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-rw-r--r--modules/gdscript/gdscript_tokenizer.cpp13
1 files changed, 11 insertions, 2 deletions
diff --git a/modules/gdscript/gdscript_tokenizer.cpp b/modules/gdscript/gdscript_tokenizer.cpp
index cd247d1d26..05ea061798 100644
--- a/modules/gdscript/gdscript_tokenizer.cpp
+++ b/modules/gdscript/gdscript_tokenizer.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -795,6 +795,15 @@ GDScriptTokenizer::Token GDScriptTokenizer::string() {
char32_t ch = _peek();
+ if (ch == 0x200E || ch == 0x200F || (ch >= 0x202A && ch <= 0x202E) || (ch >= 0x2066 && ch <= 0x2069)) {
+ Token error = make_error("Invisible text direction control character present in the string, escape it (\"\\u" + String::num_int64(ch, 16) + "\") to avoid confusion.");
+ error.start_column = column;
+ error.leftmost_column = error.start_column;
+ error.end_column = column + 1;
+ error.rightmost_column = error.end_column;
+ push_error(error);
+ }
+
if (ch == '\\') {
// Escape pattern.
_advance();