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Use Array.join() to build up strings in more places.

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This commit is contained in:
Nicholas Nethercote 2014-02-27 15:23:56 -08:00
parent cab5d7b96f
commit ab7568c0ff
3 changed files with 27 additions and 22 deletions
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22
src/shared/util.js
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@ -376,11 +376,12 @@ var XRefParseException = (function XRefParseExceptionClosure() {
function bytesToString(bytes) {
var str = '';
var strBuf = [];
var length = bytes.length;
for (var n = 0; n < length; ++n)
str += String.fromCharCode(bytes[n]);
return str;
for (var n = 0; n < length; ++n) {
strBuf.push(String.fromCharCode(bytes[n]));
}
return strBuf.join('');
}
function stringToBytes(str) {
@ -705,19 +706,20 @@ var PDFStringTranslateTable = [
];
function stringToPDFString(str) {
var i, n = str.length, str2 = '';
var i, n = str.length, strBuf = [];
if (str[0] === '\xFE' && str[1] === '\xFF') {
// UTF16BE BOM
for (i = 2; i < n; i += 2)
str2 += String.fromCharCode(
(str.charCodeAt(i) << 8) | str.charCodeAt(i + 1));
for (i = 2; i < n; i += 2) {
strBuf.push(String.fromCharCode(
(str.charCodeAt(i) << 8) | str.charCodeAt(i + 1)));
}
} else {
for (i = 0; i < n; ++i) {
var code = PDFStringTranslateTable[str.charCodeAt(i)];
str2 += code ? String.fromCharCode(code) : str.charAt(i);
strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
}
}
return str2;
return strBuf.join('');
}
function stringToUTF8String(str) {