repl: allowing tab completion of an empty line and masking __X

reserved helpers from tab completion; fixes jashkenas#1583
phiggins · Aug 8, 2011 · 13ac722 · 13ac722
1 parent 8182163
commit 13ac722
Show file tree

Hide file tree

Showing 2 changed files with 18 additions and 5 deletions.
diff --git a/lib/coffee-script/repl.js b/lib/coffee-script/repl.js
diff --git a/src/repl.coffee b/src/repl.coffee
@@ -94,9 +94,11 @@ completeAttribute = (text) ->
 
 # Attempt to autocomplete an in-scope free variable: `one`.
 completeVariable = (text) ->
-  if free = (text.match SIMPLEVAR)?[1]
+  free = (text.match SIMPLEVAR)?[1]
+  if free?
     vars = Script.runInContext 'Object.getOwnPropertyNames(this)', sandbox
-    possibilities = vars.concat CoffeeScript.RESERVED
+    keywords = (r for r in CoffeeScript.RESERVED when r[0..1] isnt '__')
+    possibilities = vars.concat keywords
     completions = getCompletions free, possibilities
     [completions, free]