deno.land / x / deno@v1.28.2 / runtime / js / 40_read_file.js

40_read_file.js
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license."use strict";
((window) => { const core = window.Deno.core; const ops = core.ops; const { pathFromURL } = window.__bootstrap.util; const { abortSignal } = window.__bootstrap;
function readFileSync(path) { return ops.op_readfile_sync(pathFromURL(path)); }
async function readFile(path, options) { let cancelRid; let abortHandler; if (options?.signal) { options.signal.throwIfAborted(); cancelRid = ops.op_cancel_handle(); abortHandler = () => core.tryClose(cancelRid); options.signal[abortSignal.add](abortHandler); }
try { const read = await core.opAsync( "op_readfile_async", pathFromURL(path), cancelRid, ); return read; } finally { if (options?.signal) { options.signal[abortSignal.remove](abortHandler);
// always throw the abort error when aborted options.signal.throwIfAborted(); } } }
function readTextFileSync(path) { return ops.op_readfile_text_sync(pathFromURL(path)); }
async function readTextFile(path, options) { let cancelRid; let abortHandler; if (options?.signal) { options.signal.throwIfAborted(); cancelRid = ops.op_cancel_handle(); abortHandler = () => core.tryClose(cancelRid); options.signal[abortSignal.add](abortHandler); }
try { const read = await core.opAsync( "op_readfile_text_async", pathFromURL(path), cancelRid, ); return read; } finally { if (options?.signal) { options.signal[abortSignal.remove](abortHandler);
// always throw the abort error when aborted options.signal.throwIfAborted(); } } }
window.__bootstrap.readFile = { readFile, readFileSync, readTextFileSync, readTextFile, };})(this);
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Tagged at
a year ago