optimization for default pool

ants.go

@@ -48,15 +48,6 @@ func init() {
 	}
 }
 
-// Release Closed the default pool
-func Release() {
-	defaultAntsPool.Release()
-	defaultAntsPool, err = NewPool(DefaultAntsPoolSize)
-	if err != nil {
-		panic(err)
-	}
-}
-
 // Submit submit a task to pool
 func Submit(task f) error {
 	return defaultAntsPool.Submit(task)
@@ -77,6 +68,11 @@ func Free() int {
 	return defaultAntsPool.Free()
 }
 
+// Release Closed the default pool
+func Release() {
+	defaultAntsPool.Release()
+}
+
 // Errors for the Ants API
 var (
 	ErrInvalidPoolSize   = errors.New("invalid size for pool")