From 3021672de562a662361111130508d981eaf10e3c Mon Sep 17 00:00:00 2001
From: yusing <yusing@6uo.me>
Date: Fri, 28 Mar 2025 07:06:07 +0800
Subject: [PATCH] refactor: move atomic.Value to value.go, improved handling
 for zero values

---
 internal/utils/atomic/bool.go                    |  5 +++++
 .../utils/atomic/{atomic_value.go => value.go}   | 16 ++++++++++------
 2 files changed, 15 insertions(+), 6 deletions(-)
 create mode 100644 internal/utils/atomic/bool.go
 rename internal/utils/atomic/{atomic_value.go => value.go} (66%)

diff --git a/internal/utils/atomic/bool.go b/internal/utils/atomic/bool.go
new file mode 100644
index 0000000..0c462c3
--- /dev/null
+++ b/internal/utils/atomic/bool.go
@@ -0,0 +1,5 @@
+package atomic
+
+import "sync/atomic"
+
+type Bool = atomic.Bool
diff --git a/internal/utils/atomic/atomic_value.go b/internal/utils/atomic/value.go
similarity index 66%
rename from internal/utils/atomic/atomic_value.go
rename to internal/utils/atomic/value.go
index 7f9bfd2..65140fe 100644
--- a/internal/utils/atomic/atomic_value.go
+++ b/internal/utils/atomic/value.go
@@ -10,7 +10,11 @@ type Value[T any] struct {
 }
 
 func (a *Value[T]) Load() T {
-	return a.Value.Load().(T)
+	if v := a.Value.Load(); v != nil {
+		return v.(T)
+	}
+	var zero T
+	return zero
 }
 
 func (a *Value[T]) Store(v T) {
@@ -18,11 +22,11 @@ func (a *Value[T]) Store(v T) {
 }
 
 func (a *Value[T]) Swap(v T) T {
-	return a.Value.Swap(v).(T)
-}
-
-func (a *Value[T]) CompareAndSwap(oldV, newV T) bool {
-	return a.Value.CompareAndSwap(oldV, newV)
+	if v := a.Value.Swap(v); v != nil {
+		return v.(T)
+	}
+	var zero T
+	return zero
 }
 
 func (a *Value[T]) MarshalJSON() ([]byte, error) {