nl_tokens: constructor
pl_tokens: function Pipe2Pam ( ) { if ( ! ( this instanceof Pipe2Pam ) ) { return <mask> Pipe2Pam ( ) ; } //set readableObjectMode to true so that we can push objects out //set writableObjectMode to false since we only support receiving buffer Transform . call ( this , { writableObjectMode : false , readableObjectMode : true } ) ; //parsing first chunk should be looking for image header info this . _parseChunk = this . _findHeaders ; }