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Merge deno_cli_snapshots into deno_cli (#3064)

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Ryan Dahl 2019-10-04 20:28:51 -04:00 • committed by GitHub
parent 9049213867
commit b81e5db17a
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148 changed files with 38 additions and 83 deletions
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34
js/truncate.ts
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@ -1,34 +0,0 @@
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { sendSync, sendAsync } from "./dispatch_json.ts";
import * as dispatch from "./dispatch.ts";
function coerceLen(len?: number): number {
if (!len) {
return 0;
}
if (len < 0) {
return 0;
}
return len;
}
/** Truncates or extends the specified file synchronously, updating the size of
* this file to become size.
*
* Deno.truncateSync("hello.txt", 10);
*/
export function truncateSync(name: string, len?: number): void {
sendSync(dispatch.OP_TRUNCATE, { name, len: coerceLen(len) });
}
/**
* Truncates or extends the specified file, updating the size of this file to
* become size.
*
* await Deno.truncate("hello.txt", 10);
*/
export async function truncate(name: string, len?: number): Promise<void> {
await sendAsync(dispatch.OP_TRUNCATE, { name, len: coerceLen(len) });
}