[circuitbreaker] add comment

Change-Id: I7e6aec424b1211a78e710412bea963fcdaf6b2d7
bytedance · May 25, 2021 · 015384d · 015384d
1 parent 204fb54
commit 015384d
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/cloud/circuitbreaker/breaker.go b/cloud/circuitbreaker/breaker.go
@@ -47,7 +47,7 @@ type breaker struct {
 
 	options Options
 
-	now func() time.Time // for test
+	now func() time.Time // Default value is time.Now, caller may use some high-performance custom time now func here
 }
 
 // newBreaker creates a base breaker with a specified options

diff --git a/cloud/circuitbreaker/circuitbreaker.go b/cloud/circuitbreaker/circuitbreaker.go
@@ -89,7 +89,7 @@ type Options struct {
 	// but will consume more memory
 	EnableShardP bool
 
-	// for test
+	// Default value is time.Now, caller may use some high-performance custom time now func here
 	Now func() time.Time
 }