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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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2020-07-06 21:45:39 -04:00
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2020-03-09 19:22:15 -04:00
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import { stat, statSync } from "./ops/fs/stat.ts";
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import { open, openSync } from "./files.ts";
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import { chmod, chmodSync } from "./ops/fs/chmod.ts";
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import { writeAll, writeAllSync } from "./buffer.ts";
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import { build } from "./build.ts";
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export interface WriteFileOptions {
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append?: boolean;
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create?: boolean;
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mode?: number;
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}
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2018-09-11 12:00:57 -04:00
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export function writeFileSync(
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path: string | URL,
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data: Uint8Array,
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options: WriteFileOptions = {}
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): void {
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if (options.create !== undefined) {
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const create = !!options.create;
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if (!create) {
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// verify that file exists
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statSync(path);
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}
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}
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2020-04-24 18:45:55 -04:00
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const openOptions = !!options.append
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? { write: true, create: true, append: true }
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: { write: true, create: true, truncate: true };
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const file = openSync(path, openOptions);
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if (
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options.mode !== undefined &&
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options.mode !== null &&
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build.os !== "windows"
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) {
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chmodSync(path, options.mode);
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}
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writeAllSync(file, data);
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file.close();
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}
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export async function writeFile(
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path: string | URL,
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data: Uint8Array,
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options: WriteFileOptions = {}
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): Promise<void> {
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if (options.create !== undefined) {
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const create = !!options.create;
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if (!create) {
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// verify that file exists
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await stat(path);
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}
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}
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2020-04-24 18:45:55 -04:00
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const openOptions = !!options.append
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? { write: true, create: true, append: true }
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: { write: true, create: true, truncate: true };
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const file = await open(path, openOptions);
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2020-03-20 16:03:04 -04:00
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if (
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options.mode !== undefined &&
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options.mode !== null &&
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build.os !== "windows"
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) {
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await chmod(path, options.mode);
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}
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await writeAll(file, data);
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file.close();
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}
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