Exports visit function from base.

command/base/config_util.go

@@ -254,14 +254,14 @@ func float64ToUintValueFunc() mapstructure.DecodeHookFunc {
 	}
 }
 
-// visitFn is a callback that gets a chance to visit each file found during a
+// VisitFn is a callback that gets a chance to visit each file found during a
 // traversal with visit().
-type visitFn func(path string) error
+type VisitFn func(path string) error
 
 // visit will call the visitor function on the path if it's a file, or for each
 // file in the path if it's a directory. Directories will not be recursed into,
 // and files in the directory will be visited in alphabetical order.
-func visit(path string, visitor visitFn) error {
+func Visit(path string, visitor VisitFn) error {
 	f, err := os.Open(path)
 	if err != nil {
 		return fmt.Errorf("error reading %q: %v", path, err)

command/base/config_util_test.go

@@ -108,10 +108,10 @@ func TestConfigUtil_Visit(t *testing.T) {
 	}
 
 	basePath := "../../test/command/merge"
-	if err := visit(basePath, visitor); err != nil {
+	if err := Visit(basePath, visitor); err != nil {
 		t.Fatalf("err: %v", err)
 	}
-	if err := visit(path.Join(basePath, "subdir", "c.json"), visitor); err != nil {
+	if err := Visit(path.Join(basePath, "subdir", "c.json"), visitor); err != nil {
 		t.Fatalf("err: %v", err)
 	}