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more underscore examples raised a slight bug with a lexing ambiguity between leading whens (in switches), and trailing whens (in comprehensions) -- made two different tokens to distinguish them

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Jeremy Ashkenas 2010-01-03 22:25:38 -05:00
parent 32cd15f038
commit 672dd70bdb
4 changed files with 125 additions and 164 deletions
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lib/coffee_script/rewriter.rb
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@ -27,7 +27,7 @@ module CoffeeScript
# Single-line flavors of block expressions that have unclosed endings.
# The grammar can't disambiguate them, so we insert the implicit indentation.
SINGLE_LINERS = [:ELSE, "=>", :TRY, :FINALLY, :THEN]
SINGLE_CLOSERS = ["\n", :CATCH, :FINALLY, :ELSE, :OUTDENT, :WHEN]
SINGLE_CLOSERS = ["\n", :CATCH, :FINALLY, :ELSE, :OUTDENT, :LEADING_WHEN]
# Rewrite the token stream in multiple passes, one logical filter at
# a time. This could certainly be changed into a single pass through the