From 817fb3d702f7bdc25879e30df68ded737f7c7d97 Mon Sep 17 00:00:00 2001 From: George Marques Date: Thu, 26 Nov 2020 12:27:48 -0300 Subject: [PATCH] GDScript: Give an error if dependency can't be parsed Otherwise this may lead to a crash when the dependency is not present. --- modules/gdscript/gdscript_analyzer.cpp | 14 +++++++++++--- modules/gdscript/gdscript_analyzer.h | 2 +- 2 files changed, 12 insertions(+), 4 deletions(-) diff --git a/modules/gdscript/gdscript_analyzer.cpp b/modules/gdscript/gdscript_analyzer.cpp index 851994eff385..794a4293f1a8 100644 --- a/modules/gdscript/gdscript_analyzer.cpp +++ b/modules/gdscript/gdscript_analyzer.cpp @@ -2029,9 +2029,17 @@ void GDScriptAnalyzer::reduce_get_node(GDScriptParser::GetNodeNode *p_get_node) p_get_node->set_datatype(result); } -GDScriptParser::DataType GDScriptAnalyzer::make_global_class_meta_type(const StringName &p_class_name) { +GDScriptParser::DataType GDScriptAnalyzer::make_global_class_meta_type(const StringName &p_class_name, const GDScriptParser::Node *p_source) { Ref ref = get_parser_for(ScriptServer::get_global_class_path(p_class_name)); - ref->raise_status(GDScriptParserRef::INTERFACE_SOLVED); + Error err = ref->raise_status(GDScriptParserRef::INTERFACE_SOLVED); + + if (err) { + push_error(vformat(R"(Could not resolve class "%s", because of a parser error.)", p_class_name), p_source); + GDScriptParser::DataType type; + type.type_source = GDScriptParser::DataType::UNDETECTED; + type.kind = GDScriptParser::DataType::VARIANT; + return type; + } GDScriptParser::DataType type; type.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT; @@ -2303,7 +2311,7 @@ void GDScriptAnalyzer::reduce_identifier(GDScriptParser::IdentifierNode *p_ident } if (ScriptServer::is_global_class(name)) { - p_identifier->set_datatype(make_global_class_meta_type(name)); + p_identifier->set_datatype(make_global_class_meta_type(name, p_identifier)); return; } diff --git a/modules/gdscript/gdscript_analyzer.h b/modules/gdscript/gdscript_analyzer.h index 0a952cc62172..4fb9c633f16a 100644 --- a/modules/gdscript/gdscript_analyzer.h +++ b/modules/gdscript/gdscript_analyzer.h @@ -96,7 +96,7 @@ class GDScriptAnalyzer { GDScriptParser::DataType type_from_variant(const Variant &p_value, const GDScriptParser::Node *p_source); GDScriptParser::DataType type_from_metatype(const GDScriptParser::DataType &p_meta_type) const; GDScriptParser::DataType type_from_property(const PropertyInfo &p_property) const; - GDScriptParser::DataType make_global_class_meta_type(const StringName &p_class_name); + GDScriptParser::DataType make_global_class_meta_type(const StringName &p_class_name, const GDScriptParser::Node *p_source); bool get_function_signature(GDScriptParser::Node *p_source, GDScriptParser::DataType base_type, const StringName &p_function, GDScriptParser::DataType &r_return_type, List &r_par_types, int &r_default_arg_count, bool &r_static, bool &r_vararg); bool function_signature_from_info(const MethodInfo &p_info, GDScriptParser::DataType &r_return_type, List &r_par_types, int &r_default_arg_count, bool &r_static, bool &r_vararg); bool validate_call_arg(const List &p_par_types, int p_default_args_count, bool p_is_vararg, const GDScriptParser::CallNode *p_call);