perf(button): delete the button component useless code

src/setup/directives/repeatClick.ts

@@ -0,0 +1,24 @@
+import { on, once } from '/@/utils/domUtils';
+
+export default {
+  beforeMount(el: Element, binding: any) {
+    let interval: ReturnType<typeof setInterval> | null = null;
+    let startTime = 0;
+    const handler = () => binding.value && binding.value();
+    const clear = () => {
+      if (Date.now() - startTime < 100) {
+        handler();
+      }
+      interval && clearInterval(interval);
+      interval = null;
+    };
+
+    on(el, 'mousedown', (e) => {
+      if ((e as any).button !== 0) return;
+      startTime = Date.now();
+      once(document as any, 'mouseup', clear);
+      interval && clearInterval(interval);
+      interval = setInterval(handler, 100);
+    });
+  },
+};