1 files changed, 39 insertions, 8 deletions

diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp
index 14d8a3f4a2..0253e48f9d 100644
--- a/modules/gdscript/gdscript_parser.cpp
+++ b/modules/gdscript/gdscript_parser.cpp
@@ -252,6 +252,16 @@ GDScriptParser::Node *GDScriptParser::_parse_expression(Node *p_parent, bool p_s
 			}
 		}
 
+		// Check that the next token is not TK_CURSOR and if it is, the offset should be incremented.
+		int next_valid_offset = 1;
+		if (tokenizer->get_token(next_valid_offset) == GDScriptTokenizer::TK_CURSOR) {
+			next_valid_offset++;
+			// There is a chunk of the identifier that also needs to be ignored (not always there!)
+			if (tokenizer->get_token(next_valid_offset) == GDScriptTokenizer::TK_IDENTIFIER) {
+				next_valid_offset++;
+			}
+		}
+
 		if (tokenizer->get_token() == GDScriptTokenizer::TK_PARENTHESIS_OPEN) {
 			//subexpression ()
 			tokenizer->advance();
@@ -668,7 +678,7 @@ GDScriptParser::Node *GDScriptParser::_parse_expression(Node *p_parent, bool p_s
 				expr = cn;
 			}
 
-		} else if (tokenizer->get_token(1) == GDScriptTokenizer::TK_PARENTHESIS_OPEN && tokenizer->is_token_literal()) {
+		} else if (tokenizer->get_token(next_valid_offset) == GDScriptTokenizer::TK_PARENTHESIS_OPEN && tokenizer->is_token_literal()) {
 			// We check with is_token_literal, as this allows us to use match/sync/etc. as a name
 			//function or constructor
 
@@ -3270,15 +3280,36 @@ void GDScriptParser::_parse_block(BlockNode *p_block, bool p_static) {
 			case GDScriptTokenizer::TK_PR_ASSERT: {
 
 				tokenizer->advance();
-				Node *condition = _parse_and_reduce_expression(p_block, p_static);
-				if (!condition) {
-					if (_recover_from_completion()) {
-						break;
-					}
+
+				if (tokenizer->get_token() != GDScriptTokenizer::TK_PARENTHESIS_OPEN) {
+					_set_error("Expected '(' after assert");
 					return;
 				}
+
+				tokenizer->advance();
+
+				Vector<Node *> args;
+				const bool result = _parse_arguments(p_block, args, p_static);
+				if (!result) {
+					return;
+				}
+
+				if (args.empty() || args.size() > 2) {
+					_set_error("Wrong number of arguments, expected 1 or 2");
+					return;
+				}
+
 				AssertNode *an = alloc_node<AssertNode>();
-				an->condition = condition;
+				an->condition = _reduce_expression(args[0], p_static);
+
+				if (args.size() == 2) {
+					an->message = _reduce_expression(args[1], p_static);
+				} else {
+					ConstantNode *message_node = alloc_node<ConstantNode>();
+					message_node->value = String();
+					an->message = message_node;
+				}
+
 				p_block->statements.push_back(an);
 
 				if (!_end_statement()) {
@@ -6575,7 +6606,7 @@ GDScriptParser::DataType GDScriptParser::_reduce_node_type(Node *p_node) {
 							return DataType();
 						}
 					}
-					if (check_types && !node_type.has_type) {
+					if (check_types && !node_type.has_type && base_type.kind == DataType::BUILTIN) {
 						// Can infer indexing type for some variant types
 						DataType result;
 						result.has_type = true;