Add editor highlight for type-safe lines

The line number is hightlighted to indicate that the line contains only
type-safe code.

1 files changed, 14 insertions, 1 deletions

diff --git a/modules/gdscript/gdscript_parser.h b/modules/gdscript/gdscript_parser.h
index e9be25efc7..2650f619f8 100644
--- a/modules/gdscript/gdscript_parser.h
+++ b/modules/gdscript/gdscript_parser.h
@@ -512,6 +512,9 @@ private:
 	int error_line;
 	int error_column;
 	bool check_types;
+#ifdef DEBUG_ENABLED
+	Set<int> *safe_lines;
+#endif // DEBUG_ENABLED
 
 	int pending_newline;
 
@@ -583,6 +586,16 @@ private:
 	void _check_class_blocks_types(ClassNode *p_class);
 	void _check_function_types(FunctionNode *p_function);
 	void _check_block_types(BlockNode *p_block);
+	_FORCE_INLINE_ void _mark_line_as_safe(int p_line) const {
+#ifdef DEBUG_ENABLED
+		if (safe_lines) safe_lines->insert(p_line);
+#endif // DEBUG_ENABLED
+	}
+	_FORCE_INLINE_ void _mark_line_as_unsafe(int p_line) const {
+#ifdef DEBUG_ENABLED
+		if (safe_lines) safe_lines->erase(p_line);
+#endif // DEBUG_ENABLED
+	}
 
 	Error _parse(const String &p_base_path);
 
@@ -590,7 +603,7 @@ public:
 	String get_error() const;
 	int get_error_line() const;
 	int get_error_column() const;
-	Error parse(const String &p_code, const String &p_base_path = "", bool p_just_validate = false, const String &p_self_path = "", bool p_for_completion = false);
+	Error parse(const String &p_code, const String &p_base_path = "", bool p_just_validate = false, const String &p_self_path = "", bool p_for_completion = false, Set<int> *r_safe_lines = NULL);
 	Error parse_bytecode(const Vector<uint8_t> &p_bytecode, const String &p_base_path = "", const String &p_self_path = "");
 
 	bool is_tool_script() const;