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Dt=_((Ka,Br)=>{"use strict";var{ArrayPrototypePop:ca,Promise:ha}=T(),{isIterable:ba,isNodeStream:pa}=V(),{pipelineImpl:wa}=ve(),{finished:ya}=Y();function ga(...e){return new ha((t,n)=>{let r,i,o=e[e.length-1];if(o&&typeof o=="object"&&!pa(o)&&!ba(o)){let l=ca(e);r=l.signal,i=l.end}wa(e,(l,s)=>{l?n(l):t(s)},{signal:r,end:i})})}Br.exports={finished:ya,pipeline:ga}});var Qr=_((za,Jr)=>{"use strict";var{ObjectDefineProperty:U,ObjectKeys:Hr,ReflectApply:Vr}=T(),{promisify:{custom:Yr}}=W(),{streamReturningOperators:Ur,promiseReturningOperators:Gr}=Sn(),{codes:{ERR_ILLEGAL_CONSTRUCTOR:Kr}}=D(),_a=Fr(),{pipeline:zr}=ve(),{destroyer:Sa}=J(),Xr=Y(),xt=Dt(),Ot=V(),A=Jr.exports=Me().Stream;A.isDisturbed=Ot.isDisturbed;A.isErrored=Ot.isErrored;A.isReadable=Ot.isReadable;A.Readable=ce();for(let e of Hr(Ur)){let n=function(...r){if(new.target)throw Kr();return 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I=Qr(),Ra=Dt(),Aa=I.Readable.destroy;m.exports=I.Readable;m.exports._uint8ArrayToBuffer=I._uint8ArrayToBuffer;m.exports._isUint8Array=I._isUint8Array;m.exports.isDisturbed=I.isDisturbed;m.exports.isErrored=I.isErrored;m.exports.isReadable=I.isReadable;m.exports.Readable=I.Readable;m.exports.Writable=I.Writable;m.exports.Duplex=I.Duplex;m.exports.Transform=I.Transform;m.exports.PassThrough=I.PassThrough;m.exports.addAbortSignal=I.addAbortSignal;m.exports.finished=I.finished;m.exports.destroy=I.destroy;m.exports.destroy=Aa;m.exports.pipeline=I.pipeline;m.exports.compose=I.compose;Object.defineProperty(I,"promises",{configurable:!0,enumerable:!0,get(){return Ra}});m.exports.Stream=I.Stream;m.exports.default=m.exports});var ti=si(Zr()),Ja=!0,{_uint8ArrayToBuffer:Qa,_isUint8Array:Za,isDisturbed:es,isErrored:ts,isReadable:ns,Readable:rs,Writable:is,Duplex:os,Transform:ls,PassThrough:fs,addAbortSignal:as,finished:ss,destroy:us,pipeline:ds,compose:cs,Stream:hs}=ti,{default:ei,...ma}=ti,bs=ei!==void 0?ei:ma;export{os as Duplex,fs as PassThrough,rs as Readable,hs as Stream,ls as Transform,is as Writable,Ja as __esModule,Za as _isUint8Array,Qa as _uint8ArrayToBuffer,as as addAbortSignal,cs as compose,bs as default,us as destroy,ss as finished,es as isDisturbed,ts as isErrored,ns as isReadable,ds as pipeline};
import { AbortError, ERR_INVALID_ARG_TYPE, ERR_INVALID_ARG_VALUE, ERR_STREAM_PREMATURE_CLOSE,} from "./internal/errors.ts";import { destroy } from "./internal/streams/destroy.mjs";import finished from "./internal/streams/end-of-stream.mjs";import { isDestroyed, isReadable, isReadableEnded, isWritable, isWritableEnded,} from "./internal/streams/utils.mjs";import { createDeferredPromise, kEmptyObject } from "./internal/util.mjs";import { validateBoolean, validateObject } from "./internal/validators.mjs";
const process = __Process$;const Buffer = __Buffer$;const Readable = rs;const Writable = is;const Duplex = os;
function isReadableStream(object) { return object instanceof ReadableStream;}
function isWritableStream(object) { return object instanceof WritableStream;}
Readable.fromWeb = function ( readableStream, options = kEmptyObject,) { if (!isReadableStream(readableStream)) { throw new ERR_INVALID_ARG_TYPE( "readableStream", "ReadableStream", readableStream, ); }
validateObject(options, "options"); const { highWaterMark, encoding, objectMode = false, signal, } = options;
if (encoding !== undefined && !Buffer.isEncoding(encoding)) { throw new ERR_INVALID_ARG_VALUE(encoding, "options.encoding"); } validateBoolean(objectMode, "options.objectMode");
const reader = readableStream.getReader(); let closed = false;
const readable = new Readable({ objectMode, highWaterMark, encoding, signal,
read() { reader.read().then( (chunk) => { if (chunk.done) { readable.push(null); } else { readable.push(chunk.value); } }, (error) => destroy.call(readable, error), ); },
destroy(error, callback) { function done() { try { callback(error); } catch (error) { process.nextTick(() => { throw error; }); } }
if (!closed) { reader.cancel(error).then(done, done); return; }
done(); }, });
reader.closed.then( () => { closed = true; if (!isReadableEnded(readable)) { readable.push(null); } }, (error) => { closed = true; destroy.call(readable, error); }, );
return readable;};
Writable.fromWeb = function ( writableStream, options = kEmptyObject,) { if (!isWritableStream(writableStream)) { throw new ERR_INVALID_ARG_TYPE( "writableStream", "WritableStream", writableStream, ); }
validateObject(options, "options"); const { highWaterMark, decodeStrings = true, objectMode = false, signal, } = options;
validateBoolean(objectMode, "options.objectMode"); validateBoolean(decodeStrings, "options.decodeStrings");
const writer = writableStream.getWriter(); let closed = false;
const writable = new Writable({ highWaterMark, objectMode, decodeStrings, signal,
writev(chunks, callback) { function done(error) { error = error.filter((e) => e); try { callback(error.length === 0 ? undefined : error); } catch (error) { process.nextTick(() => destroy.call(writable, error)); } }
writer.ready.then( () => Promise.all( chunks.map((data) => writer.write(data.chunk)), ).then(done, done), done, ); },
write(chunk, encoding, callback) { if (typeof chunk === "string" && decodeStrings && !objectMode) { chunk = Buffer.from(chunk, encoding); chunk = new Uint8Array( chunk.buffer, chunk.byteOffset, chunk.byteLength, ); }
function done(error) { try { callback(error); } catch (error) { destroy(this, duplex, error); } }
writer.ready.then( () => writer.write(chunk).then(done, done), done, ); },
destroy(error, callback) { function done() { try { callback(error); } catch (error) { process.nextTick(() => { throw error; }); } }
if (!closed) { if (error != null) { writer.abort(error).then(done, done); } else { writer.close().then(done, done); } return; }
done(); },
final(callback) { function done(error) { try { callback(error); } catch (error) { process.nextTick(() => destroy.call(writable, error)); } }
if (!closed) { writer.close().then(done, done); } }, });
writer.closed.then( () => { closed = true; if (!isWritableEnded(writable)) { destroy.call(writable, new ERR_STREAM_PREMATURE_CLOSE()); } }, (error) => { closed = true; destroy.call(writable, error); }, );
return writable;};
Duplex.fromWeb = function (pair, options = kEmptyObject) { validateObject(pair, "pair"); const { readable: readableStream, writable: writableStream, } = pair;
if (!isReadableStream(readableStream)) { throw new ERR_INVALID_ARG_TYPE( "pair.readable", "ReadableStream", readableStream, ); } if (!isWritableStream(writableStream)) { throw new ERR_INVALID_ARG_TYPE( "pair.writable", "WritableStream", writableStream, ); }
validateObject(options, "options"); const { allowHalfOpen = false, objectMode = false, encoding, decodeStrings = true, highWaterMark, signal, } = options;
validateBoolean(objectMode, "options.objectMode"); if (encoding !== undefined && !Buffer.isEncoding(encoding)) { throw new ERR_INVALID_ARG_VALUE(encoding, "options.encoding"); }
const writer = writableStream.getWriter(); const reader = readableStream.getReader(); let writableClosed = false; let readableClosed = false;
const duplex = new Duplex({ allowHalfOpen, highWaterMark, objectMode, encoding, decodeStrings, signal,
writev(chunks, callback) { function done(error) { error = error.filter((e) => e); try { callback(error.length === 0 ? undefined : error); } catch (error) { process.nextTick(() => destroy(duplex, error)); } }
writer.ready.then( () => Promise.all( chunks.map((data) => writer.write(data.chunk)), ).then(done, done), done, ); },
write(chunk, encoding, callback) { if (typeof chunk === "string" && decodeStrings && !objectMode) { chunk = Buffer.from(chunk, encoding); chunk = new Uint8Array( chunk.buffer, chunk.byteOffset, chunk.byteLength, ); }
function done(error) { try { callback(error); } catch (error) { destroy(duplex, error); } }
writer.ready.then( () => writer.write(chunk).then(done, done), done, ); },
final(callback) { function done(error) { try { callback(error); } catch (error) { process.nextTick(() => destroy(duplex, error)); } }
if (!writableClosed) { writer.close().then(done, done); } },
read() { reader.read().then( (chunk) => { if (chunk.done) { duplex.push(null); } else { duplex.push(chunk.value); } }, (error) => destroy(duplex, error), ); },
destroy(error, callback) { function done() { try { callback(error); } catch (error) { process.nextTick(() => { throw error; }); } }
async function closeWriter() { if (!writableClosed) { await writer.abort(error); } }
async function closeReader() { if (!readableClosed) { await reader.cancel(error); } }
if (!writableClosed || !readableClosed) { Promise.all([ closeWriter(), closeReader(), ]).then(done, done); return; }
done(); }, });
writer.closed.then( () => { writableClosed = true; if (!isWritableEnded(duplex)) { destroy(duplex, new ERR_STREAM_PREMATURE_CLOSE()); } }, (error) => { writableClosed = true; readableClosed = true; destroy(duplex, error); }, );
reader.closed.then( () => { readableClosed = true; if (!isReadableEnded(duplex)) { duplex.push(null); } }, (error) => { writableClosed = true; readableClosed = true; destroy(duplex, error); }, );
return duplex;};
delete Readable.Duplex;delete Readable.PassThrough;delete Readable.Readable;delete Readable.Stream;delete Readable.Transform;delete Readable.Writable;delete Readable._isUint8Array;delete Readable._uint8ArrayToBuffer;delete Readable.addAbortSignal;delete Readable.compose;delete Readable.destroy;delete Readable.finished;delete Readable.isDisturbed;delete Readable.isErrored;delete Readable.isReadable;delete Readable.pipeline;
function newReadableStreamFromStreamReadable( streamReadable, options = kEmptyObject,) { if (typeof streamReadable?._readableState !== "object") { throw new ERR_INVALID_ARG_TYPE( "streamReadable", "stream.Readable", streamReadable, ); }
if (isDestroyed(streamReadable) || !isReadable(streamReadable)) { const readable = new ReadableStream(); readable.cancel(); return readable; }
const objectMode = streamReadable.readableObjectMode; const highWaterMark = streamReadable.readableHighWaterMark;
const evaluateStrategyOrFallback = (strategy) => { if (strategy) { return strategy; }
if (objectMode) { return new CountQueuingStrategy({ highWaterMark }); }
return { highWaterMark }; };
const strategy = evaluateStrategyOrFallback(options?.strategy);
let controller;
function onData(chunk) { if (Buffer.isBuffer(chunk) && !objectMode) { chunk = new Uint8Array(chunk); } controller.enqueue(chunk); if (controller.desiredSize <= 0) { streamReadable.pause(); } }
streamReadable.pause();
const cleanup = finished(streamReadable, (error) => { if (error?.code === "ERR_STREAM_PREMATURE_CLOSE") { const err = new AbortError(undefined, { cause: error }); error = err; }
cleanup(); streamReadable.on("error", () => {}); if (error) { return controller.error(error); } controller.close(); });
streamReadable.on("data", onData);
return new ReadableStream({ start(c) { controller = c; },
pull() { streamReadable.resume(); },
cancel(reason) { destroy(streamReadable, reason); }, }, strategy);}
function newWritableStreamFromStreamWritable(streamWritable) { if (typeof streamWritable?._writableState !== "object") { throw new ERR_INVALID_ARG_TYPE( "streamWritable", "stream.Writable", streamWritable, ); }
if (isDestroyed(streamWritable) || !isWritable(streamWritable)) { const writable = new WritableStream(); writable.close(); return writable; }
const highWaterMark = streamWritable.writableHighWaterMark; const strategy = streamWritable.writableObjectMode ? new CountQueuingStrategy({ highWaterMark }) : { highWaterMark };
let controller; let backpressurePromise; let closed;
function onDrain() { if (backpressurePromise !== undefined) { backpressurePromise.resolve(); } }
const cleanup = finished(streamWritable, (error) => { if (error?.code === "ERR_STREAM_PREMATURE_CLOSE") { const err = new AbortError(undefined, { cause: error }); error = err; }
cleanup(); streamWritable.on("error", () => {}); if (error != null) { if (backpressurePromise !== undefined) { backpressurePromise.reject(error); } if (closed !== undefined) { closed.reject(error); closed = undefined; } controller.error(error); controller = undefined; return; }
if (closed !== undefined) { closed.resolve(); closed = undefined; return; } controller.error(new AbortError()); controller = undefined; });
streamWritable.on("drain", onDrain);
return new WritableStream({ start(c) { controller = c; },
async write(chunk) { if (streamWritable.writableNeedDrain || !streamWritable.write(chunk)) { backpressurePromise = createDeferredPromise(); return backpressurePromise.promise.finally(() => { backpressurePromise = undefined; }); } },
abort(reason) { destroy(streamWritable, reason); },
close() { if (closed === undefined && !isWritableEnded(streamWritable)) { closed = createDeferredPromise(); streamWritable.end(); return closed.promise; }
controller = undefined; return Promise.resolve(); }, }, strategy);}
function newReadableWritablePairFromDuplex(duplex) { if ( typeof duplex?._writableState !== "object" || typeof duplex?._readableState !== "object" ) { throw new ERR_INVALID_ARG_TYPE("duplex", "stream.Duplex", duplex); }
if (isDestroyed(duplex)) { const writable = new WritableStream(); const readable = new ReadableStream(); writable.close(); readable.cancel(); return { readable, writable }; }
const writable = isWritable(duplex) ? newWritableStreamFromStreamWritable(duplex) : new WritableStream();
if (!isWritable(duplex)) { writable.close(); }
const readable = isReadable(duplex) ? newReadableStreamFromStreamReadable(duplex) : new ReadableStream();
if (!isReadable(duplex)) { readable.cancel(); }
return { writable, readable };}
Readable.toWeb = newReadableStreamFromStreamReadable;Writable.toWeb = newWritableStreamFromStreamWritable;Duplex.toWeb = newReadableWritablePairFromDuplex;