test config resolving targets

cmd/config.go

@@ -4,6 +4,7 @@ import (
 	"flag"
 	"fmt"
 	"os"
+	"path"
 	"path/filepath"
 	"strings"
 )
@@ -54,7 +55,11 @@ func (config config) Targets() []string {
 
 func (config config) targets() ([]string, error) {
 	patterns := []string{config.target, fmt.Sprintf("%s.*", config.target)}
-	if stat, err := os.Stat(config.target); err == nil && stat.IsDir() {
+	isDir := false
+	if stat, err := os.Stat(config.target); err == nil {
+		isDir = stat.IsDir()
+	}
+	if isDir {
 		patterns = []string{fmt.Sprintf("%s/*", config.target)}
 	}
 
@@ -68,6 +73,9 @@ func (config config) targets() ([]string, error) {
 	}
 
 	if len(result) == 0 {
+		if isDir {
+			return []string{path.Join(config.target, "root.yaml")}, nil
+		}
 		return []string{config.target}, nil
 	}
 	return result, nil