Files
react/scripts/prettier/index.js
Jack Hou e8e62ebb59 use different eslint config for es6 and es5 (#11794)
* use different eslint config for es6 and es5

* remove confusing eslint/baseConfig.js & add more eslint setting for es5, es6

* more clear way to run eslint on es5 & es6 file

* seperate ESNext, ES6, ES6 path, and use different lint config

* rename eslint config file & update eslint rules

* Undo yarn.lock changes

* Rename a file

* Remove unnecessary exceptions

* Refactor a little bit

* Refactor and tweak the logic

* Minor issues
2017-12-11 15:52:46 +00:00

107 lines
2.8 KiB
JavaScript

/**
* Copyright (c) 2014-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
'use strict';
// Based on similar script in Jest
// https://github.com/facebook/jest/blob/master/scripts/prettier.js
const chalk = require('chalk');
const glob = require('glob');
const prettier = require('prettier');
const fs = require('fs');
const listChangedFiles = require('../shared/listChangedFiles');
const {esNextPaths} = require('../shared/pathsByLanguageVersion');
const mode = process.argv[2] || 'check';
const shouldWrite = mode === 'write' || mode === 'write-changed';
const onlyChanged = mode === 'check-changed' || mode === 'write-changed';
const defaultOptions = {
bracketSpacing: false,
singleQuote: true,
jsxBracketSameLine: true,
trailingComma: 'all',
printWidth: 80,
};
const config = {
default: {
patterns: ['**/*.js'],
ignore: [
'**/node_modules/**',
// ESNext paths can have trailing commas.
// We'll handle them separately below.
...esNextPaths,
],
options: {
trailingComma: 'es5',
},
},
esNext: {
patterns: [...esNextPaths],
ignore: ['**/node_modules/**'],
},
};
const changedFiles = onlyChanged ? listChangedFiles() : null;
let didWarn = false;
let didError = false;
Object.keys(config).forEach(key => {
const patterns = config[key].patterns;
const options = config[key].options;
const ignore = config[key].ignore;
const globPattern =
patterns.length > 1 ? `{${patterns.join(',')}}` : `${patterns.join(',')}`;
const files = glob
.sync(globPattern, {ignore})
.filter(f => !onlyChanged || changedFiles.has(f));
if (!files.length) {
return;
}
const args = Object.assign({}, defaultOptions, options);
files.forEach(file => {
try {
const input = fs.readFileSync(file, 'utf8');
if (shouldWrite) {
const output = prettier.format(input, args);
if (output !== input) {
fs.writeFileSync(file, output, 'utf8');
}
} else {
if (!prettier.check(input, args)) {
if (!didWarn) {
console.log(
'\n' +
chalk.red(
` This project uses prettier to format all JavaScript code.\n`
) +
chalk.dim(` Please run `) +
chalk.reset('yarn prettier-all') +
chalk.dim(
` and add changes to files listed below to your commit:`
) +
`\n\n`
);
didWarn = true;
}
console.log(file);
}
}
} catch (error) {
didError = true;
console.log('\n\n' + error.message);
console.log(file);
}
});
});
if (didWarn || didError) {
process.exit(1);
}