mirror of
https://github.com/denoland/deno.git
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92 lines
2.1 KiB
JavaScript
92 lines
2.1 KiB
JavaScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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((window) => {
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const { stat, statSync, chmod, chmodSync } = window.__bootstrap.fs;
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const { open, openSync } = window.__bootstrap.files;
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const { writeAll, writeAllSync } = window.__bootstrap.buffer;
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const { build } = window.__bootstrap.build;
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function writeFileSync(
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path,
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data,
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options = {},
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) {
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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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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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async function writeFile(
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path,
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data,
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options = {},
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) {
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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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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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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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function writeTextFileSync(
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path,
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data,
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options = {},
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) {
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const encoder = new TextEncoder();
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return writeFileSync(path, encoder.encode(data), options);
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}
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function writeTextFile(
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path,
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data,
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options = {},
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) {
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const encoder = new TextEncoder();
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return writeFile(path, encoder.encode(data), options);
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}
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window.__bootstrap.writeFile = {
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writeTextFile,
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writeTextFileSync,
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writeFile,
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writeFileSync,
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};
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})(this);
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