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made unless less parenfull

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satyr
2010-10-07 20:05:22 +09:00
parent c7157ca90c
commit 9447796d8e
7 changed files with 56 additions and 49 deletions
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18
src/nodes.coffee
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@@ -1184,8 +1184,7 @@ exports.Op = class Op extends Base
not @second
isInvertible: ->
(@operator in ['===', '!==']) and
not (@first instanceof Op) and not (@second instanceof Op)
@operator in ['===', '!==']
isComplex: -> @operator isnt '!' or @first.isComplex()
@@ -1516,15 +1515,18 @@ exports.If = class If extends Base
topSensitive: YES
constructor: (@condition, @body, @tags) ->
constructor: (condition, @body, @tags) ->
@tags or= {}
if @tags.invert
if @condition instanceof Op and @condition.isInvertible()
@condition.invert()
op = condition instanceof Op
if op and condition.isInvertible()
condition.invert()
else
@condition = new Op '!', new Parens @condition
@elseBody = null
@isChain = false
condition = new Parens condition if op and not condition.isUnary()
condition = new Op '!', condition
@condition = condition
@elseBody = null
@isChain = false
bodyNode: -> @body?.unwrap()
elseBodyNode: -> @elseBody?.unwrap()