deno/cli/js/make_temp.ts

91 lines
3.5 KiB
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { sendSync, sendAsync } from "./dispatch_json.ts";
export interface MakeTempOptions {
/** Directory where the temporary directory should be created (defaults to
* the env variable TMPDIR, or the system's default, usually /tmp). */
dir?: string;
/** String that should precede the random portion of the temporary
* directory's name. */
prefix?: string;
/** String that should follow the random portion of the temporary
* directory's name. */
suffix?: string;
}
/** Synchronously creates a new temporary directory in the directory `dir`,
* its name beginning with `prefix` and ending with `suffix`.
*
* It returns the full path to the newly created directory.
*
* If `dir` is unspecified, uses the default directory for temporary files.
* Multiple programs calling this function simultaneously will create different
* directories. It is the caller's responsibility to remove the directory when
* no longer needed.
*
* const tempDirName0 = Deno.makeTempDirSync();
* const tempDirName1 = Deno.makeTempDirSync({ prefix: 'my_temp' });
*
* Requires `allow-write` permission. */
export function makeTempDirSync(options: MakeTempOptions = {}): string {
return sendSync("op_make_temp_dir", options);
}
/** Creates a new temporary directory in the directory `dir`, its name
* beginning with `prefix` and ending with `suffix`.
*
* It resolves to the full path to the newly created directory.
*
* If `dir` is unspecified, uses the default directory for temporary files.
* Multiple programs calling this function simultaneously will create different
* directories. It is the caller's responsibility to remove the directory when
* no longer needed.
*
* const tempDirName0 = await Deno.makeTempDir();
* const tempDirName1 = await Deno.makeTempDir({ prefix: 'my_temp' });
*
* Requires `allow-write` permission. */
export async function makeTempDir(
options: MakeTempOptions = {}
): Promise<string> {
return await sendAsync("op_make_temp_dir", options);
}
/** Synchronously creates a new temporary file in the directory `dir`, its name
* beginning with `prefix` and ending with `suffix`.
*
* It returns the full path to the newly created file.
*
* If `dir` is unspecified, uses the default directory for temporary files.
* Multiple programs calling this function simultaneously will create different
* files. It is the caller's responsibility to remove the file when
* no longer needed.
*
* const tempFileName0 = Deno.makeTempFileSync();
* const tempFileName1 = Deno.makeTempFileSync({ prefix: 'my_temp' });
*
* Requires `allow-write` permission. */
export function makeTempFileSync(options: MakeTempOptions = {}): string {
return sendSync("op_make_temp_file", options);
}
/** Creates a new temporary file in the directory `dir`, its name
* beginning with `prefix` and ending with `suffix`.
*
* It resolves to the full path to the newly created file.
*
* If `dir` is unspecified, uses the default directory for temporary files.
* Multiple programs calling this function simultaneously will create different
* files. It is the caller's responsibility to remove the file when
* no longer needed.
*
* const tempFileName0 = await Deno.makeTempFile();
* const tempFileName1 = await Deno.makeTempFile({ prefix: 'my_temp' });
*
* Requires `allow-write` permission. */
export async function makeTempFile(
options: MakeTempOptions = {}
): Promise<string> {
return await sendAsync("op_make_temp_file", options);
}