1 files changed, 27 insertions, 20 deletions
diff --git a/editor/project_converter_3_to_4.h b/editor/project_converter_3_to_4.h
index 641bc467ac..420dd79d72 100644
--- a/editor/project_converter_3_to_4.h
+++ b/editor/project_converter_3_to_4.h
@@ -33,31 +33,36 @@
 
 #ifndef DISABLE_DEPRECATED
 
-#include "core/io/file_access.h"
-#include "core/object/ref_counted.h"
+#include "modules/modules_enabled.gen.h" // For regex.
+
+#ifndef MODULE_REGEX_ENABLED
+
+#include "core/error/error_macros.h"
+
+class ProjectConverter3To4 {
+public:
+	ProjectConverter3To4(int, int) {}
+
+	bool validate_conversion() {
+		ERR_FAIL_V_MSG(false, "Can't validate conversion for Godot 3.x projects, because RegEx module is disabled.");
+	}
+
+	bool convert() {
+		ERR_FAIL_V_MSG(false, "Can't run converter for Godot 3.x projects, because RegEx module is disabled.");
+	}
+};
+
+#else // Has regex.
+
 #include "core/string/ustring.h"
 #include "core/templates/local_vector.h"
+#include "core/templates/vector.h"
 
 class RegEx;
 
 class ProjectConverter3To4 {
-public:
 	class RegExContainer;
-	static const char *enum_renames[][2];
-	static const char *gdscript_function_renames[][2];
-	static const char *csharp_function_renames[][2];
-	static const char *gdscript_properties_renames[][2];
-	static const char *csharp_properties_renames[][2];
-	static const char *gdscript_signals_renames[][2];
-	static const char *csharp_signals_renames[][2];
-	static const char *project_settings_renames[][2];
-	static const char *input_map_renames[][2];
-	static const char *builtin_types_renames[][2];
-	static const char *shaders_renames[][2];
-	static const char *class_renames[][2];
-	static const char *color_renames[][2];
-
-private:
+
 	uint64_t maximum_file_size;
 	uint64_t maximum_line_length;
 
@@ -108,10 +113,12 @@ private:
 
 public:
 	ProjectConverter3To4(int, int);
-	int validate_conversion();
-	int convert();
+	bool validate_conversion();
+	bool convert();
 };
 
+#endif // MODULE_REGEX_ENABLED
+
 #endif // DISABLE_DEPRECATED
 
 #endif // PROJECT_CONVERTER_3_TO_4_H