Add -subtest-mode flag to configure SubtestMode

main.go

@@ -8,6 +8,7 @@ import (
 	"strings"
 
 	"github.com/jstemmer/go-junit-report/v2/internal/gojunitreport"
+	"github.com/jstemmer/go-junit-report/v2/parser/gotest"
 )
 
 var (
@@ -26,6 +27,7 @@ var (
 	iocopy      = flag.Bool("iocopy", false, "copy input to stdout; can only be used in conjunction with -out")
 	properties  = make(keyValueFlag)
 	parser      = flag.String("parser", "gotest", "set input parser: gotest, gojson")
+	mode        = flag.String("subtest-mode", "", "set subtest `mode`: ignore-parent-results (subtest parents always pass), exclude-parents (subtest parents are excluded from the report)")
 
 	// debug flags
 	printEvents = flag.Bool("debug.print-events", false, "print events generated by the go test parser")
@@ -52,6 +54,14 @@ func main() {
 		properties["go.version"] = *goVersionFlag
 	}
 
+	subtestMode := gotest.SubtestModeDefault
+	if *mode != "" {
+		var err error
+		if subtestMode, err = gotest.ParseSubtestMode(*mode); err != nil {
+			exitf("invalid value for -subtest-mode: %s\n", err)
+		}
+	}
+
 	if flag.NArg() != 0 {
 		fmt.Fprintf(os.Stderr, "invalid argument(s): %s\n", strings.Join(flag.Args(), " "))
 		fmt.Fprintf(os.Stderr, "%s does not accept positional arguments\n", os.Args[0])
@@ -90,6 +100,7 @@ func main() {
 		Hostname:      hostname,
 		PackageName:   *packageName,
 		SkipXMLHeader: *noXMLHeader,
+		SubtestMode:   subtestMode,
 		Properties:    properties,
 		PrintEvents:   *printEvents,
 	}