fail silently if emitting a nonexistant event

callmecavs · Dec 17, 2015 · c74b703 · c74b703
1 parent 225846f
commit c74b703
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Showing 3 changed files with 6 additions and 6 deletions.
diff --git a/dist/knot.min.js b/dist/knot.min.js
diff --git 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
@@ -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)