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e8e62ebb59
* 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
92 lines
2.8 KiB
JavaScript
92 lines
2.8 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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'use strict';
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const minimatch = require('minimatch');
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const CLIEngine = require('eslint').CLIEngine;
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const listChangedFiles = require('../shared/listChangedFiles');
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const {es5Paths, esNextPaths} = require('../shared/pathsByLanguageVersion');
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const allPaths = ['**/*.js'];
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let changedFiles = null;
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function runESLintOnFilesWithOptions(filePatterns, onlyChanged, options) {
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const cli = new CLIEngine(options);
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const formatter = cli.getFormatter();
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if (onlyChanged && changedFiles === null) {
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// Calculate lazily.
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changedFiles = [...listChangedFiles()];
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}
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const finalFilePatterns = onlyChanged
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? intersect(changedFiles, filePatterns)
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: filePatterns;
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const report = cli.executeOnFiles(finalFilePatterns);
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// When using `ignorePattern`, eslint will show `File ignored...` warnings for any ignores.
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// We don't care because we *expect* some passed files will be ignores if `ignorePattern` is used.
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const messages = report.results.filter(item => {
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if (!onlyChanged) {
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// Don't suppress the message on a full run.
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// We only expect it to happen for "only changed" runs.
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return true;
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}
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const ignoreMessage =
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'File ignored because of a matching ignore pattern. Use "--no-ignore" to override.';
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return !(item.messages[0] && item.messages[0].message === ignoreMessage);
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});
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const ignoredMessageCount = report.results.length - messages.length;
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return {
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output: formatter(messages),
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errorCount: report.errorCount,
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warningCount: report.warningCount - ignoredMessageCount,
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};
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}
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function intersect(files, patterns) {
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let intersection = [];
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patterns.forEach(pattern => {
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intersection = [
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...intersection,
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...minimatch.match(files, pattern, {matchBase: true}),
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];
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});
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return [...new Set(intersection)];
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}
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function runESLint({onlyChanged}) {
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if (typeof onlyChanged !== 'boolean') {
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throw new Error('Pass options.onlyChanged as a boolean.');
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}
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let errorCount = 0;
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let warningCount = 0;
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let output = '';
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[
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runESLintOnFilesWithOptions(allPaths, onlyChanged, {
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configFile: `${__dirname}/eslintrc.default.js`,
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ignorePattern: [...es5Paths, ...esNextPaths],
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}),
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runESLintOnFilesWithOptions(esNextPaths, onlyChanged, {
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configFile: `${__dirname}/eslintrc.esnext.js`,
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}),
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runESLintOnFilesWithOptions(es5Paths, onlyChanged, {
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configFile: `${__dirname}/eslintrc.es5.js`,
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}),
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].forEach(result => {
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errorCount += result.errorCount;
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warningCount += result.warningCount;
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output += result.output;
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});
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console.log(output);
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return errorCount === 0 && warningCount === 0;
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}
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module.exports = runESLint;
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