10066aac9a
* Exclude cache from being deleted in dev * Exclude cache directory from delete * Fix clean regex and update tests * Remove extra param comment
77 lines
1.8 KiB
TypeScript
77 lines
1.8 KiB
TypeScript
import fs from 'fs'
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import { join } from 'path'
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import { promisify } from 'util'
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const readdir = promisify(fs.readdir)
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const stat = promisify(fs.stat)
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const rmdir = promisify(fs.rmdir)
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const unlink = promisify(fs.unlink)
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const sleep = promisify(setTimeout)
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const unlinkFile = async (p: string, t = 1): Promise<void> => {
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try {
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await unlink(p)
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} catch (e) {
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if (
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(e.code === 'EBUSY' ||
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e.code === 'ENOTEMPTY' ||
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e.code === 'EPERM' ||
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e.code === 'EMFILE') &&
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t < 3
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) {
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await sleep(t * 100)
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return unlinkFile(p, t++)
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}
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if (e.code === 'ENOENT') {
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return
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}
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throw e
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}
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}
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/**
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* Recursively delete directory contents
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* @param {string} dir Directory to delete the contents of
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* @param {RegExp} [exclude] Exclude based on relative file path
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* @param {string} [previousPath] Ensures that parameter dir exists, this is not passed recursively
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* @returns Promise void
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*/
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export async function recursiveDelete(
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dir: string,
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exclude?: RegExp,
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previousPath: string = ''
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): Promise<void> {
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let result
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try {
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result = await readdir(dir)
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} catch (e) {
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if (e.code === 'ENOENT') {
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return
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}
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throw e
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}
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await Promise.all(
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result.map(async (part: string) => {
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const absolutePath = join(dir, part)
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const pathStat = await stat(absolutePath).catch(e => {
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if (e.code !== 'ENOENT') throw e
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})
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if (!pathStat) {
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return
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}
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const pp = join(previousPath, part)
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if (pathStat.isDirectory() && (!exclude || !exclude.test(pp))) {
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await recursiveDelete(absolutePath, exclude, pp)
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return rmdir(absolutePath)
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}
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if (!exclude || !exclude.test(pp)) {
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return unlinkFile(absolutePath)
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}
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})
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)
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}
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