deno.land / std@0.224.0 / fs / ensure_dir.ts

ensure_dir.ts
View Documentation
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
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { getFileInfoType } from "./_get_file_info_type.ts";
/** * Asynchronously ensures that the directory exists. If the directory structure * does not exist, it is created. Like `mkdir -p`. * * Requires the `--allow-read` and `--allow-write` flag. * * @param dir The path of the directory to ensure, as a string or URL. * @returns A promise that resolves once the directory exists. * * @example * ```ts * import { ensureDir } from "https://deno.land/std@$STD_VERSION/fs/ensure_dir.ts"; * * await ensureDir("./bar"); * ``` */export async function ensureDir(dir: string | URL) { try { const fileInfo = await Deno.stat(dir); if (!fileInfo.isDirectory) { throw new Error( `Ensure path exists, expected 'dir', got '${ getFileInfoType(fileInfo) }'`, ); } return; } catch (err) { if (!(err instanceof Deno.errors.NotFound)) { throw err; } }
// The dir doesn't exist. Create it. // This can be racy. So we catch AlreadyExists and check stat again. try { await Deno.mkdir(dir, { recursive: true }); } catch (err) { if (!(err instanceof Deno.errors.AlreadyExists)) { throw err; }
const fileInfo = await Deno.stat(dir); if (!fileInfo.isDirectory) { throw new Error( `Ensure path exists, expected 'dir', got '${ getFileInfoType(fileInfo) }'`, ); } }}
/** * Synchronously ensures that the directory exists. If the directory structure * does not exist, it is created. Like `mkdir -p`. * * Requires the `--allow-read` and `--allow-write` flag. * * @param dir The path of the directory to ensure, as a string or URL. * @returns A void value that returns once the directory exists. * * @example * ```ts * import { ensureDir } from "https://deno.land/std@$STD_VERSION/fs/ensure_dir.ts"; * * await ensureDir("./bar"); * ``` */export function ensureDirSync(dir: string | URL) { try { const fileInfo = Deno.statSync(dir); if (!fileInfo.isDirectory) { throw new Error( `Ensure path exists, expected 'dir', got '${ getFileInfoType(fileInfo) }'`, ); } return; } catch (err) { if (!(err instanceof Deno.errors.NotFound)) { throw err; } }
// The dir doesn't exist. Create it. // This can be racy. So we catch AlreadyExists and check stat again. try { Deno.mkdirSync(dir, { recursive: true }); } catch (err) { if (!(err instanceof Deno.errors.AlreadyExists)) { throw err; }
const fileInfo = Deno.statSync(dir); if (!fileInfo.isDirectory) { throw new Error( `Ensure path exists, expected 'dir', got '${ getFileInfoType(fileInfo) }'`, ); } }}
std

Version Info

Tagged at
6 months ago