Require Node.js 14

Author: sindresorhus

.github/workflows/main.yml

@@ -10,11 +10,12 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 18
+          - 16
           - 14
-          - 12
     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

index.js

@@ -4,8 +4,8 @@ import isFullwidthCodePoint from 'is-fullwidth-code-point';
 // \x1b and \x9b
 const ESCAPES = new Set([27, 155]);
 
-const CHAR_CODE_0 = '0'.charCodeAt(0);
-const CHAR_CODE_9 = '9'.charCodeAt(0);
+const CODE_POINT_0 = '0'.codePointAt(0);
+const CODE_POINT_9 = '9'.codePointAt(0);
 
 const endCodesSet = new Set();
 const endCodesMap = new Map();
@@ -38,8 +38,8 @@ function getEndCode(code) {
 
 function findNumberIndex(string) {
 	for (let index = 0; index < string.length; index++) {
-		const charCode = string.charCodeAt(index);
-		if (charCode >= CHAR_CODE_0 && charCode <= CHAR_CODE_9) {
+		const codePoint = string.codePointAt(index);
+		if (codePoint >= CODE_POINT_0 && codePoint <= CODE_POINT_9) {
 			return index;
 		}
 	}
@@ -60,7 +60,7 @@ function parseAnsiCode(string, offset) {
 	}
 }
 
-function tokenize(string, endChar = Number.POSITIVE_INFINITY) {
+function tokenize(string, endCharacter = Number.POSITIVE_INFINITY) {
 	const returnValue = [];
 
 	let index = 0;
@@ -74,7 +74,7 @@ function tokenize(string, endChar = Number.POSITIVE_INFINITY) {
 				returnValue.push({
 					type: 'ansi',
 					code,
-					endCode: getEndCode(code)
+					endCode: getEndCode(code),
 				});
 				index += code.length;
 				continue;
@@ -87,11 +87,13 @@ function tokenize(string, endChar = Number.POSITIVE_INFINITY) {
 		returnValue.push({
 			type: 'character',
 			value: character,
-			isFullWidth
+			isFullWidth,
 		});
+
 		index += character.length;
 		visibleCount += isFullWidth ? 2 : character.length;
-		if (visibleCount >= endChar) {
+
+		if (visibleCount >= endCharacter) {
 			break;
 		}
 	}
@@ -101,6 +103,7 @@ function tokenize(string, endChar = Number.POSITIVE_INFINITY) {
 
 function reduceAnsiCodes(codes) {
 	let returnValue = [];
+
 	for (const code of codes) {
 		if (code.code === ansiStyles.reset.open) {
 			// Reset code, disable all codes
@@ -124,7 +127,7 @@ function undoAnsiCodes(codes) {
 	return endCodes.reverse().join('');
 }
 
-export default function sliceAnsi(string, begin, end) {
+export default function sliceAnsi(string, start, end) {
 	const tokens = tokenize(string, end);
 	let activeCodes = [];
 	let position = 0;
@@ -142,8 +145,8 @@ export default function sliceAnsi(string, begin, end) {
 				returnValue += token.code;
 			}
 		} else {
-			// Char
-			if (!include && position >= begin) {
+			// Character
+			if (!include && position >= start) {
 				include = true;
 				// Simplify active codes
 				activeCodes = reduceAnsiCodes(activeCodes);

package.json

@@ -8,7 +8,7 @@
 	"type": "module",
 	"exports": "./index.js",
 	"engines": {
-		"node": ">=12"
+		"node": ">=14.16"
 	},
 	"scripts": {
 		"test": "xo && ava"
@@ -40,14 +40,14 @@
 		"text"
 	],
 	"dependencies": {
-		"ansi-styles": "^6.0.0",
+		"ansi-styles": "^6.2.1",
 		"is-fullwidth-code-point": "^4.0.0"
 	},
 	"devDependencies": {
-		"ava": "^3.15.0",
-		"chalk": "^4.1.0",
-		"random-item": "^4.0.0",
-		"strip-ansi": "^7.0.0",
-		"xo": "^0.38.2"
+		"ava": "^5.2.0",
+		"chalk": "^5.2.0",
+		"random-item": "^4.0.1",
+		"strip-ansi": "^7.0.1",
+		"xo": "^0.53.1"
 	}
 }

readme.md

@@ -4,8 +4,8 @@
 
 ## Install
 
-```
-$ npm install slice-ansi
+```sh
+npm install slice-ansi
 ```
 
 ## Usage
@@ -22,19 +22,19 @@ console.log(sliceAnsi(string, 20, 30));
 
 ## API
 
-### sliceAnsi(string, beginSlice, endSlice?)
+### sliceAnsi(string, startSlice, endSlice?)
 
 #### string
 
 Type: `string`
 
 String with ANSI escape codes. Like one styled by [`chalk`](https://github.com/chalk/chalk).
 
-#### beginSlice
+#### startSlice
 
 Type: `number`
 
-Zero-based index at which to begin the slice.
+Zero-based index at which to start the slice.
 
 #### endSlice
 
@@ -52,15 +52,3 @@ Zero-based index at which to end the slice.
 
 - [Sindre Sorhus](https://github.com/sindresorhus)
 - [Josh Junon](https://github.com/qix-)
-
----
-
-<div align="center">
-	<b>
-		<a href="https://tidelift.com/subscription/pkg/npm-slice_ansi?utm_source=npm-slice-ansi&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a>
-	</b>
-	<br>
-	<sub>
-		Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies.
-	</sub>
-</div>