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22 lines
533 B
TypeScript
22 lines
533 B
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 coerceLen(len?: number): number {
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if (!len) {
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return 0;
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}
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if (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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export function truncateSync(path: string, len?: number): void {
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sendSync("op_truncate", { path, len: coerceLen(len) });
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}
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export async function truncate(path: string, len?: number): Promise<void> {
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await sendAsync("op_truncate", { path, len: coerceLen(len) });
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}
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