Require Node.js 16 and improve length calculation (#17)

sindresorhus · Jun 4, 2023 · 51aa68d · 51aa68d
1 parent a1cdfe8
commit 51aa68d
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Showing 3 changed files with 13 additions and 6 deletions.
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -10,10 +10,11 @@ jobs:
  fail-fast: false
  matrix:
  node-version:
+ - 18
  - 16
  steps:
- - uses: actions/checkout@v2
- - uses: actions/setup-node@v2
+ - uses: actions/checkout@v3
+ - uses: actions/setup-node@v3
  with:
  node-version: ${{ matrix.node-version }}
  - run: npm install

diff --git a/index.js b/index.js
@@ -1,5 +1,6 @@
 import stripAnsi from 'strip-ansi';
-import charRegex from 'char-regex';
+
+const segmenter = new Intl.Segmenter();
 
 export default function stringLength(string, {countAnsiEscapeCodes = false} = {}) {
  if (string === '') {
@@ -14,5 +15,11 @@ export default function stringLength(string, {countAnsiEscapeCodes = false} = {}
  return 0;
  }
 
- return string.match(charRegex()).length;
+ let length = 0;
+
+ for (const _ of segmenter.segment(string)) { // eslint-disable-line no-unused-vars
+ length++;
+ }
+
+ return length;
 }
diff --git a/package.json b/package.json
@@ -11,7 +11,7 @@
  "url": "https://sindresorhus.com"
  },
  "engines": {
- "node": ">=12.20"
+ "node": ">=16"
  },
  "type": "module",
  "exports": "./index.js",
@@ -37,7 +37,6 @@
  "codes"
  ],
  "dependencies": {
- "char-regex": "^2.0.0",
  "strip-ansi": "^7.0.1"
  },
  "devDependencies": {