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Merge pull request #6329 from Rob--W/cmap-sparse

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cmaps: Use cmap.forEach instead of Array.forEach
This commit is contained in:
Jonas Jenwald 2015-08-10 12:23:57 +02:00
commit 00b798dd76
1 changed files with 4 additions and 4 deletions
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8
src/core/evaluator.js
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@ -1370,11 +1370,11 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
if (cmap instanceof IdentityCMap) {
return new IdentityToUnicodeMap(0, 0xFFFF);
}
cmap = cmap.getMap();
var map = [];
// Convert UTF-16BE
// NOTE: cmap can be a sparse array, so use forEach instead of for(;;)
// to iterate over all keys.
cmap.forEach(function(token, i) {
cmap.forEach(function(charCode, token) {
var str = [];
for (var k = 0; k < token.length; k += 2) {
var w1 = (token.charCodeAt(k) << 8) | token.charCodeAt(k + 1);
@ -1386,9 +1386,9 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var w2 = (token.charCodeAt(k) << 8) | token.charCodeAt(k + 1);
str.push(((w1 & 0x3ff) << 10) + (w2 & 0x3ff) + 0x10000);
}
cmap[i] = String.fromCharCode.apply(String, str);
map[charCode] = String.fromCharCode.apply(String, str);
});
return new ToUnicodeMap(cmap);
return new ToUnicodeMap(map);
}
return null;
},