diff options
Diffstat (limited to 'modules/gdscript/gdscript_tokenizer.cpp')
| -rw-r--r-- | modules/gdscript/gdscript_tokenizer.cpp | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/modules/gdscript/gdscript_tokenizer.cpp b/modules/gdscript/gdscript_tokenizer.cpp index a45a73a8d5..ce0f53fcfb 100644 --- a/modules/gdscript/gdscript_tokenizer.cpp +++ b/modules/gdscript/gdscript_tokenizer.cpp @@ -659,12 +659,20 @@ GDScriptTokenizer::Token GDScriptTokenizer::number() { } } - // Allow '_' to be used in a number, for readability. - bool previous_was_underscore = false; + if (base != 10 && is_underscore(_peek())) { // Disallow `0x_` and `0b_`. + Token error = make_error(vformat(R"(Unexpected underscore after "0%c".)", _peek(-1))); + error.start_column = column; + error.leftmost_column = column; + error.end_column = column + 1; + error.rightmost_column = column + 1; + push_error(error); + has_error = true; + } + bool previous_was_underscore = false; // Allow `_` to be used in a number, for readability. while (digit_check_func(_peek()) || is_underscore(_peek())) { if (is_underscore(_peek())) { if (previous_was_underscore) { - Token error = make_error(R"(Only one underscore can be used as a numeric separator.)"); + Token error = make_error(R"(Multiple underscores cannot be adjacent in a numeric literal.)"); error.start_column = column; error.leftmost_column = column; error.end_column = column + 1; @@ -711,7 +719,30 @@ GDScriptTokenizer::Token GDScriptTokenizer::number() { _advance(); // Consume decimal digits. + if (is_underscore(_peek())) { // Disallow `10._`, but allow `10.`. + Token error = make_error(R"(Unexpected underscore after decimal point.)"); + error.start_column = column; + error.leftmost_column = column; + error.end_column = column + 1; + error.rightmost_column = column + 1; + push_error(error); + has_error = true; + } + previous_was_underscore = false; while (is_digit(_peek()) || is_underscore(_peek())) { + if (is_underscore(_peek())) { + if (previous_was_underscore) { + Token error = make_error(R"(Multiple underscores cannot be adjacent in a numeric literal.)"); + error.start_column = column; + error.leftmost_column = column; + error.end_column = column + 1; + error.rightmost_column = column + 1; + push_error(error); + } + previous_was_underscore = true; + } else { + previous_was_underscore = false; + } _advance(); } } @@ -737,7 +768,7 @@ GDScriptTokenizer::Token GDScriptTokenizer::number() { while (is_digit(_peek()) || is_underscore(_peek())) { if (is_underscore(_peek())) { if (previous_was_underscore) { - Token error = make_error(R"(Only one underscore can be used as a numeric separator.)"); + Token error = make_error(R"(Multiple underscores cannot be adjacent in a numeric literal.)"); error.start_column = column; error.leftmost_column = column; error.end_column = column + 1; |