122 lines
3.8 KiB
JavaScript
122 lines
3.8 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 { getStagedFiles } = require('./frontend_script_utils');
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const matchExtensions = ['js', 'vue', 'graphql'];
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// This will improve glob performance by excluding certain directories.
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// The .prettierignore file will also be respected, but after the glob has executed.
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const globIgnore = ['**/node_modules/**', 'vendor/**', 'public/**'];
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const readFileAsync = (file, options) =>
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new Promise((resolve, reject) => {
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fs.readFile(file, options, function(err, data) {
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if (err) reject(err);
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else resolve(data);
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});
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});
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const writeFileAsync = (file, data, options) =>
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new Promise((resolve, reject) => {
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fs.writeFile(file, data, options, function(err) {
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if (err) reject(err);
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else resolve();
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});
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});
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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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let globDir = process.argv[3] || '';
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if (globDir && globDir.charAt(globDir.length - 1) !== '/') globDir += '/';
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console.log(
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`Loading all ${allFiles ? '' : 'staged '}files ${globDir ? `within ${globDir} ` : ''}...`,
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);
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const globPatterns = matchExtensions.map(ext => `${globDir}**/*.${ext}`);
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const matchedFiles = allFiles
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? glob.sync(`{${globPatterns.join(',')}}`, { ignore: globIgnore })
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: getStagedFiles(globPatterns);
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const matchedCount = matchedFiles.length;
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if (!matchedCount) {
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console.log('No files found to process with prettier');
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process.exit(0);
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}
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let didWarn = false;
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let passedCount = 0;
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let failedCount = 0;
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let ignoredCount = 0;
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console.log(`${shouldSave ? 'Updating' : 'Checking'} ${matchedCount} file(s)`);
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const fixCommand = `yarn prettier-${allFiles ? 'all' : 'staged'}-save`;
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const warningMessage = `
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===============================
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GitLab uses Prettier to format all JavaScript code.
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Please format each file listed below or run "${fixCommand}"
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===============================
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`;
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const checkFileWithOptions = (filePath, options) =>
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readFileAsync(filePath, 'utf8').then(input => {
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if (shouldSave) {
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const output = prettier.format(input, options);
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if (input === output) {
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passedCount += 1;
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} else {
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return writeFileAsync(filePath, output, 'utf8').then(() => {
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console.log(`Prettified : ${filePath}`);
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failedCount += 1;
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});
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}
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} else {
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if (prettier.check(input, options)) {
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passedCount += 1;
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} else {
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if (!didWarn) {
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// \x1b[31m make text red
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// \x1b[1m make text bold
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// %s warningMessage
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// \x1b[0m reset text color (so logs after aren't red)
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const redBoldText = '\x1b[1m\x1b[31;1m%s\x1b[0m';
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console.log(redBoldText, warningMessage);
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didWarn = true;
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}
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console.log(`yarn prettier --write ${filePath}`);
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failedCount += 1;
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}
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}
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});
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const checkFileWithPrettierConfig = filePath =>
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prettier
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.getFileInfo(filePath, { ignorePath: '.prettierignore' })
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.then(({ ignored, inferredParser }) => {
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if (ignored || !inferredParser) {
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ignoredCount += 1;
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return;
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}
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return prettier.resolveConfig(filePath).then(fileOptions => {
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const options = { ...fileOptions, parser: inferredParser };
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return checkFileWithOptions(filePath, options);
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});
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});
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Promise.all(matchedFiles.map(checkFileWithPrettierConfig))
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.then(() => {
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const failAction = shouldSave ? 'fixed' : 'failed';
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console.log(
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`\nSummary:\n ${matchedCount} files processed (${passedCount} passed, ${failedCount} ${failAction}, ${ignoredCount} ignored)\n`,
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);
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if (didWarn) process.exit(1);
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})
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.catch(e => {
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console.log(`\nAn error occurred while processing files with prettier: ${e.message}\n`);
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process.exit(1);
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});
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