feat(renderer): Show symbol kind in text documentation

Sources/CLI/renderer/TextTypeDocumentationRenderer.swift

@@ -5,7 +5,10 @@ struct TextTypeDocumentationRenderer: Sendable {
         let content = DocumentationContentRenderer(references: page.references)
         let metadata = ([page.metadata.roleHeading] + page.metadata.modules.map(\.name))
             .filter { !$0.isEmpty }.joined(separator: " · ")
-        var sections = [layout.heading(page.metadata.title, prominent: true) + "\n" + metadata]
+        var sections = [
+            layout.heading(page.metadata.title, prominent: true) + "\n" + metadata
+                + "\nSymbol kind: " + page.metadata.symbolKind
+        ]
 
         let abstract = content.inlineText(page.abstract)
         if !abstract.isEmpty {

Tests/CLIIntegrationTests/AppleDocsCommandIntegrationTests.swift

@@ -49,7 +49,7 @@ struct AppleDocsCommandIntegrationTests {
         let output = try runAppleDocs(arguments)
 
         // -- Assert --
-        #expect(output.hasPrefix("String\n━━━━━━\nStructure · Swift\n"))
+        #expect(output.hasPrefix("String\n━━━━━━\nStructure · Swift\nSymbol kind: struct\n"))
         #expect(output.contains("Declaration\n───────────"))
         #expect(output.contains("│ @frozen struct String"))
         #expect(output.contains("Overview\n────────"))

Tests/CLITests/renderer/DefaultTypeDocumentationRendererTests.swift

@@ -34,6 +34,7 @@ struct DefaultTypeDocumentationRendererTests {
                 MXHangDiagnostic
                 ━━━━━━━━━━━━━━━━
                 Class · MetricKit
+                Symbol kind: class
 
                   A diagnostic report.
                 """
@@ -68,6 +69,7 @@ struct DefaultTypeDocumentationRendererTests {
                 Package
                 ━━━━━━━
                 Structure · PackageDescription
+                Symbol kind: struct
 
                   The Swift package manifest representation.
                 """

Tests/CLITests/renderer/TextTypeDocumentationRendererContentTests.swift

@@ -129,7 +129,7 @@ struct TextTypeDocumentationRendererContentTests {
         let output = TextTypeDocumentationRenderer().render(page)
 
         // -- Assert --
-        #expect(output == "View\n━━━━\nProtocol · SwiftUI")
+        #expect(output == "View\n━━━━\nProtocol · SwiftUI\nSymbol kind: protocol")
     }
 
     @Test(

Tests/CLITests/renderer/TextTypeDocumentationRendererTests.swift

@@ -46,6 +46,7 @@ struct TextTypeDocumentationRendererTests {
                 MXHangDiagnostic
                 ━━━━━━━━━━━━━━━━
                 Class · MetricKit
+                Symbol kind: class
 
                   An object representing a diagnostic report.
 
@@ -262,6 +263,6 @@ struct TextTypeDocumentationRendererTests {
         let output = TextTypeDocumentationRenderer().render(page)
 
         // -- Assert --
-        #expect(output == "String\n━━━━━━\nStructure · Swift")
+        #expect(output == "String\n━━━━━━\nStructure · Swift\nSymbol kind: struct")
     }
 }