移除两个依赖

packages/artplayer/src/utils/index.js

@@ -61,6 +61,31 @@ export function debounce(func, wait, context) {
     return fn;
 }
 
+export function throttle(callback, delay) {
+    let isThrottled = false;
+    let args;
+    let context;
+    function fn(...args2) {
+        if (isThrottled) {
+            args = args2;
+            context = this;
+            return;
+        }
+
+        isThrottled = true;
+        callback.apply(this, args2);
+        setTimeout(() => {
+            isThrottled = false;
+            if (args) {
+                fn.apply(context, args);
+                args = null;
+                context = null;
+            }
+        }, delay);
+    }
+    return fn;
+}
+
 export function mergeDeep(...objects) {
     const isObject = item => item && typeof item === 'object' && !Array.isArray(item);
     return objects.reduce((prev, obj) => {