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Viewing / Editing File: index.js

'use strict';
const {promisify} = require('util');
const path = require('path');
const globby = require('globby');
const isGlob = require('is-glob');
const slash = require('slash');
const gracefulFs = require('graceful-fs');
const isPathCwd = require('is-path-cwd');
const isPathInside = require('is-path-inside');
const rimraf = require('rimraf');
const pMap = require('p-map');

const rimrafP = promisify(rimraf);

const rimrafOptions = {
	glob: false,
	unlink: gracefulFs.unlink,
	unlinkSync: gracefulFs.unlinkSync,
	chmod: gracefulFs.chmod,
	chmodSync: gracefulFs.chmodSync,
	stat: gracefulFs.stat,
	statSync: gracefulFs.statSync,
	lstat: gracefulFs.lstat,
	lstatSync: gracefulFs.lstatSync,
	rmdir: gracefulFs.rmdir,
	rmdirSync: gracefulFs.rmdirSync,
	readdir: gracefulFs.readdir,
	readdirSync: gracefulFs.readdirSync
};

function safeCheck(file, cwd) {
	if (isPathCwd(file)) {
		throw new Error('Cannot delete the current working directory. Can be overridden with the `force` option.');
	}

if (!isPathInside(file, cwd)) {
		throw new Error('Cannot delete files/directories outside the current working directory. Can be overridden with the `force` option.');
	}
}

function normalizePatterns(patterns) {
	patterns = Array.isArray(patterns) ? patterns : [patterns];

patterns = patterns.map(pattern => {
		if (process.platform === 'win32' && isGlob(pattern) === false) {
			return slash(pattern);
		}

return pattern;
	});

return patterns;
}

module.exports = async (patterns, {force, dryRun, cwd = process.cwd(), ...options} = {}) => {
	options = {
		expandDirectories: false,
		onlyFiles: false,
		followSymbolicLinks: false,
		cwd,
		...options
	};

patterns = normalizePatterns(patterns);

const files = (await globby(patterns, options))
		.sort((a, b) => b.localeCompare(a));

const mapper = async file => {
		file = path.resolve(cwd, file);

if (!force) {
			safeCheck(file, cwd);
		}

if (!dryRun) {
			await rimrafP(file, rimrafOptions);
		}

return file;
	};

const removedFiles = await pMap(files, mapper, options);

removedFiles.sort((a, b) => a.localeCompare(b));

return removedFiles;
};

module.exports.sync = (patterns, {force, dryRun, cwd = process.cwd(), ...options} = {}) => {
	options = {
		expandDirectories: false,
		onlyFiles: false,
		followSymbolicLinks: false,
		cwd,
		...options
	};

patterns = normalizePatterns(patterns);

const files = globby.sync(patterns, options)
		.sort((a, b) => b.localeCompare(a));

const removedFiles = files.map(file => {
		file = path.resolve(cwd, file);

if (!force) {
			safeCheck(file, cwd);
		}

if (!dryRun) {
			rimraf.sync(file, rimrafOptions);
		}

return file;
	});

removedFiles.sort((a, b) => a.localeCompare(b));

return removedFiles;
};

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