Merge pull request #4093 from alubbe/betteryieldcompilation

Remove unnecessary brackets and empty spaces around yield
evite · Sep 14, 2015 · da23a2f · da23a2f
2 parents d1c6db4 + b1ef5a9
commit da23a2f
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Showing 2 changed files with 15 additions and 5 deletions.
diff --git a/lib/coffee-script/nodes.js b/lib/coffee-script/nodes.js
diff --git a/src/nodes.coffee b/src/nodes.coffee
@@ -1837,9 +1837,11 @@ exports.Op = class Op extends Base
  else if @first.expression?
  parts.push @first.expression.compileToFragments o, LEVEL_OP
  else
- parts.push [@makeCode "(#{op} "]
+ parts.push [@makeCode "("] if o.level >= LEVEL_PAREN
+ parts.push [@makeCode op]
+ parts.push [@makeCode " "] if @first.base?.value isnt ''
  parts.push @first.compileToFragments o, LEVEL_OP
- parts.push [@makeCode ")"]
+ parts.push [@makeCode ")"] if o.level >= LEVEL_PAREN
  @joinFragmentArrays parts, ''
 
  compilePower: (o) ->