deps: upgrade npm to 3.8.3

PR-URL: https://github.com/npm/node/pull/6
Reviewed-By: Evan Lucas <evanlucas@me.com>

1 files changed, 110 insertions, 205 deletions

diff --git a/deps/npm/node_modules/readable-stream/lib/_stream_readable.js b/deps/npm/node_modules/readable-stream/lib/_stream_readable.js
index 50852aee7e..54a9d5c553 100644
--- a/deps/npm/node_modules/readable-stream/lib/_stream_readable.js
+++ b/deps/npm/node_modules/readable-stream/lib/_stream_readable.js
@@ -6,12 +6,10 @@ module.exports = Readable;
 var processNextTick = require('process-nextick-args');
 /*</replacement>*/
 
-
 /*<replacement>*/
 var isArray = require('isarray');
 /*</replacement>*/
 
-
 /*<replacement>*/
 var Buffer = require('buffer').Buffer;
 /*</replacement>*/
@@ -21,21 +19,20 @@ Readable.ReadableState = ReadableState;
 var EE = require('events');
 
 /*<replacement>*/
-var EElistenerCount = function(emitter, type) {
+var EElistenerCount = function (emitter, type) {
   return emitter.listeners(type).length;
 };
 /*</replacement>*/
 
-
-
 /*<replacement>*/
 var Stream;
-(function (){try{
-  Stream = require('st' + 'ream');
-}catch(_){}finally{
-  if (!Stream)
-    Stream = require('events').EventEmitter;
-}}())
+(function () {
+  try {
+    Stream = require('st' + 'ream');
+  } catch (_) {} finally {
+    if (!Stream) Stream = require('events').EventEmitter;
+  }
+})();
 /*</replacement>*/
 
 var Buffer = require('buffer').Buffer;
@@ -45,11 +42,9 @@ var util = require('core-util-is');
 util.inherits = require('inherits');
 /*</replacement>*/
 
-
-
 /*<replacement>*/
 var debugUtil = require('util');
-var debug;
+var debug = undefined;
 if (debugUtil && debugUtil.debuglog) {
   debug = debugUtil.debuglog('stream');
 } else {
@@ -71,17 +66,16 @@ function ReadableState(options, stream) {
   // make all the buffer merging and length checks go away
   this.objectMode = !!options.objectMode;
 
-  if (stream instanceof Duplex)
-    this.objectMode = this.objectMode || !!options.readableObjectMode;
+  if (stream instanceof Duplex) 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"
   var hwm = options.highWaterMark;
   var defaultHwm = this.objectMode ? 16 : 16 * 1024;
-  this.highWaterMark = (hwm || hwm === 0) ? hwm : defaultHwm;
+  this.highWaterMark = hwm || hwm === 0 ? hwm : defaultHwm;
 
   // cast to ints.
-  this.highWaterMark = ~~this.highWaterMark;
+  this.highWaterMark = ~ ~this.highWaterMark;
 
   this.buffer = [];
   this.length = 0;
@@ -103,6 +97,7 @@ function ReadableState(options, stream) {
   this.needReadable = false;
   this.emittedReadable = false;
   this.readableListening = false;
+  this.resumeScheduled = false;
 
   // Crypto is kind of old and crusty.  Historically, its default string
   // encoding is 'binary' so we have to make this configurable.
@@ -122,8 +117,7 @@ function ReadableState(options, stream) {
   this.decoder = null;
   this.encoding = null;
   if (options.encoding) {
-    if (!StringDecoder)
-      StringDecoder = require('string_decoder/').StringDecoder;
+    if (!StringDecoder) StringDecoder = require('string_decoder/').StringDecoder;
     this.decoder = new StringDecoder(options.encoding);
     this.encoding = options.encoding;
   }
@@ -133,16 +127,14 @@ var Duplex;
 function Readable(options) {
   Duplex = Duplex || require('./_stream_duplex');
 
-  if (!(this instanceof Readable))
-    return new Readable(options);
+  if (!(this instanceof Readable)) return new Readable(options);
 
   this._readableState = new ReadableState(options, this);
 
   // legacy
   this.readable = true;
 
-  if (options && typeof options.read === 'function')
-    this._read = options.read;
+  if (options && typeof options.read === 'function') this._read = options.read;
 
   Stream.call(this);
 }
@@ -151,7 +143,7 @@ function Readable(options) {
 // 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) {
+Readable.prototype.push = function (chunk, encoding) {
   var state = this._readableState;
 
   if (!state.objectMode && typeof chunk === 'string') {
@@ -166,12 +158,12 @@ Readable.prototype.push = function(chunk, encoding) {
 };
 
 // Unshift should *always* be something directly out of read()
-Readable.prototype.unshift = function(chunk) {
+Readable.prototype.unshift = function (chunk) {
   var state = this._readableState;
   return readableAddChunk(this, state, chunk, '', true);
 };
 
-Readable.prototype.isPaused = function() {
+Readable.prototype.isPaused = function () {
   return this._readableState.flowing === false;
 };
 
@@ -190,26 +182,28 @@ function readableAddChunk(stream, state, chunk, encoding, addToFront) {
       var e = new Error('stream.unshift() after end event');
       stream.emit('error', e);
     } else {
-      if (state.decoder && !addToFront && !encoding)
+      var skipAdd;
+      if (state.decoder && !addToFront && !encoding) {
         chunk = state.decoder.write(chunk);
+        skipAdd = !state.objectMode && chunk.length === 0;
+      }
 
-      if (!addToFront)
-        state.reading = false;
-
-      // if we want the data now, just emit it.
-      if (state.flowing && state.length === 0 && !state.sync) {
-        stream.emit('data', chunk);
-        stream.read(0);
-      } else {
-        // update the buffer info.
-        state.length += state.objectMode ? 1 : chunk.length;
-        if (addToFront)
-          state.buffer.unshift(chunk);
-        else
-          state.buffer.push(chunk);
-
-        if (state.needReadable)
-          emitReadable(stream);
+      if (!addToFront) state.reading = false;
+
+      // Don't add to the buffer if we've decoded to an empty string chunk and
+      // we're not in object mode
+      if (!skipAdd) {
+        // if we want the data now, just emit it.
+        if (state.flowing && state.length === 0 && !state.sync) {
+          stream.emit('data', chunk);
+          stream.read(0);
+        } else {
+          // update the buffer info.
+          state.length += state.objectMode ? 1 : chunk.length;
+          if (addToFront) state.buffer.unshift(chunk);else state.buffer.push(chunk);
+
+          if (state.needReadable) emitReadable(stream);
+        }
       }
 
       maybeReadMore(stream, state);
@@ -221,7 +215,6 @@ function readableAddChunk(stream, state, chunk, encoding, addToFront) {
   return needMoreData(state);
 }
 
-
 // if it's past the high water mark, we can push in some more.
 // Also, if we have no data yet, we can stand some
 // more bytes.  This is to work around cases where hwm=0,
@@ -230,16 +223,12 @@ function readableAddChunk(stream, state, chunk, encoding, addToFront) {
 // needReadable was set, then we ought to push more, so that another
 // 'readable' event will be triggered.
 function needMoreData(state) {
-  return !state.ended &&
-         (state.needReadable ||
-          state.length < state.highWaterMark ||
-          state.length === 0);
+  return !state.ended && (state.needReadable || state.length < state.highWaterMark || state.length === 0);
 }
 
 // backwards compatibility.
-Readable.prototype.setEncoding = function(enc) {
-  if (!StringDecoder)
-    StringDecoder = require('string_decoder/').StringDecoder;
+Readable.prototype.setEncoding = function (enc) {
+  if (!StringDecoder) StringDecoder = require('string_decoder/').StringDecoder;
   this._readableState.decoder = new StringDecoder(enc);
   this._readableState.encoding = enc;
   return this;
@@ -264,29 +253,22 @@ function computeNewHighWaterMark(n) {
 }
 
 function howMuchToRead(n, state) {
-  if (state.length === 0 && state.ended)
-    return 0;
+  if (state.length === 0 && state.ended) return 0;
 
-  if (state.objectMode)
-    return n === 0 ? 0 : 1;
+  if (state.objectMode) return n === 0 ? 0 : 1;
 
   if (n === null || isNaN(n)) {
     // only flow one buffer at a time
-    if (state.flowing && state.buffer.length)
-      return state.buffer[0].length;
-    else
-      return state.length;
+    if (state.flowing && state.buffer.length) return state.buffer[0].length;else return state.length;
   }
 
-  if (n <= 0)
-    return 0;
+  if (n <= 0) return 0;
 
   // If we're asking for more than the target buffer level,
   // then raise the water mark.  Bump up to the next highest
   // power of 2, to prevent increasing it excessively in tiny
   // amounts.
-  if (n > state.highWaterMark)
-    state.highWaterMark = computeNewHighWaterMark(n);
+  if (n > state.highWaterMark) state.highWaterMark = computeNewHighWaterMark(n);
 
   // don't have that much.  return null, unless we've ended.
   if (n > state.length) {
@@ -302,25 +284,19 @@ function howMuchToRead(n, state) {
 }
 
 // you can override either this method, or the async _read(n) below.
-Readable.prototype.read = function(n) {
+Readable.prototype.read = function (n) {
   debug('read', n);
   var state = this._readableState;
   var nOrig = n;
 
-  if (typeof n !== 'number' || n > 0)
-    state.emittedReadable = false;
+  if (typeof n !== 'number' || 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.length >= state.highWaterMark || state.ended)) {
+  if (n === 0 && state.needReadable && (state.length >= state.highWaterMark || state.ended)) {
     debug('read: emitReadable', state.length, state.ended);
-    if (state.length === 0 && state.ended)
-      endReadable(this);
-    else
-      emitReadable(this);
+    if (state.length === 0 && state.ended) endReadable(this);else emitReadable(this);
     return null;
   }
 
@@ -328,8 +304,7 @@ Readable.prototype.read = function(n) {
 
   // if we've ended, and we're now clear, then finish it up.
   if (n === 0 && state.ended) {
-    if (state.length === 0)
-      endReadable(this);
+    if (state.length === 0) endReadable(this);
     return null;
   }
 
@@ -377,8 +352,7 @@ Readable.prototype.read = function(n) {
     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;
+    if (state.length === 0) state.needReadable = true;
     // call internal read method
     this._read(state.highWaterMark);
     state.sync = false;
@@ -386,14 +360,10 @@ Readable.prototype.read = function(n) {
 
   // 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 (doRead && !state.reading)
-    n = howMuchToRead(nOrig, state);
+  if (doRead && !state.reading) n = howMuchToRead(nOrig, state);
 
   var ret;
-  if (n > 0)
-    ret = fromList(n, state);
-  else
-    ret = null;
+  if (n > 0) ret = fromList(n, state);else ret = null;
 
   if (ret === null) {
     state.needReadable = true;
@@ -404,32 +374,24 @@ Readable.prototype.read = function(n) {
 
   // If we have nothing in the buffer, then we want to know
   // as soon as we *do* get something into the buffer.
-  if (state.length === 0 && !state.ended)
-    state.needReadable = true;
+  if (state.length === 0 && !state.ended) state.needReadable = true;
 
   // If we tried to read() past the EOF, then emit end on the next tick.
-  if (nOrig !== n && state.ended && state.length === 0)
-    endReadable(this);
+  if (nOrig !== n && state.ended && state.length === 0) endReadable(this);
 
-  if (ret !== null)
-    this.emit('data', ret);
+  if (ret !== null) this.emit('data', ret);
 
   return ret;
 };
 
 function chunkInvalid(state, chunk) {
   var er = null;
-  if (!(Buffer.isBuffer(chunk)) &&
-      typeof chunk !== 'string' &&
-      chunk !== null &&
-      chunk !== undefined &&
-      !state.objectMode) {
+  if (!Buffer.isBuffer(chunk) && typeof chunk !== 'string' && chunk !== null && chunk !== undefined && !state.objectMode) {
     er = new TypeError('Invalid non-string/buffer chunk');
   }
   return er;
 }
 
-
 function onEofChunk(stream, state) {
   if (state.ended) return;
   if (state.decoder) {
@@ -454,10 +416,7 @@ function emitReadable(stream) {
   if (!state.emittedReadable) {
     debug('emitReadable', state.flowing);
     state.emittedReadable = true;
-    if (state.sync)
-      processNextTick(emitReadable_, stream);
-    else
-      emitReadable_(stream);
+    if (state.sync) processNextTick(emitReadable_, stream);else emitReadable_(stream);
   }
 }
 
@@ -467,7 +426,6 @@ function emitReadable_(stream) {
   flow(stream);
 }
 
-
 // at this point, the user has presumably seen the 'readable' event,
 // and called read() to consume some data.  that may have triggered
 // in turn another _read(n) call, in which case reading = true if
@@ -483,15 +441,12 @@ function maybeReadMore(stream, state) {
 
 function maybeReadMore_(stream, state) {
   var len = state.length;
-  while (!state.reading && !state.flowing && !state.ended &&
-         state.length < state.highWaterMark) {
+  while (!state.reading && !state.flowing && !state.ended && state.length < state.highWaterMark) {
     debug('maybeReadMore read 0');
     stream.read(0);
     if (len === state.length)
       // didn't get any data, stop spinning.
-      break;
-    else
-      len = state.length;
+      break;else len = state.length;
   }
   state.readingMore = false;
 }
@@ -500,11 +455,11 @@ function maybeReadMore_(stream, state) {
 // 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) {
+Readable.prototype._read = function (n) {
   this.emit('error', new Error('not implemented'));
 };
 
-Readable.prototype.pipe = function(dest, pipeOpts) {
+Readable.prototype.pipe = function (dest, pipeOpts) {
   var src = this;
   var state = this._readableState;
 
@@ -522,15 +477,10 @@ Readable.prototype.pipe = function(dest, pipeOpts) {
   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 doEnd = (!pipeOpts || pipeOpts.end !== false) && dest !== process.stdout && dest !== process.stderr;
 
   var endFn = doEnd ? onend : cleanup;
-  if (state.endEmitted)
-    processNextTick(endFn);
-  else
-    src.once('end', endFn);
+  if (state.endEmitted) processNextTick(endFn);else src.once('end', endFn);
 
   dest.on('unpipe', onunpipe);
   function onunpipe(readable) {
@@ -572,9 +522,7 @@ Readable.prototype.pipe = function(dest, pipeOpts) {
     // flowing again.
     // So, if this is awaiting a drain, then we just call it now.
     // If we don't know, then assume that we are waiting for one.
-    if (state.awaitDrain &&
-        (!dest._writableState || dest._writableState.needDrain))
-      ondrain();
+    if (state.awaitDrain && (!dest._writableState || dest._writableState.needDrain)) ondrain();
   }
 
   src.on('data', ondata);
@@ -585,10 +533,7 @@ Readable.prototype.pipe = function(dest, pipeOpts) {
       // If the user unpiped during `dest.write()`, it is possible
       // to get stuck in a permanently paused state if that write
       // also returned false.
-      if (state.pipesCount === 1 &&
-          state.pipes[0] === dest &&
-          src.listenerCount('data') === 1 &&
-          !cleanedUp) {
+      if (state.pipesCount === 1 && state.pipes[0] === dest && src.listenerCount('data') === 1 && !cleanedUp) {
         debug('false write response, pause', src._readableState.awaitDrain);
         src._readableState.awaitDrain++;
       }
@@ -602,18 +547,11 @@ Readable.prototype.pipe = function(dest, pipeOpts) {
     debug('onerror', er);
     unpipe();
     dest.removeListener('error', onerror);
-    if (EElistenerCount(dest, 'error') === 0)
-      dest.emit('error', er);
+    if (EElistenerCount(dest, 'error') === 0) dest.emit('error', er);
   }
   // This is a brutally ugly hack to make sure that our error handler
   // is attached before any userland ones.  NEVER DO THIS.
-  if (!dest._events || !dest._events.error)
-    dest.on('error', onerror);
-  else if (isArray(dest._events.error))
-    dest._events.error.unshift(onerror);
-  else
-    dest._events.error = [onerror, dest._events.error];
-
+  if (!dest._events || !dest._events.error) dest.on('error', onerror);else if (isArray(dest._events.error)) dest._events.error.unshift(onerror);else dest._events.error = [onerror, dest._events.error];
 
   // Both close and finish should trigger unpipe, but only once.
   function onclose() {
@@ -646,11 +584,10 @@ Readable.prototype.pipe = function(dest, pipeOpts) {
 };
 
 function pipeOnDrain(src) {
-  return function() {
+  return function () {
     var state = src._readableState;
     debug('pipeOnDrain', state.awaitDrain);
-    if (state.awaitDrain)
-      state.awaitDrain--;
+    if (state.awaitDrain) state.awaitDrain--;
     if (state.awaitDrain === 0 && EElistenerCount(src, 'data')) {
       state.flowing = true;
       flow(src);
@@ -658,29 +595,24 @@ function pipeOnDrain(src) {
   };
 }
 
-
-Readable.prototype.unpipe = function(dest) {
+Readable.prototype.unpipe = function (dest) {
   var state = this._readableState;
 
   // 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.
   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) return this;
 
-    if (!dest)
-      dest = state.pipes;
+    if (!dest) dest = state.pipes;
 
     // got a match.
     state.pipes = null;
     state.pipesCount = 0;
     state.flowing = false;
-    if (dest)
-      dest.emit('unpipe', this);
+    if (dest) dest.emit('unpipe', this);
     return this;
   }
 
@@ -694,20 +626,18 @@ Readable.prototype.unpipe = function(dest) {
     state.pipesCount = 0;
     state.flowing = false;
 
-    for (var i = 0; i < len; i++)
-      dests[i].emit('unpipe', this);
-    return this;
+    for (var _i = 0; _i < len; _i++) {
+      dests[_i].emit('unpipe', this);
+    }return this;
   }
 
   // try to find the right one.
   var i = indexOf(state.pipes, dest);
-  if (i === -1)
-    return this;
+  if (i === -1) return this;
 
   state.pipes.splice(i, 1);
   state.pipesCount -= 1;
-  if (state.pipesCount === 1)
-    state.pipes = state.pipes[0];
+  if (state.pipesCount === 1) state.pipes = state.pipes[0];
 
   dest.emit('unpipe', this);
 
@@ -716,7 +646,7 @@ Readable.prototype.unpipe = function(dest) {
 
 // set up data events if they are asked for
 // Ensure readable listeners eventually get something
-Readable.prototype.on = function(ev, fn) {
+Readable.prototype.on = function (ev, fn) {
   var res = Stream.prototype.on.call(this, ev, fn);
 
   // If listening to data, and it has not explicitly been paused,
@@ -725,7 +655,7 @@ Readable.prototype.on = function(ev, fn) {
     this.resume();
   }
 
-  if (ev === 'readable' && this.readable) {
+  if (ev === 'readable' && !this._readableState.endEmitted) {
     var state = this._readableState;
     if (!state.readableListening) {
       state.readableListening = true;
@@ -750,7 +680,7 @@ function nReadingNextTick(self) {
 
 // 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() {
+Readable.prototype.resume = function () {
   var state = this._readableState;
   if (!state.flowing) {
     debug('resume');
@@ -776,11 +706,10 @@ function resume_(stream, state) {
   state.resumeScheduled = false;
   stream.emit('resume');
   flow(stream);
-  if (state.flowing && !state.reading)
-    stream.read(0);
+  if (state.flowing && !state.reading) stream.read(0);
 }
 
-Readable.prototype.pause = function() {
+Readable.prototype.pause = function () {
   debug('call pause flowing=%j', this._readableState.flowing);
   if (false !== this._readableState.flowing) {
     debug('pause');
@@ -803,32 +732,27 @@ function flow(stream) {
 // 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) {
+Readable.prototype.wrap = function (stream) {
   var state = this._readableState;
   var paused = false;
 
   var self = this;
-  stream.on('end', function() {
+  stream.on('end', function () {
     debug('wrapped end');
     if (state.decoder && !state.ended) {
       var chunk = state.decoder.end();
-      if (chunk && chunk.length)
-        self.push(chunk);
+      if (chunk && chunk.length) self.push(chunk);
     }
 
     self.push(null);
   });
 
-  stream.on('data', function(chunk) {
+  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
-    if (state.objectMode && (chunk === null || chunk === undefined))
-      return;
-    else if (!state.objectMode && (!chunk || !chunk.length))
-      return;
+    if (state.objectMode && (chunk === null || chunk === undefined)) return;else if (!state.objectMode && (!chunk || !chunk.length)) return;
 
     var ret = self.push(chunk);
     if (!ret) {
@@ -841,21 +765,23 @@ Readable.prototype.wrap = function(stream) {
   // important when wrapping filters and duplexes.
   for (var i in stream) {
     if (this[i] === undefined && typeof stream[i] === 'function') {
-      this[i] = function(method) { return function() {
-        return stream[method].apply(stream, arguments);
-      }; }(i);
+      this[i] = function (method) {
+        return function () {
+          return stream[method].apply(stream, arguments);
+        };
+      }(i);
     }
   }
 
   // proxy certain important events.
   var events = ['error', 'close', 'destroy', 'pause', 'resume'];
-  forEach(events, function(ev) {
+  forEach(events, function (ev) {
     stream.on(ev, self.emit.bind(self, ev));
   });
 
   // when we try to consume some more bytes, simply unpause the
   // underlying stream.
-  self._read = function(n) {
+  self._read = function (n) {
     debug('wrapped _read', n);
     if (paused) {
       paused = false;
@@ -866,7 +792,6 @@ Readable.prototype.wrap = function(stream) {
   return self;
 };
 
-
 // exposed for testing purposes only.
 Readable._fromList = fromList;
 
@@ -880,21 +805,11 @@ function fromList(n, state) {
   var ret;
 
   // nothing in the list, definitely empty.
-  if (list.length === 0)
-    return null;
+  if (list.length === 0) return null;
 
-  if (length === 0)
-    ret = null;
-  else if (objectMode)
-    ret = list.shift();
-  else if (!n || n >= length) {
+  if (length === 0) ret = null;else if (objectMode) ret = list.shift();else if (!n || n >= length) {
     // read it all, truncate the array.
-    if (stringMode)
-      ret = list.join('');
-    else if (list.length === 1)
-      ret = list[0];
-    else
-      ret = Buffer.concat(list, length);
+    if (stringMode) ret = list.join('');else if (list.length === 1) ret = list[0];else ret = Buffer.concat(list, length);
     list.length = 0;
   } else {
     // read just some of it.
@@ -910,25 +825,16 @@ function fromList(n, state) {
     } else {
       // complex case.
       // we have enough to cover it, but it spans past the first buffer.
-      if (stringMode)
-        ret = '';
-      else
-        ret = new Buffer(n);
+      if (stringMode) ret = '';else ret = new Buffer(n);
 
       var c = 0;
       for (var i = 0, l = list.length; i < l && c < n; i++) {
         var buf = list[0];
         var cpy = Math.min(n - c, buf.length);
 
-        if (stringMode)
-          ret += buf.slice(0, cpy);
-        else
-          buf.copy(ret, c, 0, cpy);
+        if (stringMode) ret += buf.slice(0, cpy);else buf.copy(ret, c, 0, cpy);
 
-        if (cpy < buf.length)
-          list[0] = buf.slice(cpy);
-        else
-          list.shift();
+        if (cpy < buf.length) list[0] = buf.slice(cpy);else list.shift();
 
         c += cpy;
       }
@@ -943,8 +849,7 @@ function endReadable(stream) {
 
   // If we get here before consuming all the bytes, then that is a
   // bug in node.  Should never happen.
-  if (state.length > 0)
-    throw new Error('endReadable called on non-empty stream');
+  if (state.length > 0) throw new Error('endReadable called on non-empty stream');
 
   if (!state.endEmitted) {
     state.ended = true;
@@ -961,15 +866,15 @@ function endReadableNT(state, stream) {
   }
 }
 
-function forEach (xs, f) {
+function forEach(xs, f) {
   for (var i = 0, l = xs.length; i < l; i++) {
     f(xs[i], i);
   }
 }
 
-function indexOf (xs, x) {
+function indexOf(xs, x) {
   for (var i = 0, l = xs.length; i < l; i++) {
     if (xs[i] === x) return i;
   }
   return -1;
-}
+}
\ No newline at end of file