74 lines
1.8 KiB
JavaScript
74 lines
1.8 KiB
JavaScript
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import { lstatSync } from 'node:fs';
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import { spawnSync } from 'node:child_process';
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const prettierMode = process.argv.includes('--check') ? '--check' : '--write';
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const stagedOnly = process.argv.includes('--staged');
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function runGitCommand(args) {
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const result = spawnSync('git', args, {
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cwd: process.cwd(),
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encoding: 'utf8'
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});
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if (result.status !== 0) {
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const errorOutput = result.stderr || result.stdout || `git ${args.join(' ')} failed`;
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throw new Error(errorOutput.trim());
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}
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return result.stdout;
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}
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function getChangedFiles() {
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const commands = stagedOnly
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? [['diff', '--name-only', '-z', '--cached', '--diff-filter=ACMR']]
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: [
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['diff', '--name-only', '-z', '--diff-filter=d'],
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['diff', '--name-only', '-z', '--cached', '--diff-filter=d'],
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['ls-files', '--others', '--exclude-standard', '-z']
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];
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const filePaths = new Set();
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for (const args of commands) {
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const output = runGitCommand(args);
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const paths = output.split('\0').filter(Boolean);
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for (const filePath of paths) {
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filePaths.add(filePath);
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}
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}
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return [...filePaths].filter((filePath) => {
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try {
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return !lstatSync(filePath).isSymbolicLink();
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} catch {
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return false;
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}
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});
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}
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function runPrettier(filePaths) {
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const chunkSize = 200;
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for (let index = 0; index < filePaths.length; index += chunkSize) {
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const chunk = filePaths.slice(index, index + chunkSize);
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const result = spawnSync('prettier', [prettierMode, '--ignore-unknown', ...chunk], {
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cwd: process.cwd(),
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stdio: 'inherit'
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});
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if (result.status !== 0) {
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process.exit(result.status ?? 1);
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}
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}
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}
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const changedFiles = getChangedFiles();
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if (changedFiles.length === 0) {
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console.log('No changed files to format.');
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process.exit(0);
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}
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runPrettier(changedFiles);
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