Catch exception.

lib/Curl.js

@@ -1,6 +1,6 @@
 // Generated by ToffeeScript 1.4.0
 (function() {
-  var Curl, id, m, p;
+  var Curl, curls, id, m, p;
 
   try {
     Curl = require(__dirname + '/../build/Release/node-curl').Curl;
@@ -53,16 +53,29 @@
     DEBUG: 'DEBUG'
   };
 
+  id = 0;
+
+  curls = {};
+
   Curl.prototype.on = function(event, callback) {
+    var _this = this;
     switch (event) {
       case 'data':
-        this.on_write = callback;
+        this.on_write = function(chunk) {
+          return callback.call(_this, chunk);
+        };
         break;
       case 'error':
-        this.on_error = callback;
+        this.on_error = function(e) {
+          delete curls[_this.id];
+          return callback.call(_this, e);
+        };
         break;
       case 'end':
-        this.on_end = callback;
+        this.on_end = function() {
+          delete curls[_this.id];
+          return callback.call(_this);
+        };
         break;
       default:
         throw new Error("invalid event type " + event);
@@ -71,13 +84,13 @@
   };
 
   Curl.prototype.close = function() {
+    delete curls[this.id];
     return this.close_();
   };
 
-  id = 0;
-
   Curl.prototype.perform = function() {
     this.id = ++id;
+    curls[this.id] = this;
     this.perform_();
     Curl.process();
     return this;

lib/Curl.toffee

@@ -42,28 +42,37 @@ Curl.user_options =
   RAW: 'RAW'
   DEBUG: 'DEBUG'
 
+id = 0
+curls = {}
+
 # on 'data' must be returns the chunk length
 Curl::on = (event, callback) ->
   switch event
     when 'data'
       # (Buffer chunk) ->
-      @on_write = callback
+      @on_write = (chunk) =>
+        callback.call @, chunk
     when 'error'
       # (Error error) ->
-      @on_error = callback
+      @on_error = (e) =>
+        delete curls[@id]
+        callback.call @, e
     when 'end'
       # () ->
-      @on_end = callback
+      @on_end = =>
+        delete curls[@id]
+        callback.call @
     else
       throw new Error("invalid event type #{event}")
   @
 
 Curl::close = () ->
+  delete curls[@id]
   @close_()
 
-id = 0
 Curl::perform = ->
   @id = ++id
+  curls[@id] = @
   @perform_()
   Curl.process()
   @