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| author | Joel Kronqvist <joel.h.kronqvist@gmail.com> | 2022-03-05 19:02:27 +0200 | 
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| committer | Joel Kronqvist <joel.h.kronqvist@gmail.com> | 2022-03-05 19:02:27 +0200 | 
| commit | 5d309ff52cd399a6b71968a6b9a70c8ac0b98981 (patch) | |
| tree | 360f7eb50f956e2367ef38fa1fc6ac7ac5258042 /node_modules/delayed-stream/lib | |
| parent | b500a50f1b97d93c98b36ed9a980f8188d648147 (diff) | |
| download | LYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.tar.gz LYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.zip  | |
Added node_modules for the updating to work properly.
Diffstat (limited to 'node_modules/delayed-stream/lib')
| -rw-r--r-- | node_modules/delayed-stream/lib/delayed_stream.js | 107 | 
1 files changed, 107 insertions, 0 deletions
diff --git a/node_modules/delayed-stream/lib/delayed_stream.js b/node_modules/delayed-stream/lib/delayed_stream.js new file mode 100644 index 0000000..b38fc85 --- /dev/null +++ b/node_modules/delayed-stream/lib/delayed_stream.js @@ -0,0 +1,107 @@ +var Stream = require('stream').Stream; +var util = require('util'); + +module.exports = DelayedStream; +function DelayedStream() { +  this.source = null; +  this.dataSize = 0; +  this.maxDataSize = 1024 * 1024; +  this.pauseStream = true; + +  this._maxDataSizeExceeded = false; +  this._released = false; +  this._bufferedEvents = []; +} +util.inherits(DelayedStream, Stream); + +DelayedStream.create = function(source, options) { +  var delayedStream = new this(); + +  options = options || {}; +  for (var option in options) { +    delayedStream[option] = options[option]; +  } + +  delayedStream.source = source; + +  var realEmit = source.emit; +  source.emit = function() { +    delayedStream._handleEmit(arguments); +    return realEmit.apply(source, arguments); +  }; + +  source.on('error', function() {}); +  if (delayedStream.pauseStream) { +    source.pause(); +  } + +  return delayedStream; +}; + +Object.defineProperty(DelayedStream.prototype, 'readable', { +  configurable: true, +  enumerable: true, +  get: function() { +    return this.source.readable; +  } +}); + +DelayedStream.prototype.setEncoding = function() { +  return this.source.setEncoding.apply(this.source, arguments); +}; + +DelayedStream.prototype.resume = function() { +  if (!this._released) { +    this.release(); +  } + +  this.source.resume(); +}; + +DelayedStream.prototype.pause = function() { +  this.source.pause(); +}; + +DelayedStream.prototype.release = function() { +  this._released = true; + +  this._bufferedEvents.forEach(function(args) { +    this.emit.apply(this, args); +  }.bind(this)); +  this._bufferedEvents = []; +}; + +DelayedStream.prototype.pipe = function() { +  var r = Stream.prototype.pipe.apply(this, arguments); +  this.resume(); +  return r; +}; + +DelayedStream.prototype._handleEmit = function(args) { +  if (this._released) { +    this.emit.apply(this, args); +    return; +  } + +  if (args[0] === 'data') { +    this.dataSize += args[1].length; +    this._checkIfMaxDataSizeExceeded(); +  } + +  this._bufferedEvents.push(args); +}; + +DelayedStream.prototype._checkIfMaxDataSizeExceeded = function() { +  if (this._maxDataSizeExceeded) { +    return; +  } + +  if (this.dataSize <= this.maxDataSize) { +    return; +  } + +  this._maxDataSizeExceeded = true; +  var message = +    'DelayedStream#maxDataSize of ' + this.maxDataSize + ' bytes exceeded.' +  this.emit('error', new Error(message)); +};  | 
