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Memoize Rule.prototype.getIncludedPatterns to shave a cheap 2% off profile

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Nathan Sobo
2012-09-25 17:49:51 -06:00
parent 8328875021
commit 1f8ce50261
1 changed files with 6 additions and 4 deletions
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10
src/app/text-mate-grammar.coffee
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@@ -76,12 +76,14 @@ class Rule
getIncludedPatterns: (included=[]) ->
return [] if _.include(included, this)
included.push(this)
allPatterns = []
return @allPatterns if @allPatterns
included = included.concat([this])
@allPatterns = []
for pattern in @patterns
allPatterns.push(pattern.getIncludedPatterns(included)...)
allPatterns
@allPatterns.push(pattern.getIncludedPatterns(included)...)
@allPatterns
getNextTokens: (stack, line, position) ->
patterns = @getIncludedPatterns()