mirror of
https://github.com/actions/labeler.git
synced 2025-12-20 06:54:16 +00:00
21 lines
558 B
JavaScript
21 lines
558 B
JavaScript
'use strict';
|
|
|
|
// https://mathiasbynens.be/notes/javascript-encoding
|
|
// https://github.com/bestiejs/punycode.js - punycode.ucs2.decode
|
|
module.exports = function ucs2length(str) {
|
|
var length = 0
|
|
, len = str.length
|
|
, pos = 0
|
|
, value;
|
|
while (pos < len) {
|
|
length++;
|
|
value = str.charCodeAt(pos++);
|
|
if (value >= 0xD800 && value <= 0xDBFF && pos < len) {
|
|
// high surrogate, and there is a next character
|
|
value = str.charCodeAt(pos);
|
|
if ((value & 0xFC00) == 0xDC00) pos++; // low surrogate
|
|
}
|
|
}
|
|
return length;
|
|
};
|