From 0484993121807a3ae47c93cf7c8f78d1cf804058 Mon Sep 17 00:00:00 2001
From: Raul Santos <raulsntos@gmail.com>
Date: Tue, 6 Jun 2023 12:08:07 +0200
Subject: [PATCH] C#: Add `[Obsolete]` attribute to deprecated members

---
 modules/mono/editor/bindings_generator.cpp | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/modules/mono/editor/bindings_generator.cpp b/modules/mono/editor/bindings_generator.cpp
index 6b52c8eaaff0..7c6328e922a2 100644
--- a/modules/mono/editor/bindings_generator.cpp
+++ b/modules/mono/editor/bindings_generator.cpp
@@ -1375,6 +1375,10 @@ Error BindingsGenerator::_generate_cs_type(const TypeInterface &itype, const Str
 
 			output.append("/// </summary>\n");
 		}
+
+		if (class_doc->is_deprecated) {
+			output.append("[Obsolete(\"This class is deprecated.\")]\n");
+		}
 	}
 
 	// We generate a `GodotClassName` attribute if the engine class name is not the same as the
@@ -1426,6 +1430,10 @@ Error BindingsGenerator::_generate_cs_type(const TypeInterface &itype, const Str
 
 				output.append(INDENT1 "/// </summary>");
 			}
+
+			if (iconstant.const_doc->is_deprecated) {
+				output.append(MEMBER_BEGIN "[Obsolete(\"This constant is deprecated.\")]");
+			}
 		}
 
 		output.append(MEMBER_BEGIN "public const long ");
@@ -1470,6 +1478,10 @@ Error BindingsGenerator::_generate_cs_type(const TypeInterface &itype, const Str
 
 					output.append(INDENT2 "/// </summary>\n");
 				}
+
+				if (iconstant.const_doc->is_deprecated) {
+					output.append(INDENT2 "[Obsolete(\"This enum member is deprecated.\")]\n");
+				}
 			}
 
 			output.append(INDENT2);
@@ -1867,6 +1879,10 @@ Error BindingsGenerator::_generate_cs_property(const BindingsGenerator::TypeInte
 
 			p_output.append(INDENT1 "/// </summary>");
 		}
+
+		if (p_iprop.prop_doc->is_deprecated) {
+			p_output.append(MEMBER_BEGIN "[Obsolete(\"This property is deprecated.\")]");
+		}
 	}
 
 	p_output.append(MEMBER_BEGIN "public ");
@@ -2102,6 +2118,10 @@ Error BindingsGenerator::_generate_cs_method(const BindingsGenerator::TypeInterf
 
 				p_output.append(INDENT1 "/// </summary>");
 			}
+
+			if (p_imethod.method_doc->is_deprecated) {
+				p_output.append(MEMBER_BEGIN "[Obsolete(\"This method is deprecated.\")]");
+			}
 		}
 
 		if (default_args_doc.get_string_length()) {
@@ -2314,6 +2334,10 @@ Error BindingsGenerator::_generate_cs_signal(const BindingsGenerator::TypeInterf
 
 				p_output.append(INDENT1 "/// </summary>");
 			}
+
+			if (p_isignal.method_doc->is_deprecated) {
+				p_output.append(MEMBER_BEGIN "[Obsolete(\"This signal is deprecated.\")]");
+			}
 		}
 
 		if (p_isignal.is_deprecated) {