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Merge pull request #4187 from Rob--W/issue-4183

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Use forEach instead of for-in (was: Replace [] with {} in core/cmap)
This commit is contained in:
Brendan Dahl 2014-01-29 10:54:49 -08:00
commit cda181f061
1 changed files with 4 additions and 3 deletions
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7
src/core/evaluator.js
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@ -909,8 +909,9 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
} else if (isStream(cmapObj)) {
var cmap = CMapFactory.create(cmapObj).map;
// Convert UTF-16BE
for (var i in cmap) {
var token = cmap[i];
// NOTE: cmap can be a sparse array, so use forEach instead of for(;;)
// to iterate over all keys.
cmap.forEach(function(token, i) {
var str = [];
for (var k = 0; k < token.length; k += 2) {
var w1 = (token.charCodeAt(k) << 8) | token.charCodeAt(k + 1);
@ -923,7 +924,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
str.push(((w1 & 0x3ff) << 10) + (w2 & 0x3ff) + 0x10000);
}
cmap[i] = String.fromCharCode.apply(String, str);
}
});
return cmap;
}
return charToUnicode;