diff options
Diffstat (limited to 'modules/gdscript')
-rw-r--r-- | modules/gdscript/gdscript_parser.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp index ff10008b47..0e498f6895 100644 --- a/modules/gdscript/gdscript_parser.cpp +++ b/modules/gdscript/gdscript_parser.cpp @@ -4121,6 +4121,14 @@ void GDScriptParser::_parse_class(ClassNode *p_class) { sig.name = tokenizer->get_token_identifier(); sig.emissions = 0; sig.line = tokenizer->get_token_line(); + + for (int i = 0; i < current_class->_signals.size(); i++) { + if (current_class->_signals[i].name == sig.name) { + _set_error("The signal \"" + sig.name + "\" already exists in this class (at line: " + itos(current_class->_signals[i].line) + ")."); + return; + } + } + tokenizer->advance(); if (tokenizer->get_token() == GDScriptTokenizer::TK_PARENTHESIS_OPEN) { @@ -7946,6 +7954,47 @@ void GDScriptParser::_check_class_level_types(ClassNode *p_class) { } } + // Signals + DataType base = p_class->base_type; + + while (base.kind == DataType::CLASS) { + ClassNode *base_class = base.class_type; + for (int i = 0; i < p_class->_signals.size(); i++) { + for (int j = 0; j < base_class->_signals.size(); j++) { + if (p_class->_signals[i].name == base_class->_signals[j].name) { + _set_error("The signal \"" + p_class->_signals[i].name + "\" already exists in a parent class.", p_class->_signals[i].line); + return; + } + } + } + base = base_class->base_type; + } + + StringName native; + if (base.kind == DataType::GDSCRIPT || base.kind == DataType::SCRIPT) { + Ref<Script> scr = base.script_type; + if (scr.is_valid() && scr->is_valid()) { + native = scr->get_instance_base_type(); + for (int i = 0; i < p_class->_signals.size(); i++) { + if (scr->has_script_signal(p_class->_signals[i].name)) { + _set_error("The signal \"" + p_class->_signals[i].name + "\" already exists in a parent class.", p_class->_signals[i].line); + return; + } + } + } + } else if (base.kind == DataType::NATIVE) { + native = base.native_type; + } + + if (native != StringName()) { + for (int i = 0; i < p_class->_signals.size(); i++) { + if (ClassDB::has_signal(native, p_class->_signals[i].name)) { + _set_error("The signal \"" + p_class->_signals[i].name + "\" already exists in a parent class.", p_class->_signals[i].line); + return; + } + } + } + // Inner classes for (int i = 0; i < p_class->subclasses.size(); i++) { current_class = p_class->subclasses[i]; |