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lint-staged

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import path from 'node:path' import debug from 'debug' import micromatch from 'micromatch' import { normalizePath } from './normalizePath.js' const debugLog = debug('lint-staged:generateTasks') /** * Generates all task commands, and filelist * * @param {object} options * @param {Object} [options.config] - Task configuration * @param {Object} [options.cwd] - Current working directory * @param {import('./getStagedFiles.js').StagedFile[]} [options.files] - Staged filepaths * @param {boolean} [options.relative] - Whether filepaths to should be relative to cwd */ export const generateTasks = ({ config, cwd = process.cwd(), files, relative = false }) => { debugLog('Generating linter tasks') /** @type {StagedFile[]} */ const relativeFiles = files.map((file) => ({ filepath: normalizePath(path.relative(cwd, file.filepath)), status: file.status, })) return Object.entries(config).map(([pattern, commands]) => { const isParentDirPattern = pattern.startsWith('../') // Only worry about children of the CWD unless the pattern explicitly // specifies that it concerns a parent directory. const filteredFiles = relativeFiles.filter((file) => { if (isParentDirPattern) return true return !file.filepath.startsWith('..') && !path.isAbsolute(file.filepath) }) const matches = micromatch( filteredFiles.map((file) => file.filepath), pattern, { cwd, dot: true, // If the pattern doesn't look like a path, enable `matchBase` to // match against filenames in every directory. This makes `*.js` // match both `test.js` and `subdirectory/test.js`. matchBase: !pattern.includes('/'), posixSlashes: true, strictBrackets: true, } ) const fileList = filteredFiles.flatMap((file) => matches.includes(file.filepath) ? [ { filepath: normalizePath(relative ? file.filepath : path.resolve(cwd, file.filepath)), status: file.status, }, ] : [] ) const task = { pattern, commands, fileList } debugLog('Generated task: \n%O', task) return task }) }