When just forwarding events on the streams to the instance we should …

…use Function.prototype.bind so as not to miss any arguments that might be of use to the user. For instance, previously the exception argument to the error event was completely discarded.

lib/ya-csv.js

@@ -18,9 +18,9 @@ var CsvReader = csv.CsvReader = function(readStream, options) {
     };
 
     if (readStream) {
-        readStream.addListener('data', function(data) { self.parse(data) });
-        readStream.addListener('error', function() { self.emit('error') });
-        readStream.addListener('end', function() { self.end() });
+        readStream.addListener('data', this.parse.bind(this));
+        readStream.addListener('error', this.emit.bind(this, 'error'));
+        readStream.addListener('end', this.end.bind(this));
     }
 };
 sys.inherits(CsvReader, events.EventEmitter);
@@ -186,9 +186,9 @@ var CsvWriter = csv.CsvWriter = function(writeStream, options) {
         writeStream.setEncoding(self.encoding);
     }
 
-    writeStream.addListener('drain', function() { self.emit('drain') });
-    writeStream.addListener('error', function() { self.emit('error') });
-    writeStream.addListener('close', function() { self.emit('close') });
+    writeStream.addListener('drain', this.emit.bind(this, 'drain'));
+    writeStream.addListener('error', this.emit.bind(this, 'error'));
+    writeStream.addListener('close', this.emit.bind(this, 'close'));
 };
 sys.inherits(CsvWriter, events.EventEmitter);