perf: once 函数支持传入上下文

Author: edwinhuish

src/useRequest/index.ts

@@ -189,7 +189,7 @@ export function useRequest<T = any>(
     };
 
     // 解决 uni.request complete 未触发问题
-    const completeOnce = once((r) => {
+    const complete = once((r) => {
       _config.complete?.(r);
       onFinish(r);
       if (currentExecuteCounter === executeCounter) {
@@ -209,18 +209,16 @@ export function useRequest<T = any>(
         data.value = result;
         onSuccess(result);
 
-        completeOnce(r);
+        complete(r);
       },
       fail: (e) => {
         _config.fail?.(e);
         error.value = e;
         onError(e);
 
-        completeOnce(e);
-      },
-      complete: (r) => {
-        completeOnce(r);
+        complete(e);
       },
+      complete,
     });
     return promise;
   }) as OverallUseRequestReturn<T>['execute'];

src/utils.ts

@@ -125,14 +125,14 @@ export function isThenable(promise: any) {
  * @param fn 需要包装的原始函数
  * @returns 返回一个新的函数，该函数只会执行一次原始函数，后续调用将返回第一次执行的结果
  */
-export function once<F extends (...args: any[]) => any>(fn: F): F {
+export function once<F extends (...args: any[]) => any>(fn: F, ctx: unknown = null): F {
   let res: any;
   let f: typeof fn | undefined = fn;
 
   // 返回包装后的函数，确保原始函数只执行一次
   return ((...args) => {
     if (f) {
-      res = f(...args);
+      res = f.apply(ctx, args);
       f = undefined; // 执行一次就设为 undefined
     }
     return res;