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fixing existential chains directly against a 'new Func()' call. Issue #503

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This commit is contained in:
Jeremy Ashkenas
2010-07-15 09:08:51 -04:00
parent 4eed514e37
commit 2a932597e4
3 changed files with 42 additions and 23 deletions
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6
src/nodes.coffee
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@@ -62,8 +62,8 @@ exports.BaseNode: class BaseNode
# in multiple places, ensure that the expression is only ever evaluated once,
# by assigning it to a temporary variable.
compileReference: (o, options) ->
pair: if not (this instanceof CallNode or this instanceof ValueNode and
(not (@base instanceof LiteralNode) or @hasProperties()))
pair: if not ((this instanceof CallNode or @contains((n) -> n instanceof CallNode)) or
(this instanceof ValueNode and (not (@base instanceof LiteralNode) or @hasProperties())))
[this, this]
else
reference: literal o.scope.freeVariable()
@@ -356,7 +356,7 @@ exports.ValueNode: class ValueNode extends BaseNode
for prop, i in props
@source: baseline
if prop.soakNode
if @base instanceof CallNode and i is 0
if @base instanceof CallNode or @base.contains((n) -> n instanceof CallNode) and i is 0
temp: o.scope.freeVariable()
complete: "(${ baseline: temp } = ($complete))"
complete: "typeof $complete === \"undefined\" || $baseline" if i is 0 and @isStart(o)