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-rw-r--r--ext/lib/ucs2length.js16
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;
-}