1
0
Fork 0
mirror of https://github.com/denoland/deno.git synced 2024-12-25 08:39:09 -05:00
denoland-deno/std/node/_fs/_fs_chmod.ts

52 lines
1.2 KiB
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { CallbackWithError } from "./_fs_common.ts";
const allowedModes = /^[0-7]{3}/;
/**
* TODO: Also accept 'path' parameter as a Node polyfill Buffer or URL type once these
* are implemented. See https://github.com/denoland/deno/issues/3403
*/
export function chmod(
path: string,
mode: string | number,
callback: CallbackWithError
): void {
new Promise(async (resolve, reject) => {
try {
await Deno.chmod(path, getResolvedMode(mode));
resolve();
} catch (err) {
reject(err);
}
})
.then(() => {
callback();
})
.catch((err) => {
callback(err);
});
}
/**
* TODO: Also accept 'path' parameter as a Node polyfill Buffer or URL type once these
* are implemented. See https://github.com/denoland/deno/issues/3403
*/
export function chmodSync(path: string, mode: string | number): void {
Deno.chmodSync(path, getResolvedMode(mode));
}
function getResolvedMode(mode: string | number): number {
if (typeof mode === "number") {
return mode;
}
if (typeof mode === "string") {
if (!allowedModes.test(mode)) {
throw new Error("Unrecognized mode: " + mode);
}
}
return parseInt(mode, 8);
}