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acf0958e94
There's a lot of variation in doc comments and internal code about whether the first parameter to file system calls is `path` or `name` or `filename`. For consistency, have made it always be `path`.
50 lines
1.5 KiB
TypeScript
50 lines
1.5 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import { sendSync, sendAsync } from "./dispatch_json.ts";
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function toSecondsFromEpoch(v: number | Date): number {
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return v instanceof Date ? v.valueOf() / 1000 : v;
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}
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/** **UNSTABLE**: needs investigation into high precision time.
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*
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* Synchronously changes the access and modification times of a file system
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* object referenced by `path`. Given times are either in seconds (UNIX epoch
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* time) or as `Date` objects.
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*
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* Deno.utimeSync("myfile.txt", 1556495550, new Date());
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*
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* Requires `allow-write` permission. */
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export function utimeSync(
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path: string,
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atime: number | Date,
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mtime: number | Date
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): void {
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sendSync("op_utime", {
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path,
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// TODO(ry) split atime, mtime into [seconds, nanoseconds] tuple
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atime: toSecondsFromEpoch(atime),
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mtime: toSecondsFromEpoch(mtime)
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});
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}
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/** **UNSTABLE**: needs investigation into high precision time.
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*
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* Changes the access and modification times of a file system object
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* referenced by `path`. Given times are either in seconds (UNIX epoch time)
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* or as `Date` objects.
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*
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* await Deno.utime("myfile.txt", 1556495550, new Date());
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*
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* Requires `allow-write` permission. */
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export async function utime(
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path: string,
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atime: number | Date,
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mtime: number | Date
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): Promise<void> {
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await sendAsync("op_utime", {
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path,
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// TODO(ry) split atime, mtime into [seconds, nanoseconds] tuple
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atime: toSecondsFromEpoch(atime),
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mtime: toSecondsFromEpoch(mtime)
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});
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}
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