Setters: support for explicit setter typing

- ensure OpenAPI definitions always uses strings for setter values
- allow the field type to be defined -- integer,boolean,string
- format values using yaml 1.1 compatibility

kyaml/setters2/types.go

@@ -57,32 +57,32 @@ func getExtFromSchema(schema *spec.Schema) (*cliExtension, error) {
 
 // getExtFromComment returns the cliExtension openAPI extension if it is present as
 // a comment on the field.
-func getExtFromComment(object *yaml.RNode) (*cliExtension, error) {
+func getExtFromComment(object *yaml.RNode) (*cliExtension, *spec.Schema, error) {
 	// TODO(pwittrock): also use path to the field to get openapi, not just comments
 	// parse comment containing the extended openapi for this field
 	fm := fieldmeta.FieldMeta{}
 	if err := fm.Read(object); err != nil {
-		return nil, errors.Wrap(err)
+		return nil, nil, errors.Wrap(err)
 	}
 	if fm.Schema.Ref.String() == "" {
-		return nil, nil
+		return nil, nil, nil
 	}
 
 	// resolve the comment reference to the extended openapi definitions
 	r, err := openapi.Resolve(&fm.Schema.Ref)
 	if err != nil {
-		return nil, errors.Wrap(err)
+		return nil, nil, errors.Wrap(err)
 	}
 	if r == nil {
 		// no schema found
 		// TODO(pwittrock): should this be an error if it doesn't resolve?
-		return nil, nil
+		return nil, nil, nil
 	}
 
 	// get the cli extension from the openapi (contains setter information)
 	ext, err := getExtFromSchema(r)
 	if err != nil {
-		return nil, errors.Wrap(err)
+		return nil, nil, errors.Wrap(err)
 	}
-	return ext, nil
+	return ext, r, nil
 }