Disable the insertion and deletion of imports

Co-authored-by: Tim Hockin <[email protected]>

Author: jpbetz

v2/generator/execute.go

@@ -26,6 +26,7 @@ import (
 	"strings"
 
 	"golang.org/x/tools/imports"
+
 	"k8s.io/gengo/v2/namer"
 	"k8s.io/gengo/v2/types"
 	"k8s.io/klog/v2"
@@ -114,7 +115,13 @@ func assembleGoFile(w io.Writer, f *File) {
 }
 
 func importsWrapper(src []byte) ([]byte, error) {
-	return imports.Process("", src, nil)
+	opt := imports.Options{
+		Comments:   true,
+		TabIndent:  true,
+		TabWidth:   8,
+		FormatOnly: true, // Disable the insertion and deletion of imports
+	}
+	return imports.Process("", src, &opt)
 }
 
 func NewGoFile() *DefaultFileType {