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Fix for Issue #655. Leading empty commas in ArgLists are now disallowed.

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This commit is contained in:
Jeremy Ashkenas
2010-09-08 21:39:51 -04:00
parent df414dab02
commit 18cbddff6a
3 changed files with 128 additions and 118 deletions
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4
src/grammar.coffee
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@@ -325,6 +325,7 @@ grammar =
# The list of arguments to a function call.
Arguments: [
o "CALL_START CALL_END", -> []
o "CALL_START ArgList OptComma CALL_END", -> $2
]
@@ -364,6 +365,7 @@ grammar =
# The array literal.
Array: [
o "[ ]", -> new ArrayNode []
o "[ ArgList OptComma ]", -> new ArrayNode $2
]
@@ -371,10 +373,10 @@ grammar =
# as well as the contents of an array literal
# (i.e. comma-separated expressions). Newlines work as well.
ArgList: [
o "", -> []
o "Arg", -> [$1]
o "ArgList , Arg", -> $1.concat [$3]
o "ArgList OptComma TERMINATOR Arg", -> $1.concat [$4]
o "INDENT ArgList OptComma OUTDENT", -> $2
o "ArgList OptComma INDENT ArgList OptComma OUTDENT", -> $1.concat $4
]