mirror of
https://github.com/denoland/deno.git
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557 lines
12 KiB
JavaScript
557 lines
12 KiB
JavaScript
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
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"use strict";
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((window) => {
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const core = window.Deno.core;
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const ops = core.ops;
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const {
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Date,
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DatePrototype,
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MathTrunc,
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ObjectPrototypeIsPrototypeOf,
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SymbolAsyncIterator,
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SymbolIterator,
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Function,
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ObjectEntries,
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Uint32Array,
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} = window.__bootstrap.primordials;
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const { pathFromURL } = window.__bootstrap.util;
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const build = window.__bootstrap.build.build;
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function chmodSync(path, mode) {
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ops.op_chmod_sync(pathFromURL(path), mode);
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}
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async function chmod(path, mode) {
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await core.opAsync("op_chmod_async", pathFromURL(path), mode);
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}
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function chownSync(
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path,
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uid,
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gid,
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) {
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ops.op_chown_sync(pathFromURL(path), uid, gid);
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}
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async function chown(
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path,
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uid,
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gid,
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) {
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await core.opAsync(
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"op_chown_async",
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pathFromURL(path),
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uid,
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gid,
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);
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}
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function copyFileSync(
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fromPath,
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toPath,
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) {
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ops.op_copy_file_sync(
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pathFromURL(fromPath),
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pathFromURL(toPath),
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);
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}
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async function copyFile(
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fromPath,
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toPath,
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) {
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await core.opAsync(
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"op_copy_file_async",
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pathFromURL(fromPath),
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pathFromURL(toPath),
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);
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}
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function cwd() {
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return ops.op_cwd();
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}
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function chdir(directory) {
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ops.op_chdir(pathFromURL(directory));
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}
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function makeTempDirSync(options = {}) {
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return ops.op_make_temp_dir_sync(options);
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}
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function makeTempDir(options = {}) {
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return core.opAsync("op_make_temp_dir_async", options);
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}
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function makeTempFileSync(options = {}) {
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return ops.op_make_temp_file_sync(options);
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}
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function makeTempFile(options = {}) {
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return core.opAsync("op_make_temp_file_async", options);
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}
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function mkdirArgs(path, options) {
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const args = { path: pathFromURL(path), recursive: false };
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if (options != null) {
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if (typeof options.recursive == "boolean") {
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args.recursive = options.recursive;
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}
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if (options.mode) {
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args.mode = options.mode;
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}
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}
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return args;
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}
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function mkdirSync(path, options) {
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ops.op_mkdir_sync(mkdirArgs(path, options));
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}
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async function mkdir(
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path,
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options,
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) {
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await core.opAsync("op_mkdir_async", mkdirArgs(path, options));
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}
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function readDirSync(path) {
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return ops.op_read_dir_sync(pathFromURL(path))[
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SymbolIterator
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]();
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}
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function readDir(path) {
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const array = core.opAsync(
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"op_read_dir_async",
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pathFromURL(path),
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);
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return {
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async *[SymbolAsyncIterator]() {
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yield* await array;
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},
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};
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}
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function readLinkSync(path) {
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return ops.op_read_link_sync(pathFromURL(path));
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}
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function readLink(path) {
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return core.opAsync("op_read_link_async", pathFromURL(path));
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}
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function realPathSync(path) {
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return ops.op_realpath_sync(pathFromURL(path));
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}
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function realPath(path) {
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return core.opAsync("op_realpath_async", pathFromURL(path));
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}
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function removeSync(
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path,
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options = {},
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) {
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ops.op_remove_sync(
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pathFromURL(path),
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!!options.recursive,
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);
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}
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async function remove(
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path,
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options = {},
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) {
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await core.opAsync(
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"op_remove_async",
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pathFromURL(path),
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!!options.recursive,
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);
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}
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function renameSync(oldpath, newpath) {
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ops.op_rename_sync(
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pathFromURL(oldpath),
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pathFromURL(newpath),
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);
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}
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async function rename(oldpath, newpath) {
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await core.opAsync(
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"op_rename_async",
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pathFromURL(oldpath),
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pathFromURL(newpath),
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);
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}
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// Extract the FsStat object from the encoded buffer.
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// See `runtime/ops/fs.rs` for the encoder.
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//
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// This is not a general purpose decoder. There are 4 types:
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//
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// 1. date
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// offset += 4
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// 1/0 | extra padding | high u32 | low u32
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// if date[0] == 1, new Date(u64) else null
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//
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// 2. bool
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// offset += 2
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// 1/0 | extra padding
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//
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// 3. u64
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// offset += 2
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// high u32 | low u32
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//
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// 4. ?u64 converts a zero u64 value to JS null on Windows.
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function createByteStruct(types) {
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// types can be "date", "bool" or "u64".
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// `?` prefix means optional on windows.
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let offset = 0;
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let str =
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'const unix = Deno.build.os === "darwin" || Deno.build.os === "linux"; return {';
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for (let [name, type] of ObjectEntries(types)) {
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const optional = type.startsWith("?");
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if (optional) type = type.slice(1);
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if (type == "u64") {
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if (!optional) {
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str += `${name}: view[${offset}] + view[${offset + 1}] * 2**32,`;
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} else {
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str += `${name}: (unix ? (view[${offset}] + view[${
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offset + 1
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}] * 2**32) : (view[${offset}] + view[${
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offset + 1
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}] * 2**32) || null),`;
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}
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} else if (type == "date") {
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str += `${name}: view[${offset}] === 0 ? null : new Date(view[${
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offset + 2
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}] + view[${offset + 3}] * 2**32),`;
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offset += 2;
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} else {
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str += `${name}: !!(view[${offset}] + view[${offset + 1}] * 2**32),`;
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}
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offset += 2;
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}
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str += "};";
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// ...so you don't like eval huh? don't worry, it only executes during snapshot :)
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return [new Function("view", str), new Uint32Array(offset)];
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}
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const [statStruct, statBuf] = createByteStruct({
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isFile: "bool",
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isDirectory: "bool",
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isSymlink: "bool",
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size: "u64",
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mtime: "date",
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atime: "date",
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birthtime: "date",
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dev: "?u64",
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ino: "?u64",
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mode: "?u64",
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nlink: "?u64",
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uid: "?u64",
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gid: "?u64",
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rdev: "?u64",
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blksize: "?u64",
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blocks: "?u64",
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});
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function parseFileInfo(response) {
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const unix = build.os === "darwin" || build.os === "linux";
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return {
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isFile: response.isFile,
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isDirectory: response.isDirectory,
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isSymlink: response.isSymlink,
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size: response.size,
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mtime: response.mtimeSet !== null ? new Date(response.mtime) : null,
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atime: response.atimeSet !== null ? new Date(response.atime) : null,
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birthtime: response.birthtimeSet !== null
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? new Date(response.birthtime)
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: null,
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// Only non-null if on Unix
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dev: unix ? response.dev : null,
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ino: unix ? response.ino : null,
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mode: unix ? response.mode : null,
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nlink: unix ? response.nlink : null,
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uid: unix ? response.uid : null,
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gid: unix ? response.gid : null,
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rdev: unix ? response.rdev : null,
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blksize: unix ? response.blksize : null,
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blocks: unix ? response.blocks : null,
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};
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}
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function fstatSync(rid) {
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ops.op_fstat_sync(rid, statBuf);
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return statStruct(statBuf);
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}
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async function fstat(rid) {
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return parseFileInfo(await core.opAsync("op_fstat_async", rid));
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}
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async function lstat(path) {
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const res = await core.opAsync("op_stat_async", {
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path: pathFromURL(path),
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lstat: true,
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});
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return parseFileInfo(res);
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}
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function lstatSync(path) {
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ops.op_stat_sync(
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pathFromURL(path),
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true,
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statBuf,
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);
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return statStruct(statBuf);
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}
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async function stat(path) {
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const res = await core.opAsync("op_stat_async", {
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path: pathFromURL(path),
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lstat: false,
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});
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return parseFileInfo(res);
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}
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function statSync(path) {
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ops.op_stat_sync(
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pathFromURL(path),
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false,
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statBuf,
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);
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return statStruct(statBuf);
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}
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function coerceLen(len) {
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if (len == null || len < 0) {
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return 0;
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}
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return len;
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}
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function ftruncateSync(rid, len) {
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ops.op_ftruncate_sync(rid, coerceLen(len));
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}
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async function ftruncate(rid, len) {
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await core.opAsync("op_ftruncate_async", rid, coerceLen(len));
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}
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function truncateSync(path, len) {
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ops.op_truncate_sync(path, coerceLen(len));
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}
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async function truncate(path, len) {
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await core.opAsync("op_truncate_async", path, coerceLen(len));
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}
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function umask(mask) {
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return ops.op_umask(mask);
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}
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function linkSync(oldpath, newpath) {
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ops.op_link_sync(oldpath, newpath);
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}
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async function link(oldpath, newpath) {
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await core.opAsync("op_link_async", oldpath, newpath);
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}
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function toUnixTimeFromEpoch(value) {
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if (ObjectPrototypeIsPrototypeOf(DatePrototype, value)) {
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const time = value.valueOf();
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const seconds = MathTrunc(time / 1e3);
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const nanoseconds = MathTrunc(time - (seconds * 1e3)) * 1e6;
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return [
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seconds,
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nanoseconds,
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];
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}
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const seconds = value;
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const nanoseconds = 0;
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return [
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seconds,
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nanoseconds,
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];
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}
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function futimeSync(
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rid,
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atime,
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mtime,
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) {
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const [atimeSec, atimeNsec] = toUnixTimeFromEpoch(atime);
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const [mtimeSec, mtimeNsec] = toUnixTimeFromEpoch(mtime);
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ops.op_futime_sync(rid, atimeSec, atimeNsec, mtimeSec, mtimeNsec);
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}
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async function futime(
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rid,
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atime,
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mtime,
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) {
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const [atimeSec, atimeNsec] = toUnixTimeFromEpoch(atime);
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const [mtimeSec, mtimeNsec] = toUnixTimeFromEpoch(mtime);
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await core.opAsync(
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"op_futime_async",
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rid,
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atimeSec,
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atimeNsec,
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mtimeSec,
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mtimeNsec,
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);
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}
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function utimeSync(
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path,
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atime,
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mtime,
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) {
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const [atimeSec, atimeNsec] = toUnixTimeFromEpoch(atime);
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const [mtimeSec, mtimeNsec] = toUnixTimeFromEpoch(mtime);
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ops.op_utime_sync(
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pathFromURL(path),
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atimeSec,
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atimeNsec,
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mtimeSec,
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mtimeNsec,
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);
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}
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async function utime(
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path,
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atime,
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mtime,
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) {
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const [atimeSec, atimeNsec] = toUnixTimeFromEpoch(atime);
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const [mtimeSec, mtimeNsec] = toUnixTimeFromEpoch(mtime);
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await core.opAsync(
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"op_utime_async",
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pathFromURL(path),
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atimeSec,
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atimeNsec,
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mtimeSec,
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mtimeNsec,
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);
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}
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function symlinkSync(
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oldpath,
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newpath,
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options,
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) {
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ops.op_symlink_sync(
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pathFromURL(oldpath),
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pathFromURL(newpath),
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options?.type,
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);
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}
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async function symlink(
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oldpath,
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newpath,
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options,
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) {
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await core.opAsync(
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"op_symlink_async",
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pathFromURL(oldpath),
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pathFromURL(newpath),
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options?.type,
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);
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}
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function fdatasyncSync(rid) {
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ops.op_fdatasync_sync(rid);
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}
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async function fdatasync(rid) {
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await core.opAsync("op_fdatasync_async", rid);
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}
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function fsyncSync(rid) {
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ops.op_fsync_sync(rid);
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}
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async function fsync(rid) {
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await core.opAsync("op_fsync_async", rid);
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}
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function flockSync(rid, exclusive) {
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ops.op_flock_sync(rid, exclusive === true);
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}
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async function flock(rid, exclusive) {
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await core.opAsync("op_flock_async", rid, exclusive === true);
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}
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function funlockSync(rid) {
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ops.op_funlock_sync(rid);
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}
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async function funlock(rid) {
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await core.opAsync("op_funlock_async", rid);
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}
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window.__bootstrap.fs = {
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cwd,
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chdir,
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chmodSync,
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chmod,
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chown,
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chownSync,
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copyFile,
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copyFileSync,
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makeTempFile,
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makeTempDir,
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makeTempFileSync,
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makeTempDirSync,
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mkdir,
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mkdirSync,
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readDir,
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readDirSync,
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readLinkSync,
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readLink,
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realPathSync,
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realPath,
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remove,
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removeSync,
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renameSync,
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rename,
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lstat,
|
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lstatSync,
|
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stat,
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statSync,
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ftruncate,
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ftruncateSync,
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truncate,
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truncateSync,
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umask,
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link,
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linkSync,
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fstatSync,
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fstat,
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futime,
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futimeSync,
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utime,
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utimeSync,
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symlink,
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symlinkSync,
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fdatasync,
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fdatasyncSync,
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fsync,
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fsyncSync,
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flock,
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flockSync,
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funlock,
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funlockSync,
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};
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})(this);
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