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ensure_dir.ts
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ensure_dir.ts
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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
import { getFileInfoType } from "./_util.ts";
/**
* 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.
*
* @example
* ```ts
* import { ensureDir } from "https://deno.land/std@$STD_VERSION/fs/mod.ts";
*
* ensureDir("./bar"); // returns a promise
* ```
*/
export async function ensureDir(dir: string | URL) {
try {
await Deno.mkdir(dir, { recursive: true });
} catch (err) {
if (!(err instanceof Deno.errors.AlreadyExists)) {
throw err;
}
const fileInfo = await Deno.lstat(dir);
if (!fileInfo.isDirectory) {
throw new Error(
`Ensure path exists, expected 'dir', got '${
getFileInfoType(fileInfo)
}'`,
);
}
}
}
/**
* 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.
*
* @example
* ```ts
* import { ensureDirSync } from "https://deno.land/std@$STD_VERSION/fs/mod.ts";
*
* ensureDirSync("./ensureDirSync"); // void
* ```
*/
export function ensureDirSync(dir: string | URL) {
try {
Deno.mkdirSync(dir, { recursive: true });
} catch (err) {
if (!(err instanceof Deno.errors.AlreadyExists)) {
throw err;
}
const fileInfo = Deno.lstatSync(dir);
if (!fileInfo.isDirectory) {
throw new Error(
`Ensure path exists, expected 'dir', got '${
getFileInfoType(fileInfo)
}'`,
);
}
}
}