initial import

2020-07-26 17:09:05 +08:00
commit 7e3a369a8f
647 changed files with 54754 additions and 0 deletions
--- a/core/syncx/once.go
+++ b/core/syncx/once.go
@@ -0,0 +1,10 @@
+package syncx
+
+import "sync"
+
+func Once(fn func()) func() {
+	once := new(sync.Once)
+	return func() {
+		once.Do(fn)
+	}
+}