deno.land / x / deno@v1.28.2 / runtime / js / 40_files.js
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((window) => { const core = window.Deno.core; const ops = core.ops; const { read, readSync, write, writeSync } = window.__bootstrap.io; const { ftruncate, ftruncateSync, fstat, fstatSync } = window.__bootstrap.fs; const { pathFromURL } = window.__bootstrap.util; const { readableStreamForRid, writableStreamForRid } = window.__bootstrap.streams; const { ArrayPrototypeFilter, Error, ObjectValues, } = window.__bootstrap.primordials;
function seekSync( rid, offset, whence, ) { return ops.op_seek_sync({ rid, offset, whence }); }
function seek( rid, offset, whence, ) { return core.opAsync("op_seek_async", { rid, offset, whence }); }
function openSync( path, options, ) { if (options) checkOpenOptions(options); const mode = options?.mode; const rid = ops.op_open_sync( pathFromURL(path), options, mode, );
return new FsFile(rid); }
async function open( path, options, ) { if (options) checkOpenOptions(options); const mode = options?.mode; const rid = await core.opAsync( "op_open_async", pathFromURL(path), options, mode, );
return new FsFile(rid); }
function createSync(path) { return openSync(path, { read: true, write: true, truncate: true, create: true, }); }
function create(path) { return open(path, { read: true, write: true, truncate: true, create: true, }); }
class FsFile { #rid = 0;
#readable; #writable;
constructor(rid) { this.#rid = rid; }
get rid() { return this.#rid; }
write(p) { return write(this.rid, p); }
writeSync(p) { return writeSync(this.rid, p); }
truncate(len) { return ftruncate(this.rid, len); }
truncateSync(len) { return ftruncateSync(this.rid, len); }
read(p) { return read(this.rid, p); }
readSync(p) { return readSync(this.rid, p); }
seek(offset, whence) { return seek(this.rid, offset, whence); }
seekSync(offset, whence) { return seekSync(this.rid, offset, whence); }
stat() { return fstat(this.rid); }
statSync() { return fstatSync(this.rid); }
close() { core.close(this.rid); }
get readable() { if (this.#readable === undefined) { this.#readable = readableStreamForRid(this.rid); } return this.#readable; }
get writable() { if (this.#writable === undefined) { this.#writable = writableStreamForRid(this.rid); } return this.#writable; } }
class Stdin { #readable;
constructor() { }
get rid() { return 0; }
read(p) { return read(this.rid, p); }
readSync(p) { return readSync(this.rid, p); }
close() { core.close(this.rid); }
get readable() { if (this.#readable === undefined) { this.#readable = readableStreamForRid(this.rid); } return this.#readable; }
setRaw(mode, options = {}) { const cbreak = !!(options.cbreak ?? false); ops.op_stdin_set_raw(mode, cbreak); } }
class Stdout { #writable;
constructor() { }
get rid() { return 1; }
write(p) { return write(this.rid, p); }
writeSync(p) { return writeSync(this.rid, p); }
close() { core.close(this.rid); }
get writable() { if (this.#writable === undefined) { this.#writable = writableStreamForRid(this.rid); } return this.#writable; } }
class Stderr { #writable;
constructor() { }
get rid() { return 2; }
write(p) { return write(this.rid, p); }
writeSync(p) { return writeSync(this.rid, p); }
close() { core.close(this.rid); }
get writable() { if (this.#writable === undefined) { this.#writable = writableStreamForRid(this.rid); } return this.#writable; } }
const stdin = new Stdin(); const stdout = new Stdout(); const stderr = new Stderr();
function checkOpenOptions(options) { if ( ArrayPrototypeFilter( ObjectValues(options), (val) => val === true, ).length === 0 ) { throw new Error("OpenOptions requires at least one option to be true"); }
if (options.truncate && !options.write) { throw new Error("'truncate' option requires 'write' option"); }
const createOrCreateNewWithoutWriteOrAppend = (options.create || options.createNew) && !(options.write || options.append);
if (createOrCreateNewWithoutWriteOrAppend) { throw new Error( "'create' or 'createNew' options require 'write' or 'append' option", ); } }
window.__bootstrap.files = { stdin, stdout, stderr, File: FsFile, FsFile, create, createSync, open, openSync, seek, seekSync, };})(this);
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