Require Node.js 8

Author: sindresorhus

.gitattributes

@@ -1,2 +1 @@
-* text=auto
-*.js text eol=lf
+* text=auto eol=lf

.travis.yml

@@ -1,6 +1,5 @@
 language: node_js
 node_js:
+  - '12'
+  - '10'
   - '8'
-  - '6'
-before_install:
-  - npm i -g npm

cli.js

@@ -1,13 +1,10 @@
 #!/usr/bin/env node
 'use strict';
 const arrExclude = require('arr-exclude');
-const init = require('.');
+const createAva = require('.');
 
 const cli = process.argv.slice(2);
-const args = arrExclude(cli, ['--next', '--unicorn']);
+const args = arrExclude(cli, ['--next']);
+const next = cli.includes('--next');
 
-const next = cli.indexOf('--next') !== -1;
-const unicorn = cli.indexOf('--unicorn') !== -1;
-
-const opts = {args, next, unicorn};
-init(opts);
+createAva({args, next});

index.js

@@ -1,5 +1,4 @@
 'use strict';
-const fs = require('fs');
 const path = require('path');
 const execa = require('execa');
 const hasYarn = require('has-yarn');
@@ -8,23 +7,21 @@ const writePkg = require('write-pkg');
 
 const DEFAULT_TEST_SCRIPT = 'echo "Error: no test specified" && exit 1';
 
-module.exports = opts => {
-	opts = opts || {};
-
-	const ret = readPkgUp.sync({
-		cwd: opts.cwd,
+module.exports = async (options = {}) => {
+	const packageResult = readPkgUp.sync({
+		cwd: options.cwd,
 		normalize: false
-	});
-	const pkg = ret.pkg || {};
-	const pkgPath = ret.path || path.resolve(opts.cwd || process.cwd(), 'package.json');
-	const pkgCwd = path.dirname(pkgPath);
-	const next = Boolean(opts.next) || false;
-	const args = opts.args || [];
+	}) || {};
+	const packageJson = packageResult.package || {};
+	const packagePath = packageResult.path || path.resolve(options.cwd || process.cwd(), 'package.json');
+	const packageCwd = path.dirname(packagePath);
+	const next = Boolean(options.next);
+	const args = options.args || [];
 	const cmd = 'ava' + (args.length > 0 ? ' ' + args.join(' ') : '');
 
-	pkg.scripts = pkg.scripts ? pkg.scripts : {};
+	packageJson.scripts = packageJson.scripts ? packageJson.scripts : {};
 
-	const s = pkg.scripts;
+	const s = packageJson.scripts;
 	if (s.test && s.test !== DEFAULT_TEST_SCRIPT) {
 		s.test = s.test.replace(/\bnode (test\/)?test\.js\b/, cmd);
 
@@ -35,38 +32,46 @@ module.exports = opts => {
 		s.test = cmd;
 	}
 
-	writePkg.sync(pkgPath, pkg, {normalize: false});
-
-	const post = () => {
-		// For personal use
-		if (opts.unicorn) {
-			const pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf8'));
-			pkg.devDependencies.ava = '*';
-			writePkg.sync(pkgPath, pkg, {normalize: false});
-		}
-	};
+	writePkg.sync(packagePath, packageJson, {normalize: false});
 
-	if (opts.skipInstall) {
-		return Promise.resolve(post);
+	if (options.skipInstall) {
+		return;
 	}
 
 	const avaTag = next ? 'ava@next' : 'ava';
 
-	if (hasYarn(pkgCwd)) {
-		const yarnArgs = ['add', avaTag, '--dev'];
+	if (hasYarn(packageCwd)) {
+		const yarnArguments = ['add', avaTag, '--dev', '--ignore-workspace-root-check', 'ava'];
 		if (next) {
-			yarnArgs.push('--exact');
+			yarnArguments.push('--exact');
 		}
-		return execa('yarn', yarnArgs, {cwd: pkgCwd}).then(post);
+
+		try {
+			await execa('yarn', yarnArguments, {
+				cwd: packageCwd,
+				stdio: 'inherit'
+			});
+		} catch (error) {
+			if (error.code === 'ENOENT') {
+				console.error('This project uses Yarn but you don\'t seem to have Yarn installed.\nRun `npm install --global yarn` to install it.');
+				return;
+			}
+
+			throw error;
+		}
+
+		return;
 	}
 
-	const npmArgs = ['install', '--save-dev'];
+	const npmArguments = ['install', '--save-dev'];
 	if (next) {
-		npmArgs.push('--save-exact');
+		npmArguments.push('--save-exact');
 	}
-	npmArgs.push(avaTag);
-	return execa('npm', npmArgs, {
-		cwd: pkgCwd,
+
+	npmArguments.push(avaTag);
+
+	await execa('npm', npmArguments, {
+		cwd: packageCwd,
 		stdio: 'inherit'
-	}).then(post);
+	});
 };

package.json

@@ -10,7 +10,7 @@
 		"url": "sindresorhus.com"
 	},
 	"engines": {
-		"node": ">=6.12.3 <7 || >=8.9.4"
+		"node": ">=8.9.4 <9 || >=10.0.0 <11 || >=12.0.0"
 	},
 	"scripts": {
 		"test": "xo && ava"
@@ -36,15 +36,15 @@
 	"dependencies": {
 		"arr-exclude": "^1.0.0",
 		"execa": "^0.7.0",
-		"has-yarn": "^1.0.0",
-		"read-pkg-up": "^2.0.0",
-		"write-pkg": "^3.2.0"
+		"has-yarn": "^2.1.0",
+		"read-pkg-up": "^6.0.0",
+		"write-pkg": "^4.0.0"
 	},
 	"devDependencies": {
-		"ava": "*",
-		"dot-prop": "^4.1.0",
-		"temp-write": "^3.3.0",
-		"xo": "*",
+		"ava": "^2.4.0",
+		"dot-prop": "^5.1.0",
+		"temp-write": "^4.0.0",
+		"xo": "^0.25.3",
 		"yarn": "^1.5.1"
 	}
 }

readme.md

@@ -6,36 +6,34 @@
 ## CLI
 
 ```
-$ npx create-ava [<options>]
+$ npm init ava [options]
 ```
 
 
-## Install
+## API
 
 ```
 $ npm install create-ava
 ```
 
-
-## Usage
+### Usage
 
 ```js
 const createAva = require('create-ava');
 
-createAva().then(() => {
-	console.log('done');
-});
+(async () => {
+	await createAva();
+})();
 ```
 
-
-## API
-
-### createAva([options])
+### createAva(options?)
 
 Returns a `Promise`.
 
 #### options
 
+Type: `object`
+
 #### cwd
 
 Type: `string`<br>
@@ -45,7 +43,7 @@ Current working directory.
 
 #### args
 
-Type: `Array`<br>
+Type: `string[]`<br>
 Default: CLI arguments *(`process.argv.slice(2)`)*
 
 For instance, with the arguments `['--foo', '--bar']`, the following will be put in package.json:
@@ -65,8 +63,3 @@ Type: `boolean`<br>
 Default: `false`
 
 Install `ava@next` instead of `ava`.
-
-
-## License
-
-MIT © [Sindre Sorhus](https://sindresorhus.com)

test.js

@@ -1,26 +1,24 @@
 import path from 'path';
 import fs from 'fs';
-
 import test from 'ava';
 import dotProp from 'dot-prop';
 import execa from 'execa';
 import tempWrite from 'temp-write';
-
 import createAva from '.';
 
 const {get} = dotProp;
 
-async function runWithoutInstall(pkg, additionalOpts) {
-	const filepath = tempWrite.sync(JSON.stringify(pkg), 'package.json');
+const runWithoutInstall = async (packageJson, additionalOptions) => {
+	const filePath = tempWrite.sync(JSON.stringify(packageJson), 'package.json');
 
-	const opts = Object.assign({
-		cwd: path.dirname(filepath),
-		skipInstall: true
-	}, additionalOpts);
+	await createAva({
+		cwd: path.dirname(filePath),
+		skipInstall: true,
+		...additionalOptions
+	});
 
-	await createAva(opts);
-	return JSON.parse(fs.readFileSync(filepath, 'utf8'));
-}
+	return JSON.parse(fs.readFileSync(filePath, 'utf8'));
+};
 
 test('empty package.json', async t => {
 	t.is(get(await runWithoutInstall({}), 'scripts.test'), 'ava');