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reparse-coffeescript
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Trying a different check for regex productions.

This commit is contained in:
Elf M. Sternberg 2012-05-04 14:01:52 -07:00
parent 6c58f8b8a3
commit 26e7b3936e
2 changed files with 4 additions and 4 deletions
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6
lib/reparse.js
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@ -111,10 +111,10 @@
return this.fail(); return this.fail();
} }
this.input = this.input.substr(((probe[1] != null) && putback ? probe[1].length : probe[0].length)); this.input = this.input.substr(((probe[1] != null) && putback ? probe[1].length : probe[0].length));
if (probe[1] != null) { if (probe[1] === undefined) {
return probe[1];
} else {
return probe[0]; return probe[0];
} else {
return probe[1];
} }
}; };

2
src/reparse.coffee
View File

@ -79,7 +79,7 @@ exports.ReParse = class ReParse
probe = @input.match pattern probe = @input.match pattern
return @fail() unless probe return @fail() unless probe
@input = @input.substr (if probe[1]? and putback then probe[1].length else probe[0].length) @input = @input.substr (if probe[1]? and putback then probe[1].length else probe[0].length)
if probe[1]? then probe[1] else probe[0] if probe[1] is `undefined` then probe[0] else probe[1]
# Attempts to apply the method and produce a value. If it fails, # Attempts to apply the method and produce a value. If it fails,
# restores the input to the previous state. # restores the input to the previous state.