From 8e48c01e7aada6978e92a6da1d040f3ef0d37945 Mon Sep 17 00:00:00 2001
From: Haishan <haishanhan@gmail.com>
Date: Fri, 20 Mar 2020 22:19:56 +0800
Subject: feat: remembers group collapse state

for https://github.com/haishanh/yacd/issues/480
---
 src/misc/utils.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/misc/utils.js

(limited to 'src/misc')

diff --git a/src/misc/utils.js b/src/misc/utils.js
new file mode 100644
index 0000000..66146c0
--- /dev/null
+++ b/src/misc/utils.js
@@ -0,0 +1,23 @@
+export function throttle(fn, timeout) {
+  let pending = false;
+
+  return (...args) => {
+    if (!pending) {
+      pending = true;
+      fn(...args);
+      setTimeout(() => {
+        pending = false;
+      }, timeout);
+    }
+  };
+}
+
+export function debounce(fn, timeout) {
+  let timeoutId;
+  return (...args) => {
+    if (timeoutId) clearTimeout(timeoutId);
+    timeoutId = setTimeout(() => {
+      fn(...args);
+    }, timeout);
+  };
+}
-- 
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