initial import

2020-07-26 17:09:05 +08:00
commit 7e3a369a8f
647 changed files with 54754 additions and 0 deletions
--- a/core/syncx/barrier.go
+++ b/core/syncx/barrier.go
@@ -0,0 +1,13 @@
+package syncx
+
+import "sync"
+
+type Barrier struct {
+	lock sync.Mutex
+}
+
+func (b *Barrier) Guard(fn func()) {
+	b.lock.Lock()
+	defer b.lock.Unlock()
+	fn()
+}