From c56f2e6d9f09b163578f1d23e0be503bce90b2fe Mon Sep 17 00:00:00 2001
From: sanex3339 <sanex3339@yandex.ru>
Date: Fri, 25 Nov 2016 18:15:33 +0300
Subject: [PATCH] custom nodes: on -> once event emitter change

---
 dist/index.js     | 2 +-
 src/Obfuscator.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dist/index.js b/dist/index.js
index ede7c103..73ee0a6a 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -1677,7 +1677,7 @@ var Obfuscator = function () {
             NodeUtils_1.NodeUtils.parentize(astTree);
             this.customNodesStorage.initialize(this.stackTraceAnalyzer.analyze(astTree.body));
             this.customNodesStorage.getStorage().forEach(function (customNode) {
-                _this.obfuscationEventEmitter.on(customNode.getAppendEvent(), customNode.appendNode.bind(customNode));
+                _this.obfuscationEventEmitter.once(customNode.getAppendEvent(), customNode.appendNode.bind(customNode));
             });
             this.obfuscationEventEmitter.emit(ObfuscationEvents_1.ObfuscationEvents.BeforeObfuscation, astTree);
             if (this.options.controlFlowFlattening) {
diff --git a/src/Obfuscator.ts b/src/Obfuscator.ts
index e7d30afc..b514270c 100644
--- a/src/Obfuscator.ts
+++ b/src/Obfuscator.ts
@@ -77,7 +77,7 @@ export class Obfuscator implements IObfuscator {
         this.customNodesStorage
             .getStorage()
             .forEach((customNode: ICustomNode) => {
-                this.obfuscationEventEmitter.on(customNode.getAppendEvent(), customNode.appendNode.bind(customNode));
+                this.obfuscationEventEmitter.once(customNode.getAppendEvent(), customNode.appendNode.bind(customNode));
             });
 
         this.obfuscationEventEmitter.emit(ObfuscationEvents.BeforeObfuscation, astTree);