117 lines
3.5 KiB
JavaScript
117 lines
3.5 KiB
JavaScript
const glob = require('glob');
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const prettier = require('prettier');
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const fs = require('fs');
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const path = require('path');
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const prettierIgnore = require('ignore')();
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const getStagedFiles = require('./frontend_script_utils').getStagedFiles;
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const mode = process.argv[2] || 'check';
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const shouldSave = mode === 'save' || mode === 'save-all';
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const allFiles = mode === 'check-all' || mode === 'save-all';
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const config = {
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patterns: ['**/*.js', '**/*.vue', '**/*.scss'],
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/*
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* The ignore patterns below are just to reduce search time with glob, as it includes the
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* folders with the most ignored assets, the actual `.prettierignore` will be used later on
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*/
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ignore: ['**/node_modules/**', '**/vendor/**', '**/public/**'],
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parsers: {
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js: 'babylon',
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vue: 'vue',
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scss: 'css',
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},
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};
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/*
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* Unfortunately the prettier API does not expose support for `.prettierignore` files, they however
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* use the ignore package, so we do the same. We simply cannot use the glob package, because
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* gitignore style is not compatible with globs ignore style.
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*/
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prettierIgnore.add(
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fs
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.readFileSync(path.join(__dirname, '../../', '.prettierignore'))
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.toString()
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.trim()
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.split(/\r?\n/)
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);
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const availableExtensions = Object.keys(config.parsers);
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console.log(`Loading ${allFiles ? 'All' : 'Staged'} Files ...`);
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const stagedFiles = allFiles ? null : getStagedFiles(availableExtensions.map(ext => `*.${ext}`));
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if (stagedFiles) {
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if (!stagedFiles.length || (stagedFiles.length === 1 && !stagedFiles[0])) {
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console.log('No matching staged files.');
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return;
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}
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console.log(`Matching staged Files : ${stagedFiles.length}`);
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}
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let didWarn = false;
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let didError = false;
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let files;
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if (allFiles) {
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const ignore = config.ignore;
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const patterns = config.patterns;
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const globPattern = patterns.length > 1 ? `{${patterns.join(',')}}` : `${patterns.join(',')}`;
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files = glob.sync(globPattern, { ignore }).filter(f => allFiles || stagedFiles.includes(f));
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} else {
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files = stagedFiles.filter(f => availableExtensions.includes(f.split('.').pop()));
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}
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files = prettierIgnore.filter(files);
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if (!files.length) {
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console.log('No Files found to process with Prettier');
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return;
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}
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console.log(`${shouldSave ? 'Updating' : 'Checking'} ${files.length} file(s)`);
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prettier
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.resolveConfig('.')
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.then(options => {
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console.log('Found options : ', options);
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files.forEach(file => {
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try {
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const fileExtension = file.split('.').pop();
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Object.assign(options, {
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parser: config.parsers[fileExtension],
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});
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const input = fs.readFileSync(file, 'utf8');
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if (shouldSave) {
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const output = prettier.format(input, options);
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if (output !== input) {
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fs.writeFileSync(file, output, 'utf8');
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console.log(`Prettified : ${file}`);
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}
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} else if (!prettier.check(input, options)) {
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if (!didWarn) {
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console.log(
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'\n===============================\nGitLab uses Prettier to format all JavaScript code.\nPlease format each file listed below or run "yarn prettier-staged-save"\n===============================\n'
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);
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didWarn = true;
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}
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console.log(`Prettify Manually : ${file}`);
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}
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} catch (error) {
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didError = true;
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console.log(`\n\nError with ${file}: ${error.message}`);
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}
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});
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if (didWarn || didError) {
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process.exit(1);
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}
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})
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.catch(e => {
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console.log(`Error on loading the Config File: ${e.message}`);
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process.exit(1);
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});
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