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Comparing version 3.0.6 to 3.1.0

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58

errors-browser.js
'use strict';
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
var codes = {};

@@ -26,3 +32,5 @@

var NodeError = function (_Base) {
var NodeError =
/*#__PURE__*/
function (_Base) {
_inherits(NodeError, _Base);

@@ -33,3 +41,3 @@

return _possibleConstructorReturn(this, (NodeError.__proto__ || Object.getPrototypeOf(NodeError)).call(this, getMessage(arg1, arg2, arg3)));
return _possibleConstructorReturn(this, _getPrototypeOf(NodeError).call(this, getMessage(arg1, arg2, arg3)));
}

@@ -42,7 +50,6 @@

NodeError.prototype.code = code;
codes[code] = NodeError;
}
} // https://github.com/nodejs/node/blob/v10.8.0/lib/internal/errors.js
// https://github.com/nodejs/node/blob/v10.8.0/lib/internal/errors.js
function oneOf(expected, thing) {

@@ -54,20 +61,21 @@ if (Array.isArray(expected)) {

});
if (len > 2) {
return 'one of ' + thing + ' ' + expected.slice(0, len - 1).join(', ') + ', or ' + expected[len - 1];
return "one of ".concat(thing, " ").concat(expected.slice(0, len - 1).join(', '), ", or ") + expected[len - 1];
} else if (len === 2) {
return 'one of ' + thing + ' ' + expected[0] + ' or ' + expected[1];
return "one of ".concat(thing, " ").concat(expected[0], " or ").concat(expected[1]);
} else {
return 'of ' + thing + ' ' + expected[0];
return "of ".concat(thing, " ").concat(expected[0]);
}
} else {
return 'of ' + thing + ' ' + String(expected);
return "of ".concat(thing, " ").concat(String(expected));
}
}
} // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
function startsWith(str, search, pos) {
return str.substr(!pos || pos < 0 ? 0 : +pos, search.length) === search;
}
} // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/endsWith
function endsWith(str, search, this_len) {

@@ -77,6 +85,7 @@ if (this_len === undefined || this_len > str.length) {

}
return str.substring(this_len - search.length, this_len) === search;
}
} // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes
function includes(str, search, start) {

@@ -99,3 +108,4 @@ if (typeof start !== 'number') {

// determiner: 'must be' or 'must not be'
var determiner = void 0;
var determiner;
if (typeof expected === 'string' && startsWith(expected, 'not ')) {

@@ -108,12 +118,13 @@ determiner = 'must not be';

var msg = void 0;
var msg;
if (endsWith(name, ' argument')) {
// For cases like 'first argument'
msg = 'The ' + name + ' ' + determiner + ' ' + oneOf(expected, 'type');
msg = "The ".concat(name, " ").concat(determiner, " ").concat(oneOf(expected, 'type'));
} else {
var type = includes(name, '.') ? 'property' : 'argument';
msg = 'The "' + name + '" ' + type + ' ' + determiner + ' ' + oneOf(expected, 'type');
msg = "The \"".concat(name, "\" ").concat(type, " ").concat(determiner, " ").concat(oneOf(expected, 'type'));
}
msg += '. Received type ' + (typeof actual === 'undefined' ? 'undefined' : _typeof(actual));
msg += ". Received type ".concat(_typeof(actual));
return msg;

@@ -137,3 +148,2 @@ }, TypeError);

createErrorType('ERR_STREAM_UNSHIFT_AFTER_END_EVENT', 'stream.unshift() after end event');
module.exports.codes = codes;

30

lib/_stream_duplex.js

@@ -21,3 +21,2 @@ // Copyright Joyent, Inc. and other Node contributors.

// USE OR OTHER DEALINGS IN THE SOFTWARE.
// a duplex stream is just a stream that is both readable and writable.

@@ -27,5 +26,3 @@ // Since JS doesn't have multiple prototypal inheritance, this class

// Writable.
'use strict';
/*<replacement>*/

@@ -35,11 +32,16 @@

var keys = [];
for (var key in obj) {
keys.push(key);
}return keys;
}
return keys;
};
/*</replacement>*/
module.exports = Duplex;
var Readable = require('./_stream_readable');
var Writable = require('./_stream_writable');

@@ -52,2 +54,3 @@

var keys = objectKeys(Writable.prototype);
for (var v = 0; v < keys.length; v++) {

@@ -61,3 +64,2 @@ var method = keys[v];

if (!(this instanceof Duplex)) return new Duplex(options);
Readable.call(this, options);

@@ -69,3 +71,2 @@ Writable.call(this, options);

if (options.readable === false) this.readable = false;
if (options.writable === false) this.writable = false;

@@ -89,3 +90,2 @@

});
Object.defineProperty(Duplex.prototype, 'writableBuffer', {

@@ -100,3 +100,2 @@ // making it explicit this property is not enumerable

});
Object.defineProperty(Duplex.prototype, 'writableLength', {

@@ -110,11 +109,9 @@ // making it explicit this property is not enumerable

}
});
}); // the no-half-open enforcer
// the no-half-open enforcer
function onend() {
// If the writable side ended, then we're ok.
if (this._writableState.ended) return;
if (this._writableState.ended) return; // no more data can be written.
// But allow more writes to happen in this tick.
// no more data can be written.
// But allow more writes to happen in this tick.
process.nextTick(onEndNT, this);

@@ -136,2 +133,3 @@ }

}
return this._readableState.destroyed && this._writableState.destroyed;

@@ -144,6 +142,6 @@ },

return;
}
} // backward compatibility, the user is explicitly
// managing destroyed
// backward compatibility, the user is explicitly
// managing destroyed
this._readableState.destroyed = value;

@@ -150,0 +148,0 @@ this._writableState.destroyed = value;

3

lib/_stream_passthrough.js

@@ -21,7 +21,5 @@ // Copyright Joyent, Inc. and other Node contributors.

// USE OR OTHER DEALINGS IN THE SOFTWARE.
// a passthrough stream.
// basically just the most minimal sort of Transform stream.
// Every written chunk gets output as-is.
'use strict';

@@ -37,3 +35,2 @@

if (!(this instanceof PassThrough)) return new PassThrough(options);
Transform.call(this, options);

@@ -40,0 +37,0 @@ }

406

lib/_stream_readable.js

@@ -21,8 +21,7 @@ // Copyright Joyent, Inc. and other Node contributors.

// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
module.exports = Readable;
/*<replacement>*/
/*<replacement>*/
var Duplex;

@@ -32,4 +31,4 @@ /*</replacement>*/

Readable.ReadableState = ReadableState;
/*<replacement>*/
/*<replacement>*/
var EE = require('events').EventEmitter;

@@ -43,17 +42,26 @@

/*<replacement>*/
var Stream = require('./internal/streams/stream');
/*</replacement>*/
var Buffer = require('buffer').Buffer;
var OurUint8Array = global.Uint8Array || function () {};
function _uint8ArrayToBuffer(chunk) {
return Buffer.from(chunk);
}
function _isUint8Array(obj) {
return Buffer.isBuffer(obj) || obj instanceof OurUint8Array;
}
/*<replacement>*/
/*<replacement>*/
var debugUtil = require('util');
var debug = void 0;
var debug;
if (debugUtil && debugUtil.debuglog) {

@@ -66,3 +74,5 @@ debug = debugUtil.debuglog('stream');

var BufferList = require('./internal/streams/buffer_list');
var destroyImpl = require('./internal/streams/destroy');

@@ -80,10 +90,8 @@

var _require2 = require('../experimentalWarning'),
emitExperimentalWarning = _require2.emitExperimentalWarning;
emitExperimentalWarning = _require2.emitExperimentalWarning; // Lazy loaded to improve the startup performance.
// Lazy loaded to improve the startup performance.
var StringDecoder;
var createReadableStreamAsyncIterator;
var StringDecoder = void 0;
var ReadableAsyncIterator = void 0;
require('inherits')(Readable, Stream);

@@ -96,8 +104,7 @@

// event emitter implementation with them.
if (typeof emitter.prependListener === 'function') return emitter.prependListener(event, fn);
// This is a hack to make sure that our error handler is attached before any
if (typeof emitter.prependListener === 'function') return emitter.prependListener(event, fn); // This is a hack to make sure that our error handler is attached before any
// userland ones. NEVER DO THIS. This is here only because this code needs
// to continue to work with older versions of Node.js that do not include
// the prependListener() method. The goal is to eventually remove this hack.
if (!emitter._events || !emitter._events[event]) emitter.on(event, fn);else if (Array.isArray(emitter._events[event])) emitter._events[event].unshift(fn);else emitter._events[event] = [fn, emitter._events[event]];

@@ -108,6 +115,3 @@ }

Duplex = Duplex || require('./_stream_duplex');
options = options || {};
// Duplex streams are both readable and writable, but share
options = options || {}; // Duplex streams are both readable and writable, but share
// the same options object.

@@ -117,17 +121,14 @@ // However, some cases require setting options to different

// These options can be provided separately as readableXXX and writableXXX.
if (typeof isDuplex !== 'boolean') isDuplex = stream instanceof Duplex;
// object stream flag. Used to make read(n) ignore n and to
if (typeof isDuplex !== 'boolean') isDuplex = stream instanceof Duplex; // object stream flag. Used to make read(n) ignore n and to
// make all the buffer merging and length checks go away
this.objectMode = !!options.objectMode;
if (isDuplex) this.objectMode = this.objectMode || !!options.readableObjectMode;
// the point at which it stops calling _read() to fill the buffer
if (isDuplex) this.objectMode = this.objectMode || !!options.readableObjectMode; // the point at which it stops calling _read() to fill the buffer
// Note: 0 is a valid value, means "don't call _read preemptively ever"
this.highWaterMark = getHighWaterMark(this, options, 'readableHighWaterMark', isDuplex);
// A linked list is used to store data chunks instead of an array because the
this.highWaterMark = getHighWaterMark(this, options, 'readableHighWaterMark', isDuplex); // A linked list is used to store data chunks instead of an array because the
// linked list can remove elements from the beginning faster than
// array.shift()
this.buffer = new BufferList();

@@ -140,36 +141,29 @@ this.length = 0;

this.endEmitted = false;
this.reading = false;
// a flag to be able to tell if the event 'readable'/'data' is emitted
this.reading = false; // a flag to be able to tell if the event 'readable'/'data' is emitted
// immediately, or on a later tick. We set this to true at first, because
// any actions that shouldn't happen until "later" should generally also
// not happen before the first read call.
this.sync = true;
// whenever we return null, then we set a flag to say
this.sync = true; // whenever we return null, then we set a flag to say
// that we're awaiting a 'readable' event emission.
this.needReadable = false;
this.emittedReadable = false;
this.readableListening = false;
this.resumeScheduled = false;
this.resumeScheduled = false; // Should close be emitted on destroy. Defaults to true.
// Should close be emitted on destroy. Defaults to true.
this.emitClose = options.emitClose !== false;
this.emitClose = options.emitClose !== false; // has it been destroyed
// has it been destroyed
this.destroyed = false;
// Crypto is kind of old and crusty. Historically, its default string
this.destroyed = false; // Crypto is kind of old and crusty. Historically, its default string
// encoding is 'binary' so we have to make this configurable.
// Everything else in the universe uses 'utf8', though.
this.defaultEncoding = options.defaultEncoding || 'utf8';
// the number of writers that are awaiting a drain event in .pipe()s
this.awaitDrain = 0;
this.defaultEncoding = options.defaultEncoding || 'utf8'; // the number of writers that are awaiting a drain event in .pipe()s
// if true, a maybeReadMore has been scheduled
this.awaitDrain = 0; // if true, a maybeReadMore has been scheduled
this.readingMore = false;
this.decoder = null;
this.encoding = null;
if (options.encoding) {

@@ -184,12 +178,8 @@ if (!StringDecoder) StringDecoder = require('string_decoder/').StringDecoder;

Duplex = Duplex || require('./_stream_duplex');
if (!(this instanceof Readable)) return new Readable(options); // Checking for a Stream.Duplex instance is faster here instead of inside
// the ReadableState constructor, at least with V8 6.5
if (!(this instanceof Readable)) return new Readable(options);
// Checking for a Stream.Duplex instance is faster here instead of inside
// the ReadableState constructor, at least with V8 6.5
var isDuplex = this instanceof Duplex;
this._readableState = new ReadableState(options, this, isDuplex); // legacy
this._readableState = new ReadableState(options, this, isDuplex);
// legacy
this.readable = true;

@@ -199,3 +189,2 @@

if (typeof options.read === 'function') this._read = options.read;
if (typeof options.destroy === 'function') this._destroy = options.destroy;

@@ -216,2 +205,3 @@ }

}
return this._readableState.destroyed;

@@ -224,20 +214,20 @@ },

return;
}
} // backward compatibility, the user is explicitly
// managing destroyed
// backward compatibility, the user is explicitly
// managing destroyed
this._readableState.destroyed = value;
}
});
Readable.prototype.destroy = destroyImpl.destroy;
Readable.prototype._undestroy = destroyImpl.undestroy;
Readable.prototype._destroy = function (err, cb) {
cb(err);
};
// Manually shove something into the read() buffer.
}; // Manually shove something into the read() buffer.
// This returns true if the highWaterMark has not been hit yet,
// similar to how Writable.write() returns true if you should
// write() some more.
Readable.prototype.push = function (chunk, encoding) {

@@ -250,2 +240,3 @@ var state = this._readableState;

encoding = encoding || state.defaultEncoding;
if (encoding !== state.encoding) {

@@ -255,2 +246,3 @@ chunk = Buffer.from(chunk, encoding);

}
skipChunkCheck = true;

@@ -263,5 +255,5 @@ }

return readableAddChunk(this, chunk, encoding, false, skipChunkCheck);
};
}; // Unshift should *always* be something directly out of read()
// Unshift should *always* be something directly out of read()
Readable.prototype.unshift = function (chunk) {

@@ -274,2 +266,3 @@ return readableAddChunk(this, chunk, null, true, false);

var state = stream._readableState;
if (chunk === null) {

@@ -281,2 +274,3 @@ state.reading = false;

if (!skipChunkCheck) er = chunkInvalid(state, chunk);
if (er) {

@@ -297,2 +291,3 @@ stream.emit('error', er);

state.reading = false;
if (state.decoder && !encoding) {

@@ -309,7 +304,7 @@ chunk = state.decoder.write(chunk);

}
}
// We can push more data if we are below the highWaterMark.
} // We can push more data if we are below the highWaterMark.
// Also, if we have no data yet, we can stand some more bytes.
// This is to work around cases where hwm=0, such as the repl.
return !state.ended && (state.length < state.highWaterMark || state.length === 0);

@@ -326,5 +321,5 @@ }

if (addToFront) state.buffer.unshift(chunk);else state.buffer.push(chunk);
if (state.needReadable) emitReadable(stream);
}
maybeReadMore(stream, state);

@@ -335,5 +330,7 @@ }

var er;
if (!_isUint8Array(chunk) && typeof chunk !== 'string' && chunk !== undefined && !state.objectMode) {
er = new ERR_INVALID_ARG_TYPE('chunk', ['string', 'Buffer', 'Uint8Array'], chunk);
}
return er;

@@ -344,15 +341,16 @@ }

return this._readableState.flowing === false;
};
}; // backwards compatibility.
// backwards compatibility.
Readable.prototype.setEncoding = function (enc) {
if (!StringDecoder) StringDecoder = require('string_decoder/').StringDecoder;
this._readableState.decoder = new StringDecoder(enc);
// if setEncoding(null), decoder.encoding equals utf8
this._readableState.decoder = new StringDecoder(enc); // if setEncoding(null), decoder.encoding equals utf8
this._readableState.encoding = this._readableState.decoder.encoding;
return this;
};
}; // Don't raise the hwm > 8MB
// Don't raise the hwm > 8MB
var MAX_HWM = 0x800000;
function computeNewHighWaterMark(n) {

@@ -372,18 +370,21 @@ if (n >= MAX_HWM) {

}
return n;
}
} // This function is designed to be inlinable, so please take care when making
// changes to the function body.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function howMuchToRead(n, state) {
if (n <= 0 || state.length === 0 && state.ended) return 0;
if (state.objectMode) return 1;
if (n !== n) {
// Only flow one buffer at a time
if (state.flowing && state.length) return state.buffer.head.data.length;else return state.length;
}
// If we're asking for more than the current hwm, then raise the hwm.
} // If we're asking for more than the current hwm, then raise the hwm.
if (n > state.highWaterMark) state.highWaterMark = computeNewHighWaterMark(n);
if (n <= state.length) return n;
// Don't have enough
if (n <= state.length) return n; // Don't have enough
if (!state.ended) {

@@ -393,6 +394,7 @@ state.needReadable = true;

}
return state.length;
}
} // you can override either this method, or the async _read(n) below.
// you can override either this method, or the async _read(n) below.
Readable.prototype.read = function (n) {

@@ -403,8 +405,6 @@ debug('read', n);

var nOrig = n;
if (n !== 0) state.emittedReadable = false;
// if we're doing read(0) to trigger a readable event, but we
if (n !== 0) state.emittedReadable = false; // if we're doing read(0) to trigger a readable event, but we
// already have a bunch of data in the buffer, then just trigger
// the 'readable' event and move on.
if (n === 0 && state.needReadable && ((state.highWaterMark !== 0 ? state.length >= state.highWaterMark : state.length > 0) || state.ended)) {

@@ -416,11 +416,8 @@ debug('read: emitReadable', state.length, state.ended);

n = howMuchToRead(n, state);
n = howMuchToRead(n, state); // if we've ended, and we're now clear, then finish it up.
// if we've ended, and we're now clear, then finish it up.
if (n === 0 && state.ended) {
if (state.length === 0) endReadable(this);
return null;
}
// All the actual chunk generation logic needs to be
} // All the actual chunk generation logic needs to be
// *below* the call to _read. The reason is that in certain

@@ -446,15 +443,15 @@ // synthetic stream cases, such as passthrough streams, _read

// 3. Actually pull the requested chunks out of the buffer and return.
// if we need a readable event, then we need to do some reading.
// if we need a readable event, then we need to do some reading.
var doRead = state.needReadable;
debug('need readable', doRead);
debug('need readable', doRead); // if we currently have less than the highWaterMark, then also read some
// if we currently have less than the highWaterMark, then also read some
if (state.length === 0 || state.length - n < state.highWaterMark) {
doRead = true;
debug('length less than watermark', doRead);
}
} // however, if we've ended, then there's no point, and if we're already
// reading, then it's unnecessary.
// however, if we've ended, then there's no point, and if we're already
// reading, then it's unnecessary.
if (state.ended || state.reading) {

@@ -466,10 +463,11 @@ doRead = false;

state.reading = true;
state.sync = true;
// if the length is currently zero, then we *need* a readable event.
if (state.length === 0) state.needReadable = true;
// call internal read method
state.sync = true; // if the length is currently zero, then we *need* a readable event.
if (state.length === 0) state.needReadable = true; // call internal read method
this._read(state.highWaterMark);
state.sync = false;
// If _read pushed data synchronously, then `reading` will be false,
state.sync = false; // If _read pushed data synchronously, then `reading` will be false,
// and we need to re-evaluate how much data we can return to the user.
if (!state.reading) n = howMuchToRead(nOrig, state);

@@ -492,5 +490,4 @@ }

// as soon as we *do* get something into the buffer.
if (!state.ended) state.needReadable = true;
if (!state.ended) state.needReadable = true; // If we tried to read() past the EOF, then emit end on the next tick.
// If we tried to read() past the EOF, then emit end on the next tick.
if (nOrig !== n && state.ended) endReadable(this);

@@ -500,3 +497,2 @@ }

if (ret !== null) this.emit('data', ret);
return ret;

@@ -507,4 +503,6 @@ };

if (state.ended) return;
if (state.decoder) {
var chunk = state.decoder.end();
if (chunk && chunk.length) {

@@ -515,2 +513,3 @@ state.buffer.push(chunk);

}
state.ended = true;

@@ -526,2 +525,3 @@

state.needReadable = false;
if (!state.emittedReadable) {

@@ -532,10 +532,11 @@ state.emittedReadable = true;

}
}
// Don't emit readable right away in sync mode, because this can trigger
} // Don't emit readable right away in sync mode, because this can trigger
// another read() call => stack overflow. This way, it might trigger
// a nextTick recursion warning, but that's not so bad.
function emitReadable(stream) {
var state = stream._readableState;
state.needReadable = false;
if (!state.emittedReadable) {

@@ -551,7 +552,6 @@ debug('emitReadable', state.flowing);

debug('emitReadable_', state.destroyed, state.length, state.ended);
if (!state.destroyed && (state.length || state.ended)) {
stream.emit('readable');
}
// The stream needs another readable event if
} // The stream needs another readable event if
// 1. It is not flowing, as the flow mechanism will take

@@ -562,7 +562,7 @@ // care of it.

// another readable later.
state.needReadable = !state.flowing && !state.ended && state.length <= state.highWaterMark;
flow(stream);
}
// at this point, the user has presumably seen the 'readable' event,
} // at this point, the user has presumably seen the 'readable' event,
// and called read() to consume some data. that may have triggered

@@ -573,2 +573,4 @@ // in turn another _read(n) call, in which case reading = true if

// then go ahead and try to read some more preemptively.
function maybeReadMore(stream, state) {

@@ -583,16 +585,17 @@ if (!state.readingMore) {

var len = state.length;
while (!state.reading && !state.ended && state.length < state.highWaterMark) {
debug('maybeReadMore read 0');
stream.read(0);
if (len === state.length)
// didn't get any data, stop spinning.
if (len === state.length) // didn't get any data, stop spinning.
break;else len = state.length;
}
state.readingMore = false;
}
// abstract method. to be overridden in specific implementation classes.
} // abstract method. to be overridden in specific implementation classes.
// call cb(er, data) where data is <= n in length.
// for virtual (non-string, non-buffer) streams, "length" is somewhat
// arbitrary, and perhaps not very meaningful.
Readable.prototype._read = function (n) {

@@ -610,5 +613,7 @@ this.emit('error', new ERR_METHOD_NOT_IMPLEMENTED('_read()'));

break;
case 1:
state.pipes = [state.pipes, dest];
break;
default:

@@ -618,13 +623,13 @@ state.pipes.push(dest);

}
state.pipesCount += 1;
debug('pipe count=%d opts=%j', state.pipesCount, pipeOpts);
var doEnd = (!pipeOpts || pipeOpts.end !== false) && dest !== process.stdout && dest !== process.stderr;
var endFn = doEnd ? onend : unpipe;
if (state.endEmitted) process.nextTick(endFn);else src.once('end', endFn);
dest.on('unpipe', onunpipe);
dest.on('unpipe', onunpipe);
function onunpipe(readable, unpipeInfo) {
debug('onunpipe');
if (readable === src) {

@@ -641,15 +646,15 @@ if (unpipeInfo && unpipeInfo.hasUnpiped === false) {

dest.end();
}
// when the dest drains, it reduces the awaitDrain counter
} // when the dest drains, it reduces the awaitDrain counter
// on the source. This would be more elegant with a .once()
// handler in flow(), but adding and removing repeatedly is
// too slow.
var ondrain = pipeOnDrain(src);
dest.on('drain', ondrain);
var cleanedUp = false;
var cleanedUp = false;
function cleanup() {
debug('cleanup');
// cleanup event handlers once the pipe is broken
debug('cleanup'); // cleanup event handlers once the pipe is broken
dest.removeListener('close', onclose);

@@ -663,6 +668,3 @@ dest.removeListener('finish', onfinish);

src.removeListener('data', ondata);
cleanedUp = true;
// if the reader is waiting for a drain event from this
cleanedUp = true; // if the reader is waiting for a drain event from this
// specific writer, then it would cause it to never start

@@ -672,2 +674,3 @@ // flowing again.

// If we don't know, then assume that we are waiting for one.
if (state.awaitDrain && (!dest._writableState || dest._writableState.needDrain)) ondrain();

@@ -677,2 +680,3 @@ }

src.on('data', ondata);
function ondata(chunk) {

@@ -682,2 +686,3 @@ debug('ondata');

debug('dest.write', ret);
if (ret === false) {

@@ -692,8 +697,9 @@ // If the user unpiped during `dest.write()`, it is possible

}
src.pause();
}
}
} // if the dest has an error, then stop piping into it.
// however, don't suppress the throwing behavior for this.
// if the dest has an error, then stop piping into it.
// however, don't suppress the throwing behavior for this.
function onerror(er) {

@@ -704,8 +710,7 @@ debug('onerror', er);

if (EElistenerCount(dest, 'error') === 0) dest.emit('error', er);
}
} // Make sure our error handler is attached before userland ones.
// Make sure our error handler is attached before userland ones.
prependListener(dest, 'error', onerror);
// Both close and finish should trigger unpipe, but only once.
prependListener(dest, 'error', onerror); // Both close and finish should trigger unpipe, but only once.
function onclose() {

@@ -715,3 +720,5 @@ dest.removeListener('finish', onfinish);

}
dest.once('close', onclose);
function onfinish() {

@@ -722,2 +729,3 @@ debug('onfinish');

}
dest.once('finish', onfinish);

@@ -728,8 +736,7 @@

src.unpipe(dest);
}
} // tell the dest that it's being piped to
// tell the dest that it's being piped to
dest.emit('pipe', src);
// start the flow if it hasn't been started already.
dest.emit('pipe', src); // start the flow if it hasn't been started already.
if (!state.flowing) {

@@ -748,2 +755,3 @@ debug('pipe resume');

if (state.awaitDrain) state.awaitDrain--;
if (state.awaitDrain === 0 && EElistenerCount(src, 'data')) {

@@ -758,15 +766,13 @@ state.flowing = true;

var state = this._readableState;
var unpipeInfo = { hasUnpiped: false };
var unpipeInfo = {
hasUnpiped: false
}; // if we're not piping anywhere, then do nothing.
// if we're not piping anywhere, then do nothing.
if (state.pipesCount === 0) return this;
if (state.pipesCount === 0) return this; // just one destination. most common case.
// just one destination. most common case.
if (state.pipesCount === 1) {
// passed in one, but it's not the right one.
if (dest && dest !== state.pipes) return this;
if (!dest) dest = state.pipes; // got a match.
if (!dest) dest = state.pipes;
// got a match.
state.pipes = null;

@@ -777,5 +783,4 @@ state.pipesCount = 0;

return this;
}
} // slow case. multiple pipe destinations.
// slow case. multiple pipe destinations.

@@ -791,21 +796,22 @@ if (!dest) {

for (var i = 0; i < len; i++) {
dests[i].emit('unpipe', this, { hasUnpiped: false });
}return this;
}
dests[i].emit('unpipe', this, {
hasUnpiped: false
});
}
// try to find the right one.
return this;
} // try to find the right one.
var index = indexOf(state.pipes, dest);
if (index === -1) return this;
state.pipes.splice(index, 1);
state.pipesCount -= 1;
if (state.pipesCount === 1) state.pipes = state.pipes[0];
dest.emit('unpipe', this, unpipeInfo);
return this;
};
}; // set up data events if they are asked for
// Ensure readable listeners eventually get something
// set up data events if they are asked for
// Ensure readable listeners eventually get something
Readable.prototype.on = function (ev, fn) {

@@ -818,5 +824,4 @@ var res = Stream.prototype.on.call(this, ev, fn);

// a few lines down. This is needed to support once('readable').
state.readableListening = this.listenerCount('readable') > 0;
state.readableListening = this.listenerCount('readable') > 0; // Try start flowing on next tick if stream isn't explicitly paused
// Try start flowing on next tick if stream isn't explicitly paused
if (state.flowing !== false) this.resume();

@@ -829,2 +834,3 @@ } else if (ev === 'readable') {

debug('on readable', state.length, state.reading);
if (state.length) {

@@ -840,2 +846,3 @@ emitReadable(this);

};
Readable.prototype.addListener = Readable.prototype.on;

@@ -876,5 +883,4 @@

function updateReadableListening(self) {
self._readableState.readableListening = self.listenerCount('readable') > 0;
self._readableState.readableListening = self.listenerCount('readable') > 0; // crude way to check if we should resume
// crude way to check if we should resume
if (self.listenerCount('data') > 0) {

@@ -888,16 +894,18 @@ self.resume();

self.read(0);
}
} // pause() and resume() are remnants of the legacy readable stream API
// If the user uses them, then switch into old mode.
// pause() and resume() are remnants of the legacy readable stream API
// If the user uses them, then switch into old mode.
Readable.prototype.resume = function () {
var state = this._readableState;
if (!state.flowing) {
debug('resume');
// we flow only if there is no one listening
debug('resume'); // we flow only if there is no one listening
// for readable, but we still have to call
// resume()
state.flowing = !state.readableListening;
resume(this, state);
}
return this;

@@ -915,2 +923,3 @@ };

debug('resume', state.reading);
if (!state.reading) {

@@ -928,2 +937,3 @@ stream.read(0);

debug('call pause flowing=%j', this._readableState.flowing);
if (this._readableState.flowing !== false) {

@@ -934,2 +944,3 @@ debug('pause');

}
return this;

@@ -941,8 +952,11 @@ };

debug('flow', state.flowing);
while (state.flowing && stream.read() !== null) {}
}
// wrap an old-style stream as the async data source.
while (state.flowing && stream.read() !== null) {
;
}
} // wrap an old-style stream as the async data source.
// This is *not* part of the readable stream interface.
// It is an ugly unfortunate mess of history.
Readable.prototype.wrap = function (stream) {

@@ -953,5 +967,5 @@ var _this = this;

var paused = false;
stream.on('end', function () {
debug('wrapped end');
if (state.decoder && !state.ended) {

@@ -964,11 +978,10 @@ var chunk = state.decoder.end();

});
stream.on('data', function (chunk) {
debug('wrapped data');
if (state.decoder) chunk = state.decoder.write(chunk);
if (state.decoder) chunk = state.decoder.write(chunk); // don't skip over falsy values in objectMode
// don't skip over falsy values in objectMode
if (state.objectMode && (chunk === null || chunk === undefined)) return;else if (!state.objectMode && (!chunk || !chunk.length)) return;
var ret = _this.push(chunk);
if (!ret) {

@@ -978,6 +991,5 @@ paused = true;

}
});
}); // proxy all the other methods.
// important when wrapping filters and duplexes.
// proxy all the other methods.
// important when wrapping filters and duplexes.
for (var i in stream) {

@@ -991,13 +1003,14 @@ if (this[i] === undefined && typeof stream[i] === 'function') {

}
}
} // proxy certain important events.
// proxy certain important events.
for (var n = 0; n < kProxyEvents.length; n++) {
stream.on(kProxyEvents[n], this.emit.bind(this, kProxyEvents[n]));
}
} // when we try to consume some more bytes, simply unpause the
// underlying stream.
// when we try to consume some more bytes, simply unpause the
// underlying stream.
this._read = function (n) {
debug('wrapped _read', n);
if (paused) {

@@ -1015,4 +1028,8 @@ paused = false;

emitExperimentalWarning('Readable[Symbol.asyncIterator]');
if (ReadableAsyncIterator === undefined) ReadableAsyncIterator = require('./internal/streams/async_iterator');
return new ReadableAsyncIterator(this);
if (createReadableStreamAsyncIterator === undefined) {
createReadableStreamAsyncIterator = require('./internal/streams/async_iterator');
}
return createReadableStreamAsyncIterator(this);
};

@@ -1030,3 +1047,2 @@ }

});
Object.defineProperty(Readable.prototype, 'readableBuffer', {

@@ -1041,3 +1057,2 @@ // making it explicit this property is not enumerable

});
Object.defineProperty(Readable.prototype, 'readableFlowing', {

@@ -1056,7 +1071,5 @@ // making it explicit this property is not enumerable

}
});
}); // exposed for testing purposes only.
// exposed for testing purposes only.
Readable._fromList = fromList;
Object.defineProperty(Readable.prototype, 'readableLength', {

@@ -1070,12 +1083,10 @@ // making it explicit this property is not enumerable

}
});
// Pluck off n bytes from an array of buffers.
}); // Pluck off n bytes from an array of buffers.
// Length is the combined lengths of all the buffers in the list.
// This function is designed to be inlinable, so please take care when making
// changes to the function body.
function fromList(n, state) {
// nothing buffered
if (state.length === 0) return null;
var ret;

@@ -1090,3 +1101,2 @@ if (state.objectMode) ret = state.buffer.shift();else if (!n || n >= state.length) {

}
return ret;

@@ -1097,4 +1107,4 @@ }

var state = stream._readableState;
debug('endReadable', state.endEmitted);
debug('endReadable', state.endEmitted);
if (!state.endEmitted) {

@@ -1107,5 +1117,4 @@ state.ended = true;

function endReadableNT(state, stream) {
debug('endReadableNT', state.endEmitted, state.length);
debug('endReadableNT', state.endEmitted, state.length); // Check that we didn't get one last unshift.
// Check that we didn't get one last unshift.
if (!state.endEmitted && state.length === 0) {

@@ -1122,3 +1131,4 @@ state.endEmitted = true;

}
return -1;
}

43

lib/_stream_transform.js

@@ -21,3 +21,2 @@ // Copyright Joyent, Inc. and other Node contributors.

// USE OR OTHER DEALINGS IN THE SOFTWARE.
// a transform stream is a readable/writable stream where you do

@@ -64,3 +63,2 @@ // something with the data. Sometimes it's called a "filter",

// the results of the previous transformed chunk were consumed.
'use strict';

@@ -83,3 +81,2 @@

ts.transforming = false;
var cb = ts.writecb;

@@ -93,10 +90,8 @@

ts.writecb = null;
if (data != null) // single equals check for both `null` and `undefined`
this.push(data);
cb(er);
var rs = this._readableState;
rs.reading = false;
if (rs.needReadable || rs.length < rs.highWaterMark) {

@@ -109,5 +104,3 @@ this._read(rs.highWaterMark);

if (!(this instanceof Transform)) return new Transform(options);
Duplex.call(this, options);
this._transformState = {

@@ -120,10 +113,8 @@ afterTransform: afterTransform.bind(this),

writeencoding: null
};
}; // start out asking for a readable event once data is transformed.
// start out asking for a readable event once data is transformed.
this._readableState.needReadable = true;
// we have implemented the _read method, and done the other things
this._readableState.needReadable = true; // we have implemented the _read method, and done the other things
// that Readable wants before the first _read call, so unset the
// sync guard flag.
this._readableState.sync = false;

@@ -133,7 +124,6 @@

if (typeof options.transform === 'function') this._transform = options.transform;
if (typeof options.flush === 'function') this._flush = options.flush;
}
} // When the writable side finishes, then flush out anything remaining.
// When the writable side finishes, then flush out anything remaining.
this.on('prefinish', prefinish);

@@ -157,5 +147,3 @@ }

return Duplex.prototype.push.call(this, chunk, encoding);
};
// This is the part where you do stuff!
}; // This is the part where you do stuff!
// override this function in implementation classes.

@@ -170,2 +158,4 @@ // 'chunk' is an input chunk.

// never call cb(), then you'll never get another chunk.
Transform.prototype._transform = function (chunk, encoding, cb) {

@@ -180,2 +170,3 @@ cb(new ERR_METHOD_NOT_IMPLEMENTED('_transform()'));

ts.writeencoding = encoding;
if (!ts.transforming) {

@@ -185,7 +176,7 @@ var rs = this._readableState;

}
};
// Doesn't matter what the args are here.
}; // Doesn't matter what the args are here.
// _transform does all the work.
// That we got here means that the readable side wants more data.
Transform.prototype._read = function (n) {

@@ -196,2 +187,3 @@ var ts = this._transformState;

ts.transforming = true;
this._transform(ts.writechunk, ts.writeencoding, ts.afterTransform);

@@ -213,13 +205,10 @@ } else {

if (er) return stream.emit('error', er);
if (data != null) // single equals check for both `null` and `undefined`
stream.push(data);
// TODO(BridgeAR): Write a test for these two error cases
stream.push(data); // TODO(BridgeAR): Write a test for these two error cases
// if there's nothing in the write buffer, then that means
// that nothing more will ever be provided
if (stream._writableState.length) throw new ERR_TRANSFORM_WITH_LENGTH_0();
if (stream._transformState.transforming) throw new ERR_TRANSFORM_ALREADY_TRANSFORMING();
return stream.push(null);
}

238

lib/_stream_writable.js

@@ -21,12 +21,10 @@ // Copyright Joyent, Inc. and other Node contributors.

// USE OR OTHER DEALINGS IN THE SOFTWARE.
// A bit simpler than readable streams.
// Implement an async ._write(chunk, encoding, cb), and it'll handle all
// the drain event emission and buffering.
'use strict';
module.exports = Writable;
/* <replacement> */
/* <replacement> */
function WriteReq(chunk, encoding, cb) {

@@ -37,6 +35,6 @@ this.chunk = chunk;

this.next = null;
}
} // It seems a linked list but it is not
// there will be only 2 of these for each stream
// It seems a linked list but it is not
// there will be only 2 of these for each stream
function CorkedRequest(state) {

@@ -47,2 +45,3 @@ var _this = this;

this.entry = null;
this.finish = function () {

@@ -55,2 +54,4 @@ onCorkedFinish(_this, state);

/*<replacement>*/
var Duplex;

@@ -60,4 +61,4 @@ /*</replacement>*/

Writable.WritableState = WritableState;
/*<replacement>*/
/*<replacement>*/
var internalUtil = {

@@ -69,10 +70,15 @@ deprecate: require('util-deprecate')

/*<replacement>*/
var Stream = require('./internal/streams/stream');
/*</replacement>*/
var Buffer = require('buffer').Buffer;
var OurUint8Array = global.Uint8Array || function () {};
function _uint8ArrayToBuffer(chunk) {
return Buffer.from(chunk);
}
function _isUint8Array(obj) {

@@ -103,6 +109,3 @@ return Buffer.isBuffer(obj) || obj instanceof OurUint8Array;

Duplex = Duplex || require('./_stream_duplex');
options = options || {};
// Duplex streams are both readable and writable, but share
options = options || {}; // Duplex streams are both readable and writable, but share
// the same options object.

@@ -112,96 +115,75 @@ // However, some cases require setting options to different

// These options can be provided separately as readableXXX and writableXXX.
if (typeof isDuplex !== 'boolean') isDuplex = stream instanceof Duplex;
// object stream flag to indicate whether or not this stream
if (typeof isDuplex !== 'boolean') isDuplex = stream instanceof Duplex; // object stream flag to indicate whether or not this stream
// contains buffers or objects.
this.objectMode = !!options.objectMode;
if (isDuplex) this.objectMode = this.objectMode || !!options.writableObjectMode;
// the point at which write() starts returning false
if (isDuplex) this.objectMode = this.objectMode || !!options.writableObjectMode; // the point at which write() starts returning false
// Note: 0 is a valid value, means that we always return false if
// the entire buffer is not flushed immediately on write()
this.highWaterMark = getHighWaterMark(this, options, 'writableHighWaterMark', isDuplex);
// if _final has been called
this.finalCalled = false;
this.highWaterMark = getHighWaterMark(this, options, 'writableHighWaterMark', isDuplex); // if _final has been called
// drain event flag.
this.needDrain = false;
// at the start of calling end()
this.ending = false;
// when end() has been called, and returned
this.ended = false;
// when 'finish' is emitted
this.finished = false;
this.finalCalled = false; // drain event flag.
// has it been destroyed
this.destroyed = false;
this.needDrain = false; // at the start of calling end()
// should we decode strings into buffers before passing to _write?
this.ending = false; // when end() has been called, and returned
this.ended = false; // when 'finish' is emitted
this.finished = false; // has it been destroyed
this.destroyed = false; // should we decode strings into buffers before passing to _write?
// this is here so that some node-core streams can optimize string
// handling at a lower level.
var noDecode = options.decodeStrings === false;
this.decodeStrings = !noDecode;
// Crypto is kind of old and crusty. Historically, its default string
this.decodeStrings = !noDecode; // Crypto is kind of old and crusty. Historically, its default string
// encoding is 'binary' so we have to make this configurable.
// Everything else in the universe uses 'utf8', though.
this.defaultEncoding = options.defaultEncoding || 'utf8';
// not an actual buffer we keep track of, but a measurement
this.defaultEncoding = options.defaultEncoding || 'utf8'; // not an actual buffer we keep track of, but a measurement
// of how much we're waiting to get pushed to some underlying
// socket or file.
this.length = 0;
// a flag to see when we're in the middle of a write.
this.writing = false;
this.length = 0; // a flag to see when we're in the middle of a write.
// when true all writes will be buffered until .uncork() call
this.corked = 0;
this.writing = false; // when true all writes will be buffered until .uncork() call
// a flag to be able to tell if the onwrite cb is called immediately,
this.corked = 0; // a flag to be able to tell if the onwrite cb is called immediately,
// or on a later tick. We set this to true at first, because any
// actions that shouldn't happen until "later" should generally also
// not happen before the first write call.
this.sync = true;
// a flag to know if we're processing previously buffered items, which
this.sync = true; // a flag to know if we're processing previously buffered items, which
// may call the _write() callback in the same tick, so that we don't
// end up in an overlapped onwrite situation.
this.bufferProcessing = false;
// the callback that's passed to _write(chunk,cb)
this.bufferProcessing = false; // the callback that's passed to _write(chunk,cb)
this.onwrite = function (er) {
onwrite(stream, er);
};
}; // the callback that the user supplies to write(chunk,encoding,cb)
// the callback that the user supplies to write(chunk,encoding,cb)
this.writecb = null;
// the amount that is being written when _write is called.
this.writecb = null; // the amount that is being written when _write is called.
this.writelen = 0;
this.bufferedRequest = null;
this.lastBufferedRequest = null;
// number of pending user-supplied write callbacks
this.lastBufferedRequest = null; // number of pending user-supplied write callbacks
// this must be 0 before 'finish' can be emitted
this.pendingcb = 0;
// emit prefinish if the only thing we're waiting for is _write cbs
this.pendingcb = 0; // emit prefinish if the only thing we're waiting for is _write cbs
// This is relevant for synchronous Transform streams
this.prefinished = false;
// True if the error was already emitted and should not be thrown again
this.errorEmitted = false;
this.prefinished = false; // True if the error was already emitted and should not be thrown again
// Should close be emitted on destroy. Defaults to true.
this.emitClose = options.emitClose !== false;
this.errorEmitted = false; // Should close be emitted on destroy. Defaults to true.
// count buffered requests
this.bufferedRequestCount = 0;
this.emitClose = options.emitClose !== false; // count buffered requests
// allocate the first CorkedRequest, there is always
this.bufferedRequestCount = 0; // allocate the first CorkedRequest, there is always
// one allocated and free to use, and we maintain at most two
this.corkedRequestsFree = new CorkedRequest(this);

@@ -213,2 +195,3 @@ }

var out = [];
while (current) {

@@ -218,2 +201,3 @@ out.push(current);

}
return out;

@@ -230,7 +214,8 @@ };

} catch (_) {}
})();
})(); // Test _writableState for inheritance to account for Duplex streams,
// whose prototype chain only points to Readable.
// Test _writableState for inheritance to account for Duplex streams,
// whose prototype chain only points to Readable.
var realHasInstance;
if (typeof Symbol === 'function' && Symbol.hasInstance && typeof Function.prototype[Symbol.hasInstance] === 'function') {

@@ -242,3 +227,2 @@ realHasInstance = Function.prototype[Symbol.hasInstance];

if (this !== Writable) return false;
return object && object._writableState instanceof WritableState;

@@ -254,21 +238,15 @@ }

function Writable(options) {
Duplex = Duplex || require('./_stream_duplex');
// Writable ctor is applied to Duplexes, too.
Duplex = Duplex || require('./_stream_duplex'); // Writable ctor is applied to Duplexes, too.
// `realHasInstance` is necessary because using plain `instanceof`
// would return false, as no `_writableState` property is attached.
// Trying to use the custom `instanceof` for Writable here will also break the
// Node.js LazyTransform implementation, which has a non-trivial getter for
// `_writableState` that would lead to infinite recursion.
// Checking for a Stream.Duplex instance is faster here instead of inside
// the WritableState constructor, at least with V8 6.5
var isDuplex = this instanceof Duplex;
if (!isDuplex && !realHasInstance.call(Writable, this)) return new Writable(options);
this._writableState = new WritableState(options, this, isDuplex); // legacy.
this._writableState = new WritableState(options, this, isDuplex);
// legacy.
this.writable = true;

@@ -278,7 +256,4 @@

if (typeof options.write === 'function') this._write = options.write;
if (typeof options.writev === 'function') this._writev = options.writev;
if (typeof options.destroy === 'function') this._destroy = options.destroy;
if (typeof options.final === 'function') this._final = options.final;

@@ -288,5 +263,5 @@ }

Stream.call(this);
}
} // Otherwise people can pipe Writable streams, which is just wrong.
// Otherwise people can pipe Writable streams, which is just wrong.
Writable.prototype.pipe = function () {

@@ -297,11 +272,11 @@ this.emit('error', new ERR_STREAM_CANNOT_PIPE());

function writeAfterEnd(stream, cb) {
var er = new ERR_STREAM_WRITE_AFTER_END();
// TODO: defer error events consistently everywhere, not just the cb
var er = new ERR_STREAM_WRITE_AFTER_END(); // TODO: defer error events consistently everywhere, not just the cb
stream.emit('error', er);
process.nextTick(cb, er);
}
// Checks that a user-supplied chunk is valid, especially for the particular
} // Checks that a user-supplied chunk is valid, especially for the particular
// mode the stream is in. Currently this means that `null` is never accepted
// and undefined/non-string values are only allowed in object mode.
function validChunk(stream, state, chunk, cb) {

@@ -315,2 +290,3 @@ var er;

}
if (er) {

@@ -321,2 +297,3 @@ stream.emit('error', er);

}
return true;

@@ -328,2 +305,3 @@ }

var ret = false;
var isBuf = !state.objectMode && _isUint8Array(chunk);

@@ -341,5 +319,3 @@

if (isBuf) encoding = 'buffer';else if (!encoding) encoding = state.defaultEncoding;
if (typeof cb !== 'function') cb = nop;
if (state.ending) writeAfterEnd(this, cb);else if (isBuf || validChunk(this, state, chunk, cb)) {

@@ -349,3 +325,2 @@ state.pendingcb++;

}
return ret;

@@ -363,3 +338,2 @@ };

state.corked--;
if (!state.writing && !state.corked && !state.bufferProcessing && state.bufferedRequest) clearBuffer(this, state);

@@ -391,2 +365,3 @@ }

}
return chunk;

@@ -403,10 +378,10 @@ }

}
});
// if we're already writing something, then just put this
}); // if we're already writing something, then just put this
// in the queue, and wait our turn. Otherwise, call _write
// If we return false, then we need a drain event, so set that flag.
function writeOrBuffer(stream, state, isBuf, chunk, encoding, cb) {
if (!isBuf) {
var newChunk = decodeChunk(state, chunk, encoding);
if (chunk !== newChunk) {

@@ -418,8 +393,7 @@ isBuf = true;

}
var len = state.objectMode ? 1 : chunk.length;
state.length += len;
var ret = state.length < state.highWaterMark; // we must ensure that previous needDrain will not be reset to false.
var ret = state.length < state.highWaterMark;
// we must ensure that previous needDrain will not be reset to false.
if (!ret) state.needDrain = true;

@@ -436,2 +410,3 @@

};
if (last) {

@@ -442,2 +417,3 @@ last.next = state.lastBufferedRequest;

}
state.bufferedRequestCount += 1;

@@ -466,5 +442,5 @@ } else {

// to avoid piling up things on the stack
process.nextTick(cb, er);
// this can emit finish, and it will always happen
process.nextTick(cb, er); // this can emit finish, and it will always happen
// after error
process.nextTick(finishMaybe, stream, state);

@@ -478,5 +454,5 @@ stream._writableState.errorEmitted = true;

stream._writableState.errorEmitted = true;
stream.emit('error', er);
// this can emit finish, but finish must
stream.emit('error', er); // this can emit finish, but finish must
// always follow error
finishMaybe(stream, state);

@@ -497,7 +473,4 @@ }

var cb = state.writecb;
if (typeof cb !== 'function') throw new ERR_MULTIPLE_CALLBACK();
onwriteStateUpdate(state);
if (er) onwriteError(stream, state, sync, er, cb);else {

@@ -524,7 +497,7 @@ // Check if we're actually ready to finish, but don't emit yet

finishMaybe(stream, state);
}
// Must force callback to be called on nextTick, so that we don't
} // Must force callback to be called on nextTick, so that we don't
// emit 'drain' before the write() consumer gets the 'false' return
// value, and has a chance to attach a 'drain' listener.
function onwriteDrain(stream, state) {

@@ -535,5 +508,5 @@ if (state.length === 0 && state.needDrain) {

}
}
} // if there's something in the buffer waiting, then process it
// if there's something in the buffer waiting, then process it
function clearBuffer(stream, state) {

@@ -549,5 +522,5 @@ state.bufferProcessing = true;

holder.entry = entry;
var count = 0;
var allBuffers = true;
while (entry) {

@@ -559,10 +532,10 @@ buffer[count] = entry;

}
buffer.allBuffers = allBuffers;
doWrite(stream, state, true, state.length, buffer, '', holder.finish); // doWrite is almost always async, defer these to save a bit of time
// as the hot path ends with doWrite
doWrite(stream, state, true, state.length, buffer, '', holder.finish);
// doWrite is almost always async, defer these to save a bit of time
// as the hot path ends with doWrite
state.pendingcb++;
state.lastBufferedRequest = null;
if (holder.next) {

@@ -574,2 +547,3 @@ state.corkedRequestsFree = holder.next;

}
state.bufferedRequestCount = 0;

@@ -583,10 +557,9 @@ } else {

var len = state.objectMode ? 1 : chunk.length;
doWrite(stream, state, false, len, chunk, encoding, cb);
entry = entry.next;
state.bufferedRequestCount--;
// if we didn't call the onwrite immediately, then
state.bufferedRequestCount--; // if we didn't call the onwrite immediately, then
// it means that we need to wait until it does.
// also, that means that the chunk and cb are currently
// being processed, so move the buffer counter past them.
if (state.writing) {

@@ -622,13 +595,11 @@ break;

if (chunk !== null && chunk !== undefined) this.write(chunk, encoding);
if (chunk !== null && chunk !== undefined) this.write(chunk, encoding); // .end() fully uncorks
// .end() fully uncorks
if (state.corked) {
state.corked = 1;
this.uncork();
}
} // ignore unnecessary end() calls.
// ignore unnecessary end() calls.
if (!state.ending) endWritable(this, state, cb);
return this;

@@ -650,8 +621,11 @@ };

}
function callFinal(stream, state) {
stream._final(function (err) {
state.pendingcb--;
if (err) {
stream.emit('error', err);
}
state.prefinished = true;

@@ -662,2 +636,3 @@ stream.emit('prefinish');

}
function prefinish(stream, state) {

@@ -678,4 +653,6 @@ if (!state.prefinished && !state.finalCalled) {

var need = needFinish(state);
if (need) {
prefinish(stream, state);
if (state.pendingcb === 0) {

@@ -686,2 +663,3 @@ state.finished = true;

}
return need;

@@ -693,5 +671,7 @@ }

finishMaybe(stream, state);
if (cb) {
if (state.finished) process.nextTick(cb);else stream.once('finish', cb);
}
state.ended = true;

@@ -704,2 +684,3 @@ stream.writable = false;

corkReq.entry = null;
while (entry) {

@@ -710,5 +691,5 @@ var cb = entry.callback;

entry = entry.next;
}
} // reuse the free corkReq.
// reuse the free corkReq.
state.corkedRequestsFree.next = corkReq;

@@ -726,2 +707,3 @@ }

}
return this._writableState.destroyed;

@@ -734,14 +716,14 @@ },

return;
}
} // backward compatibility, the user is explicitly
// managing destroyed
// backward compatibility, the user is explicitly
// managing destroyed
this._writableState.destroyed = value;
}
});
Writable.prototype.destroy = destroyImpl.destroy;
Writable.prototype._undestroy = destroyImpl.undestroy;
Writable.prototype._destroy = function (err, cb) {
cb(err);
};

222

lib/internal/streams/async_iterator.js
'use strict';
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _Object$setPrototypeO;
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
var finished = require('./end-of-stream');
var kLastResolve = Symbol('lastResolve');

@@ -15,16 +17,17 @@ var kLastReject = Symbol('lastReject');

var AsyncIteratorRecord = function AsyncIteratorRecord(value, done) {
_classCallCheck(this, AsyncIteratorRecord);
function createIterResult(value, done) {
return {
value: value,
done: done
};
}
this.done = done;
this.value = value;
};
function readAndResolve(iter) {
var resolve = iter[kLastResolve];
if (resolve !== null) {
var data = iter[kStream].read();
// we defer if data is null
var data = iter[kStream].read(); // we defer if data is null
// we can be expecting either 'end' or
// 'error'
if (data !== null) {

@@ -34,3 +37,3 @@ iter[kLastPromise] = null;

iter[kLastReject] = null;
resolve(new AsyncIteratorRecord(data, false));
resolve(createIterResult(data, false));
}

@@ -46,26 +49,2 @@ }

function onEnd(iter) {
var resolve = iter[kLastResolve];
if (resolve !== null) {
iter[kLastPromise] = null;
iter[kLastResolve] = null;
iter[kLastReject] = null;
resolve(new AsyncIteratorRecord(null, true));
}
iter[kEnded] = true;
}
function onError(iter, err) {
var reject = iter[kLastReject];
// reject if we are waiting for data in the Promise
// returned by next() and store the error
if (reject !== null) {
iter[kLastPromise] = null;
iter[kLastResolve] = null;
iter[kLastReject] = null;
reject(err);
}
iter[kError] = err;
}
function wrapForNext(lastPromise, iter) {

@@ -79,40 +58,15 @@ return function (resolve, reject) {

var ReadableAsyncIterator = function () {
function ReadableAsyncIterator(stream) {
var AsyncIteratorPrototype = Object.getPrototypeOf(function () {});
var ReadableStreamAsyncIteratorPrototype = Object.setPrototypeOf((_Object$setPrototypeO = {
get stream() {
return this[kStream];
},
next: function () {
var _this = this;
_classCallCheck(this, ReadableAsyncIterator);
this[kStream] = stream;
this[kLastResolve] = null;
this[kLastReject] = null;
this[kError] = null;
this[kEnded] = false;
this[kLastPromise] = null;
stream.on('readable', onReadable.bind(null, this));
stream.on('end', onEnd.bind(null, this));
stream.on('error', onError.bind(null, this));
// the function passed to new Promise
// is cached so we avoid allocating a new
// closure at every run
this[kHandlePromise] = function (resolve, reject) {
var data = _this[kStream].read();
if (data) {
_this[kLastPromise] = null;
_this[kLastResolve] = null;
_this[kLastReject] = null;
resolve(new AsyncIteratorRecord(data, false));
} else {
_this[kLastResolve] = resolve;
_this[kLastReject] = reject;
}
};
}
ReadableAsyncIterator.prototype.next = function next() {
// if we have detected an error in the meanwhile
// reject straight away
var error = this[kError];
if (error !== null) {

@@ -123,11 +77,27 @@ return Promise.reject(error);

if (this[kEnded]) {
return Promise.resolve(new AsyncIteratorRecord(null, true));
return Promise.resolve(createIterResult(null, true));
}
// if we have multiple next() calls
if (this[kStream].destroyed) {
// We need to defer via nextTick because if .destroy(err) is
// called, the error will be emitted via nextTick, and
// we cannot guarantee that there is no error lingering around
// waiting to be emitted.
return new Promise(function (resolve, reject) {
process.nextTick(function () {
if (_this[kError]) {
reject(_this[kError]);
} else {
resolve(createIterResult(null, true));
}
});
});
} // if we have multiple next() calls
// we will wait for the previous Promise to finish
// this logic is optimized to support for await loops,
// where next() is only called once at a time
var lastPromise = this[kLastPromise];
var promise = void 0;
var promise;

@@ -140,4 +110,5 @@ if (lastPromise) {

var data = this[kStream].read();
if (data !== null) {
return Promise.resolve(new AsyncIteratorRecord(data, false));
return Promise.resolve(createIterResult(data, false));
}

@@ -149,33 +120,92 @@

this[kLastPromise] = promise;
return promise;
};
}
}, _defineProperty(_Object$setPrototypeO, Symbol.asyncIterator, function () {
return this;
}), _defineProperty(_Object$setPrototypeO, "return", function () {
var _this2 = this;
ReadableAsyncIterator.prototype.return = function _return() {
var _this2 = this;
// destroy(err, cb) is a private API
// we can guarantee we have that here, because we control the
// Readable class this is attached to
return new Promise(function (resolve, reject) {
_this2[kStream].destroy(null, function (err) {
if (err) {
reject(err);
return;
}
// destroy(err, cb) is a private API
// we can guarantee we have that here, because we control the
// Readable class this is attached to
return new Promise(function (resolve, reject) {
_this2[kStream].destroy(null, function (err) {
if (err) {
reject(err);
return;
}
resolve(new AsyncIteratorRecord(null, true));
});
resolve(createIterResult(null, true));
});
};
});
}), _Object$setPrototypeO), AsyncIteratorPrototype);
_createClass(ReadableAsyncIterator, [{
key: 'stream',
get: function () {
return this[kStream];
var createReadableStreamAsyncIterator = function (stream) {
var _Object$create;
var iterator = Object.create(ReadableStreamAsyncIteratorPrototype, (_Object$create = {}, _defineProperty(_Object$create, kStream, {
value: stream,
writable: true
}), _defineProperty(_Object$create, kLastResolve, {
value: null,
writable: true
}), _defineProperty(_Object$create, kLastReject, {
value: null,
writable: true
}), _defineProperty(_Object$create, kError, {
value: null,
writable: true
}), _defineProperty(_Object$create, kEnded, {
value: stream._readableState.endEmitted,
writable: true
}), _defineProperty(_Object$create, kLastPromise, {
value: null,
writable: true
}), _defineProperty(_Object$create, kHandlePromise, {
value: function (resolve, reject) {
var data = iterator[kStream].read();
if (data) {
iterator[kLastPromise] = null;
iterator[kLastResolve] = null;
iterator[kLastReject] = null;
resolve(createIterResult(data, false));
} else {
iterator[kLastResolve] = resolve;
iterator[kLastReject] = reject;
}
},
writable: true
}), _Object$create));
finished(stream, function (err) {
if (err && err.code !== 'ERR_STREAM_PREMATURE_CLOSE') {
var reject = iterator[kLastReject]; // reject if we are waiting for data in the Promise
// returned by next() and store the error
if (reject !== null) {
iterator[kLastPromise] = null;
iterator[kLastResolve] = null;
iterator[kLastReject] = null;
reject(err);
}
iterator[kError] = err;
return;
}
}]);
return ReadableAsyncIterator;
}();
var resolve = iterator[kLastResolve];
module.exports = ReadableAsyncIterator;
if (resolve !== null) {
iterator[kLastPromise] = null;
iterator[kLastResolve] = null;
iterator[kLastReject] = null;
resolve(createIterResult(null, true));
}
iterator[kEnded] = true;
});
stream.on('readable', onReadable.bind(null, iterator));
return iterator;
};
module.exports = createReadableStreamAsyncIterator;

94

lib/internal/streams/buffer_list.js
'use strict';
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
var _require = require('buffer'),

@@ -11,3 +13,3 @@ Buffer = _require.Buffer;

var custom = inspect && custom || 'inspect';
var custom = inspect && inspect.custom || 'inspect';

@@ -18,6 +20,6 @@ function copyBuffer(src, target, offset) {

module.exports = function () {
module.exports =
/*#__PURE__*/
function () {
function BufferList() {
_classCallCheck(this, BufferList);
this.head = null;

@@ -28,4 +30,9 @@ this.tail = null;

BufferList.prototype.push = function push(v) {
var entry = { data: v, next: null };
var _proto = BufferList.prototype;
_proto.push = function push(v) {
var entry = {
data: v,
next: null
};
if (this.length > 0) this.tail.next = entry;else this.head = entry;

@@ -36,4 +43,7 @@ this.tail = entry;

BufferList.prototype.unshift = function unshift(v) {
var entry = { data: v, next: this.head };
_proto.unshift = function unshift(v) {
var entry = {
data: v,
next: this.head
};
if (this.length === 0) this.tail = entry;

@@ -44,3 +54,3 @@ this.head = entry;

BufferList.prototype.shift = function shift() {
_proto.shift = function shift() {
if (this.length === 0) return;

@@ -53,3 +63,3 @@ var ret = this.head.data;

BufferList.prototype.clear = function clear() {
_proto.clear = function clear() {
this.head = this.tail = null;

@@ -59,12 +69,15 @@ this.length = 0;

BufferList.prototype.join = function join(s) {
_proto.join = function join(s) {
if (this.length === 0) return '';
var p = this.head;
var ret = '' + p.data;
while (p = p.next) {
ret += s + p.data;
}return ret;
}
return ret;
};
BufferList.prototype.concat = function concat(n) {
_proto.concat = function concat(n) {
if (this.length === 0) return Buffer.alloc(0);

@@ -74,2 +87,3 @@ var ret = Buffer.allocUnsafe(n >>> 0);

var i = 0;
while (p) {

@@ -80,10 +94,10 @@ copyBuffer(p.data, ret, i);

}
return ret;
};
} // Consumes a specified amount of bytes or characters from the buffered data.
;
// Consumes a specified amount of bytes or characters from the buffered data.
_proto.consume = function consume(n, hasStrings) {
var ret;
BufferList.prototype.consume = function consume(n, hasStrings) {
var ret;
if (n < this.head.data.length) {

@@ -100,13 +114,12 @@ // `slice` is the same for buffers and strings.

}
return ret;
};
BufferList.prototype.first = function first() {
_proto.first = function first() {
return this.head.data;
};
} // Consumes a specified amount of characters from the buffered data.
;
// Consumes a specified amount of characters from the buffered data.
BufferList.prototype._getString = function _getString(n) {
_proto._getString = function _getString(n) {
var p = this.head;

@@ -116,2 +129,3 @@ var c = 1;

n -= ret.length;
while (p = p.next) {

@@ -122,2 +136,3 @@ var str = p.data;

n -= nb;
if (n === 0) {

@@ -131,14 +146,15 @@ if (nb === str.length) {

}
break;
}
++c;
}
this.length -= c;
return ret;
};
} // Consumes a specified amount of bytes from the buffered data.
;
// Consumes a specified amount of bytes from the buffered data.
BufferList.prototype._getBuffer = function _getBuffer(n) {
_proto._getBuffer = function _getBuffer(n) {
var ret = Buffer.allocUnsafe(n);

@@ -149,2 +165,3 @@ var p = this.head;

n -= p.data.length;
while (p = p.next) {

@@ -155,2 +172,3 @@ var buf = p.data;

n -= nb;
if (n === 0) {

@@ -164,13 +182,21 @@ if (nb === buf.length) {

}
break;
}
++c;
}
this.length -= c;
return ret;
};
} // Make sure the linked list only shows the minimal necessary information.
;
BufferList.prototype[custom] = function () {
var obj = inspect({ length: this.length });
return this.constructor.name + ' ' + obj;
_proto[custom] = function (_, options) {
return inspect(this, _objectSpread({}, options, {
// Only inspect one level.
depth: 0,
// It should not recurse.
customInspect: false
}));
};

@@ -177,0 +203,0 @@

15

lib/internal/streams/destroy.js

@@ -1,5 +0,3 @@

'use strict';
'use strict'; // undocumented cb() API, needed for core, not for public API
// undocumented cb() API, needed for core, not for public API
function destroy(err, cb) {

@@ -17,13 +15,13 @@ var _this = this;

}
return this;
}
// we set destroyed to true before firing error callbacks in order
} // we set destroyed to true before firing error callbacks in order
// to make it re-entrance safe in case destroy() is called within callbacks
if (this._readableState) {
this._readableState.destroyed = true;
}
} // if this is a duplex stream mark the writable part as destroyed as well
// if this is a duplex stream mark the writable part as destroyed as well
if (this._writableState) {

@@ -36,2 +34,3 @@ this._writableState.destroyed = true;

process.nextTick(emitErrorAndCloseNT, _this, err);
if (_this._writableState) {

@@ -38,0 +37,0 @@ _this._writableState.errorEmitted = true;

5

lib/internal/streams/end-of-stream.js
// Ported from https://github.com/mafintosh/end-of-stream with
// permission from the author, Mathias Buus (@mafintosh).
'use strict';

@@ -26,5 +25,3 @@

if (!opts) opts = {};
callback = once(callback || noop);
var ws = stream._writableState;

@@ -57,2 +54,3 @@ var rs = stream._readableState;

}
if (writable && !(ws && ws.ended)) {

@@ -81,3 +79,2 @@ return callback.call(stream, new ERR_STREAM_PREMATURE_CLOSE());

stream.on('close', onclose);
return function () {

@@ -84,0 +81,0 @@ stream.removeListener('complete', onfinish);

28

lib/internal/streams/pipeline.js
// Ported from https://github.com/mafintosh/pump with
// permission from the author, Mathias Buus (@mafintosh).
'use strict';
var eos = void 0;
var eos;
function once(callback) {
var called = false;return function () {
if (called) return;called = true;callback.apply(undefined, arguments);
var called = false;
return function () {
if (called) return;
called = true;
callback.apply(void 0, arguments);
};

@@ -29,3 +31,2 @@ }

callback = once(callback);
var closed = false;

@@ -35,5 +36,7 @@ stream.on('close', function () {

});
if (eos === undefined) eos = require('./end-of-stream');
eos(stream, { readable: reading, writable: writing }, function (err) {
eos(stream, {
readable: reading,
writable: writing
}, function (err) {
if (err) return callback(err);

@@ -43,3 +46,2 @@ closed = true;

});
var destroyed = false;

@@ -49,8 +51,6 @@ return function (err) {

if (destroyed) return;
destroyed = true;
destroyed = true; // request.destroy just do .end - .abort is what we want
// request.destroy just do .end - .abort is what we want
if (isRequest(stream)) return stream.abort();
if (typeof stream.destroy === 'function') return stream.destroy();
callback(err || new ERR_STREAM_DESTROYED('pipe'));

@@ -75,3 +75,3 @@ };

function pipeline() {
for (var _len = arguments.length, streams = Array(_len), _key = 0; _key < _len; _key++) {
for (var _len = arguments.length, streams = new Array(_len), _key = 0; _key < _len; _key++) {
streams[_key] = arguments[_key];

@@ -81,3 +81,2 @@ }

var callback = popCallback(streams);
if (Array.isArray(streams[0])) streams = streams[0];

@@ -89,3 +88,3 @@

var error = void 0;
var error;
var destroys = streams.map(function (stream, i) {

@@ -102,3 +101,2 @@ var reading = i < streams.length - 1;

});
return streams.reduce(pipe);

@@ -105,0 +103,0 @@ }

8

lib/internal/streams/state.js

@@ -11,11 +11,13 @@ 'use strict';

var hwm = highWaterMarkFrom(options, isDuplex, duplexKey);
if (hwm != null) {
if (!Number.isInteger(hwm) || hwm < 0) {
if (!(isFinite(hwm) && Math.floor(hwm) === hwm) || hwm < 0) {
var name = isDuplex ? duplexKey : 'highWaterMark';
throw new ERR_INVALID_OPT_VALUE(name, hwm);
}
return Math.floor(hwm);
}
} // Default value
// Default value
return state.objectMode ? 16 : 16 * 1024;

@@ -22,0 +24,0 @@ }

40

package.json
{
"name": "readable-stream",
"version": "3.0.6",
"version": "3.1.0",
"description": "Streams3, a user-land copy of the stream library from Node.js",

@@ -15,23 +15,23 @@ "main": "readable.js",

"devDependencies": {
"@babel/cli": "^7.2.0",
"@babel/core": "^7.2.0",
"@babel/plugin-proposal-async-generator-functions": "^7.2.0",
"@babel/plugin-proposal-object-rest-spread": "^7.2.0",
"@babel/plugin-proposal-optional-catch-binding": "^7.2.0",
"@babel/plugin-transform-arrow-functions": "^7.2.0",
"@babel/plugin-transform-async-to-generator": "^7.2.0",
"@babel/plugin-transform-block-scoping": "^7.2.0",
"@babel/plugin-transform-classes": "^7.2.2",
"@babel/plugin-transform-computed-properties": "^7.2.0",
"@babel/plugin-transform-destructuring": "^7.2.0",
"@babel/plugin-transform-for-of": "^7.2.0",
"@babel/plugin-transform-modules-commonjs": "^7.2.0",
"@babel/plugin-transform-shorthand-properties": "^7.2.0",
"@babel/plugin-transform-spread": "^7.2.0",
"@babel/plugin-transform-template-literals": "^7.2.0",
"@babel/polyfill": "^7.0.0",
"@babel/preset-env": "^7.2.0",
"airtap": "0.0.9",
"assert": "^1.4.0",
"babel-cli": "^6.26.0",
"babel-core": "^6.26.3",
"babel-plugin-transform-async-generator-functions": "^6.24.1",
"babel-plugin-transform-async-to-generator": "^6.24.1",
"babel-plugin-transform-es2015-arrow-functions": "^6.5.2",
"babel-plugin-transform-es2015-block-scoping": "^6.26.0",
"babel-plugin-transform-es2015-classes": "^6.24.1",
"babel-plugin-transform-es2015-computed-properties": "^6.24.1",
"babel-plugin-transform-es2015-destructuring": "^6.18.0",
"babel-plugin-transform-es2015-for-of": "^6.8.0",
"babel-plugin-transform-es2015-parameters": "^6.24.1",
"babel-plugin-transform-es2015-shorthand-properties": "^6.24.1",
"babel-plugin-transform-es2015-spread": "^6.22.0",
"babel-plugin-transform-es2015-template-literals": "^6.8.0",
"babel-plugin-transform-inline-imports-commonjs": "^1.2.0",
"babel-polyfill": "^6.9.1",
"babel-preset-env": "^1.7.0",
"bl": "^2.0.0",
"buffer": "^5.1.0",
"deep-strict-equal": "^0.2.0",

@@ -57,3 +57,3 @@ "glob": "^7.1.2",

"report": "nyc report --reporter=lcov",
"update-browser-errors": "babel --presets env -o errors-browser.js errors.js"
"update-browser-errors": "babel --presets @babel/env -o errors-browser.js errors.js"
},

@@ -60,0 +60,0 @@ "repository": {

2

README.md

@@ -18,3 +18,3 @@ # readable-stream

Full documentation may be found on the [Node.js website](https://nodejs.org/dist/v10.11.0/docs/api/stream.html).
Full documentation may be found on the [Node.js website](https://nodejs.org/dist/v10.14.2/docs/api/stream.html).

@@ -21,0 +21,0 @@ If you want to guarantee a stable streams base, regardless of what version of

.airtap.yml
.airtaprc
.travis.yml
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