Class name support.

text/Squidex.Text.Tests/RichText/RichTextInlineTests.cs

@@ -112,6 +112,35 @@ public void Should_render_code()
 <code>Text1</code>");
     }
 
+    [Fact]
+    public void Should_render_class_name()
+    {
+        var source = new Node
+        {
+            Type = NodeType.Text,
+            Text = "Text1",
+            Marks =
+            [
+                new Mark
+                {
+                    Type = MarkType.ClassName,
+                    Attributes = new Attributes
+                    {
+                        ["className"] = "text-left"
+                    }
+                },
+            ]
+        };
+
+        RenderUtils.AssertNode(source,
+            expectedMarkdown: @"
+Text1",
+            expectedFormattedHtml: @"
+<span class=""__editor_text-left"">Text1</span>",
+            expectedCompressedHtml: @"
+<span class=""__editor_text-left"">Text1</span>");
+    }
+
     [Fact]
     public void Should_render_nested()
     {

text/Squidex.Text/RichText/HtmlWriterVisitor.cs

@@ -130,6 +130,14 @@ protected override void VisitParagraph(INode node)
             static s => s.self.VisitChildren(s.node));
     }
 
+    protected override void VisitClassName(IMark mark, Action inner, string className)
+    {
+        attributes.Add(("class", $"__editor_{className}"));
+
+        RenderInline(inner, "span",
+            static a => a());
+    }
+
     protected override void VisitBold(IMark mark, Action inner)
     {
         RenderInline(inner, "strong",

text/Squidex.Text/RichText/Model/MarkType.cs

@@ -11,6 +11,7 @@ public enum MarkType
 {
     Undefined,
     Bold,
+    ClassName,
     Code,
     Italic,
     Link,

text/Squidex.Text/RichText/Visitor.cs

@@ -65,6 +65,10 @@ private void VisitMark(IMark mark)
                     mark.GetStringAttr("target"),
                     "noopener noreferrer nofollow");
                 break;
+            case MarkType.ClassName:
+                VisitClassName(mark, visitInner,
+                    mark.GetStringAttr("className"));
+                break;
             case MarkType.Bold:
                 VisitBold(mark, visitInner);
                 break;
@@ -88,6 +92,11 @@ protected virtual void VisitBold(IMark mark, Action inner)
         inner();
     }
 
+    protected virtual void VisitClassName(IMark mark, Action inner, string className)
+    {
+        inner();
+    }
+
     protected virtual void VisitCode(IMark mark, Action inner)
     {
         inner();