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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { join } from "../path/mod.ts";
/**
* Ensures that a directory is empty.
* Deletes directory contents if the directory is not empty.
* If the directory does not exist, it is created.
* The directory itself is not deleted.
* Requires the `--allow-read` and `--allow-write` flag.
*/
export async function emptyDir(dir: string): Promise<void> {
try {
const items = [];
for await (const dirEntry of Deno.readDir(dir)) {
items.push(dirEntry);
}
while (items.length) {
const item = items.shift();
if (item && item.name) {
const filepath = join(dir, item.name);
await Deno.remove(filepath, { recursive: true });
}
}
} catch (err) {
if (!(err instanceof Deno.errors.NotFound)) {
throw err;
}
// if not exist. then create it
await Deno.mkdir(dir, { recursive: true });
}
}
/**
* Ensures that a directory is empty.
* Deletes directory contents if the directory is not empty.
* If the directory does not exist, it is created.
* The directory itself is not deleted.
* Requires the `--allow-read` and `--allow-write` flag.
*/
export function emptyDirSync(dir: string): void {
try {
const items = [...Deno.readDirSync(dir)];
// If the directory exists, remove all entries inside it.
while (items.length) {
const item = items.shift();
if (item && item.name) {
const filepath = join(dir, item.name);
Deno.removeSync(filepath, { recursive: true });
}
}
} catch (err) {
if (!(err instanceof Deno.errors.NotFound)) {
throw err;
}
// if not exist. then create it
Deno.mkdirSync(dir, { recursive: true });
return;
}
}
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