diff options
Diffstat (limited to 'ext/lib/ucs2length.js')
-rw-r--r-- | ext/lib/ucs2length.js | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/ext/lib/ucs2length.js b/ext/lib/ucs2length.js deleted file mode 100644 index 120a64d4..00000000 --- a/ext/lib/ucs2length.js +++ /dev/null @@ -1,16 +0,0 @@ -export default function ucs2length(str) { - const len = str.length; - let length = 0; - let pos = 0; - let 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; -} |