Require Node.js 18 and move to ESM

Author: sindresorhus

.github/funding.yml

@@ -10,12 +10,11 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
-          - 14
-          - 12
-          - 10
+          - 20
+          - 18
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install

.github/workflows/main.yml

@@ -1,8 +1,7 @@
-'use strict';
-const gulp = require('gulp');
-const jsValidate = require('.');
+import gulp from 'gulp';
+import jsValidate from './index.js';
 
-exports.default = () => (
-	gulp.src('fixture.js')
-		.pipe(jsValidate())
-);
+export default function main() {
+	return gulp.src('fixture.js')
+		.pipe(jsValidate());
+}

gulpfile.js

@@ -1,37 +1,18 @@
-'use strict';
-const through = require('through2');
-const esprima = require('esprima');
-const PluginError = require('plugin-error');
+import esprima from 'esprima';
+import {gulpPlugin} from 'gulp-plugin-extras';
 
-module.exports = ({module: useModule = true} = {}) => {
+export default function gulpJsValidate({module: useModule = true} = {}) {
 	const parse = useModule ? esprima.parseModule : esprima.parseScript;
 
-	return through.obj(function (file, encoding, callback) {
-		if (file.isNull()) {
-			callback(null, file);
-			return;
-		}
-
-		if (file.isStream()) {
-			callback(new PluginError('gulp-jsvalidate', 'Streaming not supported'));
-			return;
-		}
-
-		let errors;
-
-		try {
-			errors = parse(file.contents.toString(), {tolerant: true}).errors;
-		} catch (error_) { // eslint-disable-line unicorn/catch-error-name
-			this.emit('error', new PluginError('gulp-jsvalidate', error_, {fileName: file.path}));
-		}
+	return gulpPlugin('gulp-jsvalidate', file => {
+		const {errors} = parse(file.contents.toString(), {tolerant: true});
 
-		if (errors && errors.length > 0) {
-			this.emit('error', new PluginError('gulp-jsvalidate', '\n' + errors.join('\n'), {
-				fileName: file.path,
-				showStack: false
-			}));
+		if (errors.length > 0) {
+			const error = new Error(`\n${errors.join('\n')}`);
+			error.isPresentable = true;
+			throw error;
 		}
 
-		callback(null, file);
+		return file;
 	});
-};
+}

index.js

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Sindre Sorhus <[email protected]> (sindresorhus.com)
+Copyright (c) Sindre Sorhus <[email protected]> (https://sindresorhus.com)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

license

@@ -10,8 +10,10 @@
 		"email": "[email protected]",
 		"url": "https://sindresorhus.com"
 	},
+	"type": "module",
+	"exports": "./index.js",
 	"engines": {
-		"node": ">=10"
+		"node": ">=18"
 	},
 	"scripts": {
 		"test": "xo && ava"
@@ -34,16 +36,15 @@
 		"code"
 	],
 	"dependencies": {
-		"esprima": "^4.0.0",
-		"plugin-error": "^1.0.1",
-		"through2": "^3.0.1"
+		"esprima": "^4.0.1",
+		"gulp-plugin-extras": "^0.2.2"
 	},
 	"devDependencies": {
-		"ava": "^2.3.0",
+		"ava": "^5.3.1",
 		"gulp": "^4.0.2",
-		"p-event": "^4.1.0",
-		"vinyl": "^2.1.0",
-		"xo": "^0.25.3"
+		"p-event": "^6.0.0",
+		"vinyl": "^3.0.0",
+		"xo": "^0.56.0"
 	},
 	"peerDependencies": {
 		"gulp": ">=4"

package.json

@@ -8,17 +8,17 @@ The earlier you find syntax errors, the earlier you can fix them.
 
 ## Install
 
-```
-$ npm install --save-dev gulp-jsvalidate
+```sh
+npm install --save-dev gulp-jsvalidate
 ```
 
 ## Usage
 
 ```js
-const gulp = require('gulp');
-const jsValidate = require('gulp-jsvalidate');
+import gulp from 'gulp';
+import jsValidate from 'gulp-jsvalidate';
 
-exports.default = () => (
+export default () => (
 	gulp.src('app.js')
 		.pipe(jsValidate())
 );

readme.md

@@ -1,14 +1,15 @@
+import {Buffer} from 'node:buffer';
 import test from 'ava';
 import Vinyl from 'vinyl';
-import pEvent from 'p-event';
-import gulpJsvalidate from '.';
+import {pEvent} from 'p-event';
+import gulpJsvalidate from './index.js';
 
 test('main', async t => {
 	const stream = gulpJsvalidate({module: false});
 	const errorPromise = pEvent(stream);
 
 	stream.end(new Vinyl({
-		contents: Buffer.from('const foo = \'bar;')
+		contents: Buffer.from('const foo = \'bar;'),
 	}));
 
 	await t.throwsAsync(errorPromise, {message: /Unexpected token/});
@@ -19,7 +20,7 @@ test('supports `import`', async t => {
 	const errorPromise = pEvent(stream, 'data');
 
 	stream.end(new Vinyl({
-		contents: Buffer.from('import foo from \'foo\';')
+		contents: Buffer.from('import foo from \'foo\';'),
 	}));
 
 	await t.notThrowsAsync(errorPromise);