From c74b7038eadfe4abb89ca841637bbe4048fad5b3 Mon Sep 17 00:00:00 2001
From: Michael Cavalea <callmecavs@gmail.com>
Date: Thu, 17 Dec 2015 14:45:29 -0500
Subject: [PATCH] fail silently if emitting a nonexistant event

---
 dist/knot.min.js | 4 ++--
 package.json     | 2 +-
 src/knot.js      | 6 +++---
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/dist/knot.min.js b/dist/knot.min.js
index 4f54e7c..8e9cc1a 100644
--- a/dist/knot.min.js
+++ b/dist/knot.min.js
@@ -1,6 +1,6 @@
 /*!
- * Knot.js 0.2.0 - A browser-based emitter, for tying together event handlers.
+ * Knot.js 0.2.1 - A browser-based emitter, for tying together event handlers.
  * Copyright (c) 2015 Michael Cavalea - https://github.com/callmecavs/knot
  * License: MIT
  */
-!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var n;n="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,n.Knot=e()}}(function(){return function e(n,t,r){function o(u,i){if(!t[u]){if(!n[u]){var s="function"==typeof require&&require;if(!i&&s)return s(u,!0);if(f)return f(u,!0);var a=new Error("Cannot find module '"+u+"'");throw a.code="MODULE_NOT_FOUND",a}var c=t[u]={exports:{}};n[u][0].call(c.exports,function(e){var t=n[u][1][e];return o(t?t:e)},c,c.exports,e,n,t,r)}return t[u].exports}for(var f="function"==typeof require&&require,u=0;u<r.length;u++)o(r[u]);return o}({1:[function(e,n,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t["default"]=function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return e.events={},e.on=function(n,t){return e.events[n]=e.events[n]||[],e.events[n].push(t),e},e.once=function(n,t){return t._once=!0,e.on(n,t),e},e.off=function(n,t){return 2===arguments.length?e.events[n].splice(e.events[n].indexOf(t),1):delete e.events[n],e},e.emit=function(n){for(var t=arguments.length,r=Array(t>1?t-1:0),o=1;t>o;o++)r[o-1]=arguments[o];var f=e.events[n].slice();return f.forEach(function(t){t._once&&e.off(n,t),t.apply(e,r)}),e},e},n.exports=t["default"]},{}]},{},[1])(1)});
\ No newline at end of file
+!function(e){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=e();else if("function"==typeof define&&define.amd)define([],e);else{var n;n="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,n.Knot=e()}}(function(){return function e(n,t,r){function o(u,i){if(!t[u]){if(!n[u]){var s="function"==typeof require&&require;if(!i&&s)return s(u,!0);if(f)return f(u,!0);var a=new Error("Cannot find module '"+u+"'");throw a.code="MODULE_NOT_FOUND",a}var c=t[u]={exports:{}};n[u][0].call(c.exports,function(e){var t=n[u][1][e];return o(t?t:e)},c,c.exports,e,n,t,r)}return t[u].exports}for(var f="function"==typeof require&&require,u=0;u<r.length;u++)o(r[u]);return o}({1:[function(e,n,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t["default"]=function(){var e=arguments.length<=0||void 0===arguments[0]?{}:arguments[0];return e.events={},e.on=function(n,t){return e.events[n]=e.events[n]||[],e.events[n].push(t),e},e.once=function(n,t){return t._once=!0,e.on(n,t),e},e.off=function(n,t){return 2===arguments.length?e.events[n].splice(e.events[n].indexOf(t),1):delete e.events[n],e},e.emit=function(n){for(var t=arguments.length,r=Array(t>1?t-1:0),o=1;t>o;o++)r[o-1]=arguments[o];var f=e.events[n]&&e.events[n].slice();return f&&f.forEach(function(t){t._once&&e.off(n,t),t.apply(e,r)}),e},e},n.exports=t["default"]},{}]},{},[1])(1)});
\ No newline at end of file
diff --git a/package.json b/package.json
index a5f8f42..e1138cf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name":        "knot.js",
-  "version":     "0.2.0",
+  "version":     "0.2.1",
   "description": "A browser-based emitter, for tying together event handlers.",
   "homepage":    "https://github.com/callmecavs/knot",
   "main":        "dist/knot.min.js",
diff --git a/src/knot.js b/src/knot.js
index 6a6d59e..b5a412e 100644
--- a/src/knot.js
+++ b/src/knot.js
@@ -23,10 +23,10 @@ export default (object = {}) => {
 
   object.emit = function(name, ...args) {
     // cache event state, to avoid consequences of mutation from splice while firing handlers
-    const cached = object.events[name].slice()
+    const cached = object.events[name] && object.events[name].slice()
 
-    // fire handlers
-    cached.forEach(handler => {
+    // if they exist, fire handlers
+    cached && cached.forEach(handler => {
       // remove handler if added with `once`
       handler._once && object.off(name, handler)