Proper pretty printing and error handling on non-cool if condition.

Parsing.jai

@@ -794,6 +794,7 @@ statement :: (parse_state : *Parse_State) -> *AST_Node {
 		if_expression := expression(parse_state);
 		add_child(node, if_expression);
 		// consume(parse_state, .TOKEN_LEFTBRACE, "Expect '{' after if-condition.");
+		source_location.end = parse_state.previous;
 
 		if_body := block(parse_state);
 		if if_body.children.count > 0 {
@@ -804,8 +805,7 @@ statement :: (parse_state : *Parse_State) -> *AST_Node {
 			else_node := else_statement(parse_state);
 			add_child(node, else_node);
 		}
-
-		source_location.end = parse_state.previous;
+		
 		node.source_location = source_location;
 
 		return node;