优化若干代码

assets/FishSingle/script/engine/utils/PrefabLoader.ts

@@ -1,30 +1,30 @@
-import { AssetManager, Prefab, _decorator } from 'cc'
-const { ccclass, property } = _decorator
-
+import { _decorator, AssetManager, Prefab } from 'cc'
 import { Logger } from './Logger'
 
+const { ccclass, property } = _decorator
+
 @ccclass('PrefabLoader')
 export default class PrefabLoader {
-	private static isLoading: boolean = false
+  private static isLoading: boolean = false
 
-	public static loadPrefab(url: string, callback: Function) {
-		if (this.isLoading) return
-		this.isLoading = true
-		AssetManager.instance.resources.load(
-			url,
-			Prefab,
-			(error: Error, loadedResource) => {
-				if (error) {
-					Logger.warn(this, '载入Prefab失败, 原因:', url, error.message)
-					return
-				}
-				if (!(loadedResource instanceof Prefab)) {
-					Logger.warn(this, '你载入的不是Prefab, 你做了什么事?')
-					return
-				}
-				callback(loadedResource)
-				this.isLoading = false
-			}
-		)
-	}
+  public static loadPrefab(url: string, callback: Function) {
+    if (this.isLoading) return
+    this.isLoading = true
+    AssetManager.instance.resources.load(
+      url,
+      Prefab,
+      (error: Error, loadedResource) => {
+        if (error) {
+          Logger.warn(this, '载入Prefab失败, 原因:', url, error.message)
+          return
+        }
+        if (!(loadedResource instanceof Prefab)) {
+          Logger.warn(this, '你载入的不是Prefab, 你做了什么事?')
+          return
+        }
+        callback(loadedResource)
+        this.isLoading = false
+      }
+    )
+  }
 }