Add newInlineTextContent

inlineTextContent.go

@@ -1,6 +1,10 @@
 package atomfeed
 
-import "errors"
+import (
+	"errors"
+	"fmt"
+	"reflect"
+)
 
 type InlineTextContent struct {
 	*CommonAttributes
@@ -14,6 +18,30 @@ func (i *InlineTextContent) hasSRC() bool { return false }
 
 func (i *InlineTextContent) getType() string { return i.Type }
 
+func newInlineTextContent(mediaType string, content any) (*InlineTextContent, error) {
+	if mediaType != "text" && mediaType != "html" && mediaType != "" {
+		return nil, fmt.Errorf("media type %v incompatible with inline text content", mediaType)
+	}
+
+	texts := make([]string, 0)
+
+	t := reflect.TypeOf(content)
+	switch t.Kind() {
+	case reflect.Slice:
+		if t.Elem().Kind() == reflect.String {
+			for _, t := range content.([]string) {
+				texts = append(texts, t)
+			}
+		}
+	case reflect.String:
+		texts = append(texts, content.(string))
+	default:
+		return nil, fmt.Errorf("content type %T incompatible with inline text content", content)
+	}
+
+	return &InlineTextContent{Type: mediaType, Texts: texts}, nil
+}
+
 func (i *InlineTextContent) Check() error {
 	if i.Type != "" && i.Type != "text" && i.Type != "html" {
 		return errors.New("type attribute of inline text content must be text or html if not omitted")