1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as fs from 'fs';
import * as path from 'path';
const REPO_ROOT = path.join(__dirname, '../');
const existingDirCache = new Set();
export function ensureDir(dirname: string) {
/** @type {string[]} */
const dirs = [];
while (dirname.length > REPO_ROOT.length) {
dirs.push(dirname);
dirname = path.dirname(dirname);
}
dirs.reverse();
dirs.forEach((dir) => {
if (!existingDirCache.has(dir)) {
try {
fs.mkdirSync(dir);
} catch (err) { }
existingDirCache.add(dir);
}
});
}
/**
* Remove a directory and all its contents.
*/
export function removeDir(_dirPath: string, keep?: (filename: string) => boolean) {
if (typeof keep === 'undefined') {
keep = () => false;
}
const dirPath = path.join(REPO_ROOT, _dirPath);
if (!fs.existsSync(dirPath)) {
return;
}
rmDir(dirPath, _dirPath);
console.log(`Deleted ${_dirPath}`);
function rmDir(dirPath: string, relativeDirPath: string): boolean {
let keepsFiles = false;
const entries = fs.readdirSync(dirPath);
for (const entry of entries) {
const filePath = path.join(dirPath, entry);
const relativeFilePath = path.join(relativeDirPath, entry);
if (keep!(relativeFilePath)) {
keepsFiles = true;
continue;
}
if (fs.statSync(filePath).isFile()) {
fs.unlinkSync(filePath);
} else {
keepsFiles = rmDir(filePath, relativeFilePath) || keepsFiles;
}
}
if (!keepsFiles) {
fs.rmdirSync(dirPath);
}
return keepsFiles;
}
}