Merge pull request #34334 from neikeq/issue-33503

Mono/C#: Fix class parser bug with 'where T : struct'

modules/mono/editor/script_class_parser.cpp

@@ -501,12 +501,15 @@ Error ScriptClassParser::parse(const String &p_code) {
 	int type_curly_stack = 0;
 
 	while (!error && tk != TK_EOF) {
-		if (tk == TK_IDENTIFIER && String(value) == "class") {
+		String identifier = value;
+		if (tk == TK_IDENTIFIER && (identifier == "class" || identifier == "struct")) {
+			bool is_class = identifier == "class";
+
 			tk = get_token();
 
 			if (tk == TK_IDENTIFIER) {
 				String name = value;
-				int at_level = type_curly_stack;
+				int at_level = curly_stack;
 
 				ClassDecl class_decl;
 
@@ -568,48 +571,22 @@ Error ScriptClassParser::parse(const String &p_code) {
 
 				NameDecl name_decl;
 				name_decl.name = name;
-				name_decl.type = NameDecl::CLASS_DECL;
+				name_decl.type = is_class ? NameDecl::CLASS_DECL : NameDecl::STRUCT_DECL;
 				name_stack[at_level] = name_decl;
 
-				if (!generic) { // no generics, thanks
-					classes.push_back(class_decl);
-				} else if (OS::get_singleton()->is_stdout_verbose()) {
-					String full_name = class_decl.namespace_;
-					if (full_name.length())
-						full_name += ".";
-					full_name += class_decl.name;
-					OS::get_singleton()->print("Ignoring generic class declaration: %s\n", class_decl.name.utf8().get_data());
-				}
-			}
-		} else if (tk == TK_IDENTIFIER && String(value) == "struct") {
-			String name;
-			int at_level = type_curly_stack;
-			while (true) {
-				tk = get_token();
-				if (tk == TK_IDENTIFIER && name.empty()) {
-					name = String(value);
-				} else if (tk == TK_CURLY_BRACKET_OPEN) {
-					if (name.empty()) {
-						error_str = "Expected " + get_token_name(TK_IDENTIFIER) + " after keyword 'struct', found " + get_token_name(TK_CURLY_BRACKET_OPEN);
-						error = true;
-						return ERR_PARSE_ERROR;
+				if (is_class) {
+					if (!generic) { // no generics, thanks
+						classes.push_back(class_decl);
+					} else if (OS::get_singleton()->is_stdout_verbose()) {
+						String full_name = class_decl.namespace_;
+						if (full_name.length())
+							full_name += ".";
+						full_name += class_decl.name;
+						OS::get_singleton()->print("Ignoring generic class declaration: %s\n", full_name.utf8().get_data());
 					}
-
-					curly_stack++;
-					type_curly_stack++;
-					break;
-				} else if (tk == TK_EOF) {
-					error_str = "Expected " + get_token_name(TK_CURLY_BRACKET_OPEN) + " after struct decl, found " + get_token_name(TK_EOF);
-					error = true;
-					return ERR_PARSE_ERROR;
 				}
 			}
-
-			NameDecl name_decl;
-			name_decl.name = name;
-			name_decl.type = NameDecl::STRUCT_DECL;
-			name_stack[at_level] = name_decl;
-		} else if (tk == TK_IDENTIFIER && String(value) == "namespace") {
+		} else if (tk == TK_IDENTIFIER && identifier == "namespace") {
 			if (type_curly_stack > 0) {
 				error_str = "Found namespace nested inside type.";
 				error = true;