优化检测支持函数

packages/artplayer-plugin-flv/src/flv/index.js

@@ -1,5 +1,5 @@
 import Emitter from 'tiny-emitter';
-import CheckSupport from './checkSupport';
+import checkSupport from './checkSupport';
 import EventProxy from './eventProxy';
 import CreatMediaSource from './creatMediaSource';
 import * as utils from './utils';
@@ -9,15 +9,10 @@ let id = 0;
 class Flv extends Emitter {
     constructor(mediaElement, url) {
         super();
-        utils.errorHandle(mediaElement instanceof HTMLVideoElement, 'The first parameter is not a video tag element');
-        utils.errorHandle(typeof url === 'string', 'The second parameter is not a string type');
+        checkSupport(mediaElement, url);
         this.mediaElement = mediaElement;
         this.url = url;
 
-        this.support = new CheckSupport(this);
-        this.events = new EventProxy(this);
-        this.mediaSource = new CreatMediaSource(this);
-
         id += 1;
         this.id = id;
         Flv.instances.push(this);
@@ -36,7 +31,9 @@ class Flv extends Emitter {
     }
 
     load() {
-        console.log(this.id);
+        this.events = new EventProxy(this);
+        this.mediaSource = new CreatMediaSource(this);
+        this.emit('load');
     }
 
     destroy() {