>
+  render-all screen, env, render
   <span class="Comment"># create 2 sandboxes</span>
   assume-console [
     press ctrl-n
-    type <span class="Constant">[add 2, 2]</span>
+    <span class="muData">type</span> <span class="Constant">[add 2, 2]</span>
     press F4
-    type <span class="Constant">[add 1, 1]</span>
+    <span class="muData">type</span> <span class="Constant">[add 1, 1]</span>
     press F4
   ]
-  event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-  <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-  print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+  event-loop screen:&amp;:screen, console:&amp;:console, env
+  cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+  print screen:&amp;:screen, cursor
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊␣                                                .</span>
@@ -1031,9 +1027,9 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># sandbox editor hidden; first sandbox displayed</span>
   <span class="Comment"># cursor moves to first sandbox</span>
@@ -1053,7 +1049,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># just second sandbox displayed</span>
   screen-should-contain [
@@ -1070,7 +1066,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># no change</span>
   screen-should-contain [
@@ -1087,7 +1083,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-up
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># back to displaying both sandboxes without editor</span>
   screen-should-contain [
@@ -1106,9 +1102,9 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-up
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># back to displaying both sandboxes as well as editor</span>
   screen-should-contain [
@@ -1128,9 +1124,9 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-up
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
-    <span class="Constant">4</span>:char/cursor<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
-    print screen:&amp;:screen, <span class="Constant">4</span>:char/cursor
+    event-loop screen:&amp;:screen, console:&amp;:console, env
+    cursor:char<span class="Special"> &lt;- </span>copy <span class="Constant">9251/␣</span>
+    print screen:&amp;:screen, cursor
   ]
   <span class="Comment"># no change</span>
   screen-should-contain [
@@ -1148,20 +1144,19 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 ]
 
 <span class="muScenario">scenario</span> scrolling-manages-sandbox-index-correctly [
+  <span class="Constant">local-scope</span>
   trace-until <span class="Constant">100/app</span>  <span class="Comment"># trace too long</span>
   assume-screen <span class="Constant">100/width</span>, <span class="Constant">10/height</span>
   <span class="Comment"># initialize environment</span>
-  <span class="Constant">1</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Constant">2</span>:text<span class="Special"> &lt;- </span>new <span class="Constant">[]</span>
-  <span class="Constant">3</span>:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
-  render-all screen, <span class="Constant">3</span>:&amp;:environment, render
+  env:&amp;:environment<span class="Special"> &lt;- </span>new-programming-environment screen:&amp;:screen, <span class="Constant">[]</span>, <span class="Constant">[]</span>
+  render-all screen, env, render
   <span class="Comment"># create a sandbox</span>
   assume-console [
     press ctrl-n
-    type <span class="Constant">[add 1, 1]</span>
+    <span class="muData">type</span> <span class="Constant">[add 1, 1]</span>
     press F4
   ]
-  event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+  event-loop screen:&amp;:screen, console:&amp;:console, env
   screen-should-contain [
    <span class="Constant"> .                                                                                 run (F4)           .</span>
    <span class="Constant"> .                                                  ┊                                                 .</span>
@@ -1177,7 +1172,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># sandbox editor hidden; first sandbox displayed</span>
   <span class="Comment"># cursor moves to first sandbox</span>
@@ -1195,7 +1190,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-up
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># back to displaying both sandboxes as well as editor</span>
   screen-should-contain [
@@ -1213,7 +1208,7 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
     press page-down
   ]
   run [
-    event-loop screen:&amp;:screen, console:&amp;:console, <span class="Constant">3</span>:&amp;:environment
+    event-loop screen:&amp;:screen, console:&amp;:console, env
   ]
   <span class="Comment"># sandbox editor hidden; first sandbox displayed</span>
   <span class="Comment"># cursor moves to first sandbox</span>