格式化代码

h5/snake/lib/utils/events.js

@@ -14,20 +14,21 @@ export default class Events {
   }
   // 注册事件
   register(event, cb) {
-		if(!this.defineEvent[event]) {
-			(this.defineEvent[event] = [cb]); 
-		}
-		else {
+    if (!this.defineEvent[event]) {
+      this.defineEvent[event] = [cb];
+    } else {
       this.defineEvent[event].push(cb);
     }
   }
   // 派遣事件
   dispatch(event, arg) {
-		if(this.defineEvent[event]) {{
-            for(let i=0, len = this.defineEvent[event].length; i<len; ++i) { 
+    if (this.defineEvent[event]) {
+      {
+        for (let i = 0, len = this.defineEvent[event].length; i < len; ++i) {
           this.defineEvent[event][i] && this.defineEvent[event][i](arg);
         }
-        }}
+      }
+    }
   }
   // on 监听
   on(event, cb) {
@@ -35,13 +36,13 @@ export default class Events {
   }
   // off 方法
   off(event, cb) {
-        if(this.defineEvent[event]) {
-            if(typeof(cb) == "undefined") { 
+    if (this.defineEvent[event]) {
+      if (typeof cb == "undefined") {
         delete this.defineEvent[event]; // 表示全部删除
       } else {
         // 遍历查找
-                for(let i=0, len=this.defineEvent[event].length; i<len; ++i) { 
-                    if(cb == this.defineEvent[event][i]) {
+        for (let i = 0, len = this.defineEvent[event].length; i < len; ++i) {
+          if (cb == this.defineEvent[event][i]) {
             this.defineEvent[event][i] = null; // 标记为空 - 防止dispath 长度变化
             // 延时删除对应事件
             setTimeout(() => this.defineEvent[event].splice(i, 1), 0);
@@ -57,7 +58,7 @@ export default class Events {
     let onceCb = () => {
       cb && cb();
       this.off(event, onceCb);
-        }
+    };
     this.register(event, onceCb);
   }
 }