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denoland-deno/cli/js/ops/fs/truncate.ts
crowlKats e435c2be15
Remove doc strings from cli/js TS files (#4329)
Co-authored-by: Ryan Dahl <ry@tinyclouds.org>
2020-03-13 10:22:22 +01:00

22 lines
533 B
TypeScript

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { sendSync, sendAsync } from "../dispatch_json.ts";
function coerceLen(len?: number): number {
if (!len) {
return 0;
}
if (len < 0) {
return 0;
}
return len;
}
export function truncateSync(path: string, len?: number): void {
sendSync("op_truncate", { path, len: coerceLen(len) });
}
export async function truncate(path: string, len?: number): Promise<void> {
await sendAsync("op_truncate", { path, len: coerceLen(len) });
}