Implement singleton pattern

2024-11-21 20:46:08 +03:00 · 2016-01-19 05:49:01 +02:00 · 2016-01-19 05:49:01 +02:00 · b0918f796a
commit b0918f796a
parent a8f8670c1e
1 changed files with 20 additions and 0 deletions
--- a/singleton/singleton.go
+++ b/singleton/singleton.go
@ -0,0 +1,20 @@
+package singleton
+
+import (
+	"sync"
+)
+
+type Object struct {
+}
+
+var once sync.Once
+var instance *Object
+
+func GetInstance() *Object {
+	// Creates a singleton instance once.
+	once.Do(func() {
+		instance = &singleton{}
+	})
+
+	return instance
+}