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Updated for revision #8 of StringView #1

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Updated for revision #8 of StringView #1

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16 changes: 9 additions & 7 deletions stringview.js
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Original file line number Diff line number Diff line change
Expand Up @@ -16,13 +16,15 @@ if (!Number.isInteger) {

/*\
|*|
|*| StringView - Mozilla Developer Network - revision #6
|*| StringView - Mozilla Developer Network
|*|
|*| Revision #8, October 6, 2014
|*|
|*| https://developer.mozilla.org/en-US/docs/Web/JavaScript/Typed_arrays/StringView
|*| https://developer.mozilla.org/User:fusionchess
|*| https://developer.mozilla.org/en-US/docs/User:fusionchess
|*|
|*| This framework is released under the GNU Public License, version 3 or later.
|*| http://www.gnu.org/licenses/gpl-3.0-standalone.html
|*| This framework is released under the GNU Lesser General Public License, version 3 or later.
|*| http://www.gnu.org/licenses/lgpl-3.0.html
|*|
\*/

Expand Down Expand Up @@ -320,7 +322,7 @@ StringView.loadUTF8CharCode = function (aChars, nIdx) {
var nLen = aChars.length, nPart = aChars[nIdx];

return nPart > 251 && nPart < 254 && nIdx + 5 < nLen ?
/* (nPart - 252 << 32) is not possible in ECMAScript! So...: */
/* (nPart - 252 << 30) may be not safe in ECMAScript! So...: */
/* six bytes */ (nPart - 252) * 1073741824 + (aChars[nIdx + 1] - 128 << 24) + (aChars[nIdx + 2] - 128 << 18) + (aChars[nIdx + 3] - 128 << 12) + (aChars[nIdx + 4] - 128 << 6) + aChars[nIdx + 5] - 128
: nPart > 247 && nPart < 252 && nIdx + 4 < nLen ?
/* five bytes */ (nPart - 248 << 24) + (aChars[nIdx + 1] - 128 << 18) + (aChars[nIdx + 2] - 128 << 12) + (aChars[nIdx + 3] - 128 << 6) + aChars[nIdx + 4] - 128
Expand Down Expand Up @@ -366,7 +368,7 @@ StringView.putUTF8CharCode = function (aTarget, nChar, nPutAt) {
aTarget[nIdx++] = 0x80 /* 128 */ + (nChar & 0x3f /* 63 */);
} else /* if (nChar <= 0x7fffffff) */ { /* 2147483647 */
/* six bytes */
aTarget[nIdx++] = 0xfc /* 252 */ + /* (nChar >>> 32) is not possible in ECMAScript! So...: */ (nChar / 1073741824);
aTarget[nIdx++] = 0xfc /* 252 */ + /* (nChar >>> 30) may be not safe in ECMAScript! So...: */ (nChar / 1073741824);
aTarget[nIdx++] = 0x80 /* 128 */ + ((nChar >>> 24) & 0x3f /* 63 */);
aTarget[nIdx++] = 0x80 /* 128 */ + ((nChar >>> 18) & 0x3f /* 63 */);
aTarget[nIdx++] = 0x80 /* 128 */ + ((nChar >>> 12) & 0x3f /* 63 */);
Expand Down Expand Up @@ -666,4 +668,4 @@ StringView.prototype.valueOf = StringView.prototype.toString = function () {

return sView;

};
};