diff options
Diffstat (limited to 'modules/gdscript/gdscript_analyzer.cpp')
| -rw-r--r-- | modules/gdscript/gdscript_analyzer.cpp | 488 |
1 files changed, 363 insertions, 125 deletions
diff --git a/modules/gdscript/gdscript_analyzer.cpp b/modules/gdscript/gdscript_analyzer.cpp index 7ea0603d57..fd04d3c660 100644 --- a/modules/gdscript/gdscript_analyzer.cpp +++ b/modules/gdscript/gdscript_analyzer.cpp @@ -580,6 +580,7 @@ GDScriptParser::DataType GDScriptAnalyzer::resolve_datatype(GDScriptParser::Type if (result.builtin_type == Variant::ARRAY) { GDScriptParser::DataType container_type = type_from_metatype(resolve_datatype(p_type->container_type)); if (container_type.kind != GDScriptParser::DataType::VARIANT) { + container_type.is_constant = false; result.set_container_element_type(container_type); } } @@ -1049,7 +1050,7 @@ void GDScriptAnalyzer::resolve_class_body(GDScriptParser::ClassNode *p_class, co resolve_class_body(base_class, p_class); } - // Do functions and properties now. + // Do functions, properties, and groups now. for (int i = 0; i < p_class->members.size(); i++) { GDScriptParser::ClassNode::Member member = p_class->members[i]; if (member.type == GDScriptParser::ClassNode::Member::FUNCTION) { @@ -1089,6 +1090,10 @@ void GDScriptAnalyzer::resolve_class_body(GDScriptParser::ClassNode *p_class, co resolve_function_body(member.variable->setter); } } + } else if (member.type == GDScriptParser::ClassNode::Member::GROUP) { + // Apply annotation (`@export_{category,group,subgroup}`). + resolve_annotation(member.annotation); + member.annotation->apply(parser, nullptr); } } @@ -1567,18 +1572,18 @@ void GDScriptAnalyzer::resolve_assignable(GDScriptParser::AssignableNode *p_assi if (p_assignable->initializer->type == GDScriptParser::Node::ARRAY) { GDScriptParser::ArrayNode *array = static_cast<GDScriptParser::ArrayNode *>(p_assignable->initializer); - if ((p_assignable->infer_datatype && array->elements.size() > 0) || (has_specified_type && specified_type.has_container_element_type())) { - update_array_literal_element_type(specified_type, array); + if (has_specified_type && specified_type.has_container_element_type()) { + update_array_literal_element_type(array, specified_type.get_container_element_type()); } } - if (is_constant) { - if (p_assignable->initializer->type == GDScriptParser::Node::ARRAY) { - const_fold_array(static_cast<GDScriptParser::ArrayNode *>(p_assignable->initializer), true); - } else if (p_assignable->initializer->type == GDScriptParser::Node::DICTIONARY) { - const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(p_assignable->initializer), true); - } - if (!p_assignable->initializer->is_constant) { + if (is_constant && !p_assignable->initializer->is_constant) { + bool is_initializer_value_reduced = false; + Variant initializer_value = make_expression_reduced_value(p_assignable->initializer, is_initializer_value_reduced); + if (is_initializer_value_reduced) { + p_assignable->initializer->is_constant = true; + p_assignable->initializer->reduced_value = initializer_value; + } else { push_error(vformat(R"(Assigned value for %s "%s" isn't a constant expression.)", p_kind, p_assignable->identifier->name), p_assignable->initializer); } } @@ -1626,6 +1631,8 @@ void GDScriptAnalyzer::resolve_assignable(GDScriptParser::AssignableNode *p_assi } else { push_error(vformat(R"(Cannot assign a value of type %s to %s "%s" with specified type %s.)", initializer_type.to_string(), p_kind, p_assignable->identifier->name, specified_type.to_string()), p_assignable->initializer); } + } else if (specified_type.has_container_element_type() && !initializer_type.has_container_element_type()) { + mark_node_unsafe(p_assignable->initializer); #ifdef DEBUG_ENABLED } else if (specified_type.builtin_type == Variant::INT && initializer_type.builtin_type == Variant::FLOAT) { parser->push_warning(p_assignable->initializer, GDScriptWarning::NARROWING_CONVERSION); @@ -1965,20 +1972,40 @@ void GDScriptAnalyzer::resolve_return(GDScriptParser::ReturnNode *p_return) { } if (p_return->return_value != nullptr) { - reduce_expression(p_return->return_value); - if (p_return->return_value->type == GDScriptParser::Node::ARRAY) { - // Check if assigned value is an array literal, so we can make it a typed array too if appropriate. - if (has_expected_type && expected_type.has_container_element_type() && p_return->return_value->type == GDScriptParser::Node::ARRAY) { - update_array_literal_element_type(expected_type, static_cast<GDScriptParser::ArrayNode *>(p_return->return_value)); + bool is_void_function = has_expected_type && expected_type.is_hard_type() && expected_type.kind == GDScriptParser::DataType::BUILTIN && expected_type.builtin_type == Variant::NIL; + bool is_call = p_return->return_value->type == GDScriptParser::Node::CALL; + if (is_void_function && is_call) { + // Pretend the call is a root expression to allow those that are "void". + reduce_call(static_cast<GDScriptParser::CallNode *>(p_return->return_value), false, true); + } else { + reduce_expression(p_return->return_value); + } + if (is_void_function) { + p_return->void_return = true; + const GDScriptParser::DataType &return_type = p_return->return_value->datatype; + if (is_call && !return_type.is_hard_type()) { + String function_name = parser->current_function->identifier ? parser->current_function->identifier->name.operator String() : String("<anonymous function>"); + String called_function_name = static_cast<GDScriptParser::CallNode *>(p_return->return_value)->function_name.operator String(); +#ifdef DEBUG_ENABLED + parser->push_warning(p_return, GDScriptWarning::UNSAFE_VOID_RETURN, function_name, called_function_name); +#endif + mark_node_unsafe(p_return); + } else if (!is_call) { + push_error("A void function cannot return a value.", p_return); } + result.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT; + result.kind = GDScriptParser::DataType::BUILTIN; + result.builtin_type = Variant::NIL; + result.is_constant = true; + } else { + if (p_return->return_value->type == GDScriptParser::Node::ARRAY && has_expected_type && expected_type.has_container_element_type()) { + update_array_literal_element_type(static_cast<GDScriptParser::ArrayNode *>(p_return->return_value), expected_type.get_container_element_type()); + } + if (has_expected_type && expected_type.is_hard_type() && p_return->return_value->is_constant) { + update_const_expression_builtin_type(p_return->return_value, expected_type, "return"); + } + result = p_return->return_value->get_datatype(); } - if (has_expected_type && expected_type.is_hard_type() && expected_type.kind == GDScriptParser::DataType::BUILTIN && expected_type.builtin_type == Variant::NIL) { - push_error("A void function cannot return a value.", p_return); - } - if (has_expected_type && expected_type.is_hard_type() && p_return->return_value->is_constant) { - update_const_expression_builtin_type(p_return->return_value, expected_type, "return"); - } - result = p_return->return_value->get_datatype(); } else { // Return type is null by default. result.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT; @@ -2179,49 +2206,26 @@ void GDScriptAnalyzer::update_const_expression_builtin_type(GDScriptParser::Expr // When an array literal is stored (or passed as function argument) to a typed context, we then assume the array is typed. // This function determines which type is that (if any). -void GDScriptAnalyzer::update_array_literal_element_type(const GDScriptParser::DataType &p_base_type, GDScriptParser::ArrayNode *p_array_literal) { - GDScriptParser::DataType array_type = p_array_literal->get_datatype(); - if (p_array_literal->elements.size() == 0) { - // Empty array literal, just make the same type as the storage. - array_type.set_container_element_type(p_base_type.get_container_element_type()); - } else { - // Check if elements match. - bool all_same_type = true; - bool all_have_type = true; - - GDScriptParser::DataType element_type; - for (int i = 0; i < p_array_literal->elements.size(); i++) { - if (i == 0) { - element_type = p_array_literal->elements[0]->get_datatype(); - } else { - GDScriptParser::DataType this_element_type = p_array_literal->elements[i]->get_datatype(); - if (this_element_type.has_no_type()) { - all_same_type = false; - all_have_type = false; - break; - } else if (element_type != this_element_type) { - if (!is_type_compatible(element_type, this_element_type, false)) { - if (is_type_compatible(this_element_type, element_type, false)) { - // This element is a super-type to the previous type, so we use the super-type. - element_type = this_element_type; - } else { - // It's incompatible. - all_same_type = false; - break; - } - } - } - } +void GDScriptAnalyzer::update_array_literal_element_type(GDScriptParser::ArrayNode *p_array, const GDScriptParser::DataType &p_element_type) { + for (int i = 0; i < p_array->elements.size(); i++) { + GDScriptParser::ExpressionNode *element_node = p_array->elements[i]; + if (element_node->is_constant) { + update_const_expression_builtin_type(element_node, p_element_type, "include"); } - if (all_same_type) { - element_type.is_constant = false; - array_type.set_container_element_type(element_type); - } else if (all_have_type) { - push_error(vformat(R"(Variant array is not compatible with an array of type "%s".)", p_base_type.get_container_element_type().to_string()), p_array_literal); + const GDScriptParser::DataType &element_type = element_node->get_datatype(); + if (element_type.has_no_type() || element_type.is_variant() || !element_type.is_hard_type()) { + mark_node_unsafe(element_node); + continue; + } + if (!is_type_compatible(p_element_type, element_type, true, p_array)) { + push_error(vformat(R"(Cannot have an element of type "%s" in an array of type "Array[%s]".)", element_type.to_string(), p_element_type.to_string()), element_node); + return; } } - // Update the type on the value itself. - p_array_literal->set_datatype(array_type); + + GDScriptParser::DataType array_type = p_array->get_datatype(); + array_type.set_container_element_type(p_element_type); + p_array->set_datatype(array_type); } void GDScriptAnalyzer::reduce_assignment(GDScriptParser::AssignmentNode *p_assignment) { @@ -2236,11 +2240,33 @@ void GDScriptAnalyzer::reduce_assignment(GDScriptParser::AssignmentNode *p_assig if (assignee_type.is_constant || (p_assignment->assignee->type == GDScriptParser::Node::SUBSCRIPT && static_cast<GDScriptParser::SubscriptNode *>(p_assignment->assignee)->base->is_constant)) { push_error("Cannot assign a new value to a constant.", p_assignment->assignee); + return; + } else if (assignee_type.is_read_only) { + push_error("Cannot assign a new value to a read-only property.", p_assignment->assignee); + return; + } else if (p_assignment->assignee->type == GDScriptParser::Node::SUBSCRIPT) { + GDScriptParser::SubscriptNode *sub = static_cast<GDScriptParser::SubscriptNode *>(p_assignment->assignee); + while (sub) { + const GDScriptParser::DataType &base_type = sub->base->datatype; + if (base_type.is_hard_type() && base_type.is_read_only) { + if (base_type.kind == GDScriptParser::DataType::BUILTIN && !Variant::is_type_shared(base_type.builtin_type)) { + push_error("Cannot assign a new value to a read-only property.", p_assignment->assignee); + return; + } + } else { + break; + } + if (sub->base->type == GDScriptParser::Node::SUBSCRIPT) { + sub = static_cast<GDScriptParser::SubscriptNode *>(sub->base); + } else { + sub = nullptr; + } + } } // Check if assigned value is an array literal, so we can make it a typed array too if appropriate. - if (assignee_type.has_container_element_type() && p_assignment->assigned_value->type == GDScriptParser::Node::ARRAY) { - update_array_literal_element_type(assignee_type, static_cast<GDScriptParser::ArrayNode *>(p_assignment->assigned_value)); + if (p_assignment->assigned_value->type == GDScriptParser::Node::ARRAY && assignee_type.has_container_element_type()) { + update_array_literal_element_type(static_cast<GDScriptParser::ArrayNode *>(p_assignment->assigned_value), assignee_type.get_container_element_type()); } if (p_assignment->operation == GDScriptParser::AssignmentNode::OP_NONE && assignee_type.is_hard_type() && p_assignment->assigned_value->is_constant) { @@ -2318,6 +2344,9 @@ void GDScriptAnalyzer::reduce_assignment(GDScriptParser::AssignmentNode *p_assig // weak non-variant assignee and incompatible result downgrades_assignee = true; } + } else if (assignee_type.has_container_element_type() && !op_type.has_container_element_type()) { + // typed array assignee and untyped array result + mark_node_unsafe(p_assignment); } } } @@ -2480,6 +2509,62 @@ void GDScriptAnalyzer::reduce_binary_op(GDScriptParser::BinaryOpNode *p_binary_o p_binary_op->set_datatype(result); } +#ifdef TOOLS_ENABLED +#ifndef DISABLE_DEPRECATED +const char *GDScriptAnalyzer::get_rename_from_map(const char *map[][2], String key) { + for (int index = 0; map[index][0]; index++) { + if (map[index][0] == key) { + return map[index][1]; + } + } + return nullptr; +} + +// Checks if an identifier/function name has been renamed in Godot 4, uses ProjectConverter3To4 for rename map. +// Returns the new name if found, nullptr otherwise. +const char *GDScriptAnalyzer::check_for_renamed_identifier(String identifier, GDScriptParser::Node::Type type) { + switch (type) { + case GDScriptParser::Node::IDENTIFIER: { + // Check properties + const char *result = get_rename_from_map(ProjectConverter3To4::gdscript_properties_renames, identifier); + if (result) { + return result; + } + // Check enum values + result = get_rename_from_map(ProjectConverter3To4::enum_renames, identifier); + if (result) { + return result; + } + // Check color constants + result = get_rename_from_map(ProjectConverter3To4::color_renames, identifier); + if (result) { + return result; + } + // Check type names + result = get_rename_from_map(ProjectConverter3To4::class_renames, identifier); + if (result) { + return result; + } + return get_rename_from_map(ProjectConverter3To4::builtin_types_renames, identifier); + } + case GDScriptParser::Node::CALL: { + const char *result = get_rename_from_map(ProjectConverter3To4::gdscript_function_renames, identifier); + if (result) { + return result; + } + // Built-in Types are mistaken for function calls when the built-in type is not found. + // Check built-in types if function rename not found + return get_rename_from_map(ProjectConverter3To4::builtin_types_renames, identifier); + } + // Signal references don't get parsed through the GDScriptAnalyzer. No support for signal rename hints. + default: + // No rename found, return null + return nullptr; + } +} +#endif // DISABLE_DEPRECATED +#endif // TOOLS_ENABLED + void GDScriptAnalyzer::reduce_call(GDScriptParser::CallNode *p_call, bool p_is_await, bool p_is_root) { bool all_is_constant = true; HashMap<int, GDScriptParser::ArrayNode *> arrays; // For array literal to potentially type when passing. @@ -2818,7 +2903,7 @@ void GDScriptAnalyzer::reduce_call(GDScriptParser::CallNode *p_call, bool p_is_a for (const KeyValue<int, GDScriptParser::ArrayNode *> &E : arrays) { int index = E.key; if (index < par_types.size() && par_types[index].has_container_element_type()) { - update_array_literal_element_type(par_types[index], E.value); + update_array_literal_element_type(E.value, par_types[index].get_container_element_type()); } } validate_call_arg(par_types, default_arg_count, is_vararg, p_call); @@ -2897,7 +2982,22 @@ void GDScriptAnalyzer::reduce_call(GDScriptParser::CallNode *p_call, bool p_is_a } if (!found && (is_self || (base_type.is_hard_type() && base_type.kind == GDScriptParser::DataType::BUILTIN))) { String base_name = is_self && !p_call->is_super ? "self" : base_type.to_string(); +#ifdef TOOLS_ENABLED +#ifndef DISABLE_DEPRECATED + String rename_hint = String(); + if (GLOBAL_GET(GDScriptWarning::get_settings_path_from_code(GDScriptWarning::Code::RENAMED_IN_GD4_HINT)).booleanize()) { + const char *renamed_function_name = check_for_renamed_identifier(p_call->function_name, p_call->type); + if (renamed_function_name) { + rename_hint = " " + vformat(R"(Did you mean to use "%s"?)", String(renamed_function_name) + "()"); + } + } + push_error(vformat(R"*(Function "%s()" not found in base %s.%s)*", p_call->function_name, base_name, rename_hint), p_call->is_super ? p_call : p_call->callee); +#else // !DISABLE_DEPRECATED + push_error(vformat(R"*(Function "%s()" not found in base %s.)*", p_call->function_name, base_name), p_call->is_super ? p_call : p_call->callee); +#endif // DISABLE_DEPRECATED +#else push_error(vformat(R"*(Function "%s()" not found in base %s.)*", p_call->function_name, base_name), p_call->is_super ? p_call : p_call->callee); +#endif } else if (!found && (!p_call->is_super && base_type.is_hard_type() && base_type.kind == GDScriptParser::DataType::NATIVE && base_type.is_meta_type)) { push_error(vformat(R"*(Static function "%s()" not found in base "%s".)*", p_call->function_name, base_type.native_type), p_call); } @@ -2929,6 +3029,10 @@ void GDScriptAnalyzer::reduce_cast(GDScriptParser::CastNode *p_cast) { } } + if (p_cast->operand->type == GDScriptParser::Node::ARRAY && cast_type.has_container_element_type()) { + update_array_literal_element_type(static_cast<GDScriptParser::ArrayNode *>(p_cast->operand), cast_type.get_container_element_type()); + } + if (!cast_type.is_variant()) { GDScriptParser::DataType op_type = p_cast->operand->get_datatype(); if (op_type.is_variant() || !op_type.is_hard_type()) { @@ -3034,10 +3138,12 @@ void GDScriptAnalyzer::reduce_identifier_from_base_set_class(GDScriptParser::Ide p_identifier->set_datatype(p_identifier_datatype); Error err = OK; - GDScript *scr = GDScriptCache::get_shallow_script(p_identifier_datatype.script_path, err).ptr(); - ERR_FAIL_COND_MSG(err != OK, vformat(R"(Error while getting cache for script "%s".)", p_identifier_datatype.script_path)); - scr = scr->find_class(p_identifier_datatype.class_type->fqcn); - p_identifier->reduced_value = scr; + Ref<GDScript> scr = GDScriptCache::get_shallow_script(p_identifier_datatype.script_path, err); + if (err) { + push_error(vformat(R"(Error while getting cache for script "%s".)", p_identifier_datatype.script_path), p_identifier); + return; + } + p_identifier->reduced_value = scr->find_class(p_identifier_datatype.class_type->fqcn); p_identifier->is_constant = true; } @@ -3081,7 +3187,22 @@ void GDScriptAnalyzer::reduce_identifier_from_base(GDScriptParser::IdentifierNod p_identifier->reduced_value = result; p_identifier->set_datatype(type_from_variant(result, p_identifier)); } else if (base.is_hard_type()) { - push_error(vformat(R"(Cannot find constant "%s" on type "%s".)", name, base.to_string()), p_identifier); +#ifdef TOOLS_ENABLED +#ifndef DISABLE_DEPRECATED + String rename_hint = String(); + if (GLOBAL_GET(GDScriptWarning::get_settings_path_from_code(GDScriptWarning::Code::RENAMED_IN_GD4_HINT)).booleanize()) { + const char *renamed_identifier_name = check_for_renamed_identifier(name, p_identifier->type); + if (renamed_identifier_name) { + rename_hint = " " + vformat(R"(Did you mean to use "%s"?)", renamed_identifier_name); + } + } + push_error(vformat(R"(Cannot find constant "%s" on base "%s".%s)", name, base.to_string(), rename_hint), p_identifier); +#else // !DISABLE_DEPRECATED + push_error(vformat(R"(Cannot find constant "%s" on base "%s".)", name, base.to_string()), p_identifier); +#endif // DISABLE_DEPRECATED +#else + push_error(vformat(R"(Cannot find constant "%s" on base "%s".)", name, base.to_string()), p_identifier); +#endif } } else { switch (base.builtin_type) { @@ -3110,7 +3231,22 @@ void GDScriptAnalyzer::reduce_identifier_from_base(GDScriptParser::IdentifierNod } } if (base.is_hard_type()) { +#ifdef TOOLS_ENABLED +#ifndef DISABLE_DEPRECATED + String rename_hint = String(); + if (GLOBAL_GET(GDScriptWarning::get_settings_path_from_code(GDScriptWarning::Code::RENAMED_IN_GD4_HINT)).booleanize()) { + const char *renamed_identifier_name = check_for_renamed_identifier(name, p_identifier->type); + if (renamed_identifier_name) { + rename_hint = " " + vformat(R"(Did you mean to use "%s"?)", renamed_identifier_name); + } + } + push_error(vformat(R"(Cannot find property "%s" on base "%s".%s)", name, base.to_string(), rename_hint), p_identifier); +#else // !DISABLE_DEPRECATED push_error(vformat(R"(Cannot find property "%s" on base "%s".)", name, base.to_string()), p_identifier); +#endif // DISABLE_DEPRECATED +#else + push_error(vformat(R"(Cannot find property "%s" on base "%s".)", name, base.to_string()), p_identifier); +#endif } } } @@ -3215,7 +3351,8 @@ void GDScriptAnalyzer::reduce_identifier_from_base(GDScriptParser::IdentifierNod StringName getter_name = ClassDB::get_property_getter(native, name); MethodBind *getter = ClassDB::get_method(native, getter_name); if (getter != nullptr) { - p_identifier->set_datatype(type_from_property(getter->get_return_info())); + bool has_setter = ClassDB::get_property_setter(native, name) != StringName(); + p_identifier->set_datatype(type_from_property(getter->get_return_info(), false, !has_setter)); p_identifier->source = GDScriptParser::IdentifierNode::INHERITED_VARIABLE; } return; @@ -3449,7 +3586,22 @@ void GDScriptAnalyzer::reduce_identifier(GDScriptParser::IdentifierNode *p_ident if (GDScriptUtilityFunctions::function_exists(name)) { push_error(vformat(R"(Built-in function "%s" cannot be used as an identifier.)", name), p_identifier); } else { +#ifdef TOOLS_ENABLED +#ifndef DISABLE_DEPRECATED + String rename_hint = String(); + if (GLOBAL_GET(GDScriptWarning::get_settings_path_from_code(GDScriptWarning::Code::RENAMED_IN_GD4_HINT)).booleanize()) { + const char *renamed_identifier_name = check_for_renamed_identifier(name, p_identifier->type); + if (renamed_identifier_name) { + rename_hint = " " + vformat(R"(Did you mean to use "%s"?)", renamed_identifier_name); + } + } + push_error(vformat(R"(Identifier "%s" not declared in the current scope.%s)", name, rename_hint), p_identifier); +#else // !DISABLE_DEPRECATED + push_error(vformat(R"(Identifier "%s" not declared in the current scope.)", name), p_identifier); +#endif // DISABLE_DEPRECATED +#else push_error(vformat(R"(Identifier "%s" not declared in the current scope.)", name), p_identifier); +#endif } GDScriptParser::DataType dummy; dummy.kind = GDScriptParser::DataType::VARIANT; @@ -3581,12 +3733,6 @@ void GDScriptAnalyzer::reduce_subscript(GDScriptParser::SubscriptNode *p_subscri reduce_identifier(static_cast<GDScriptParser::IdentifierNode *>(p_subscript->base), true); } else { reduce_expression(p_subscript->base); - - if (p_subscript->base->type == GDScriptParser::Node::ARRAY) { - const_fold_array(static_cast<GDScriptParser::ArrayNode *>(p_subscript->base), false); - } else if (p_subscript->base->type == GDScriptParser::Node::DICTIONARY) { - const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(p_subscript->base), false); - } } GDScriptParser::DataType result_type; @@ -3911,58 +4057,154 @@ void GDScriptAnalyzer::reduce_unary_op(GDScriptParser::UnaryOpNode *p_unary_op) p_unary_op->set_datatype(result); } -void GDScriptAnalyzer::const_fold_array(GDScriptParser::ArrayNode *p_array, bool p_is_const) { - for (int i = 0; i < p_array->elements.size(); i++) { - GDScriptParser::ExpressionNode *element = p_array->elements[i]; +Variant GDScriptAnalyzer::make_expression_reduced_value(GDScriptParser::ExpressionNode *p_expression, bool &is_reduced) { + Variant value; - if (element->type == GDScriptParser::Node::ARRAY) { - const_fold_array(static_cast<GDScriptParser::ArrayNode *>(element), p_is_const); - } else if (element->type == GDScriptParser::Node::DICTIONARY) { - const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(element), p_is_const); - } + if (p_expression == nullptr) { + return value; + } - if (!element->is_constant) { - return; - } + if (p_expression->is_constant) { + is_reduced = true; + value = p_expression->reduced_value; + } else if (p_expression->type == GDScriptParser::Node::ARRAY) { + value = make_array_reduced_value(static_cast<GDScriptParser::ArrayNode *>(p_expression), is_reduced); + } else if (p_expression->type == GDScriptParser::Node::DICTIONARY) { + value = make_dictionary_reduced_value(static_cast<GDScriptParser::DictionaryNode *>(p_expression), is_reduced); + } else if (p_expression->type == GDScriptParser::Node::SUBSCRIPT) { + value = make_subscript_reduced_value(static_cast<GDScriptParser::SubscriptNode *>(p_expression), is_reduced); } - Array array; + return value; +} + +Variant GDScriptAnalyzer::make_array_reduced_value(GDScriptParser::ArrayNode *p_array, bool &is_reduced) { + Array array = p_array->get_datatype().has_container_element_type() ? make_array_from_element_datatype(p_array->get_datatype().get_container_element_type()) : Array(); + array.resize(p_array->elements.size()); for (int i = 0; i < p_array->elements.size(); i++) { - array[i] = p_array->elements[i]->reduced_value; - } - if (p_is_const) { - array.make_read_only(); + GDScriptParser::ExpressionNode *element = p_array->elements[i]; + + bool is_element_value_reduced = false; + Variant element_value = make_expression_reduced_value(element, is_element_value_reduced); + if (!is_element_value_reduced) { + return Variant(); + } + + array[i] = element_value; } - p_array->is_constant = true; - p_array->reduced_value = array; + + array.make_read_only(); + + is_reduced = true; + return array; } -void GDScriptAnalyzer::const_fold_dictionary(GDScriptParser::DictionaryNode *p_dictionary, bool p_is_const) { +Variant GDScriptAnalyzer::make_dictionary_reduced_value(GDScriptParser::DictionaryNode *p_dictionary, bool &is_reduced) { + Dictionary dictionary; + for (int i = 0; i < p_dictionary->elements.size(); i++) { const GDScriptParser::DictionaryNode::Pair &element = p_dictionary->elements[i]; - if (element.value->type == GDScriptParser::Node::ARRAY) { - const_fold_array(static_cast<GDScriptParser::ArrayNode *>(element.value), p_is_const); - } else if (element.value->type == GDScriptParser::Node::DICTIONARY) { - const_fold_dictionary(static_cast<GDScriptParser::DictionaryNode *>(element.value), p_is_const); + bool is_element_key_reduced = false; + Variant element_key = make_expression_reduced_value(element.key, is_element_key_reduced); + if (!is_element_key_reduced) { + return Variant(); } - if (!element.key->is_constant || !element.value->is_constant) { - return; + bool is_element_value_reduced = false; + Variant element_value = make_expression_reduced_value(element.value, is_element_value_reduced); + if (!is_element_value_reduced) { + return Variant(); } + + dictionary[element_key] = element_value; } - Dictionary dict; - for (int i = 0; i < p_dictionary->elements.size(); i++) { - const GDScriptParser::DictionaryNode::Pair &element = p_dictionary->elements[i]; - dict[element.key->reduced_value] = element.value->reduced_value; + dictionary.make_read_only(); + + is_reduced = true; + return dictionary; +} + +Variant GDScriptAnalyzer::make_subscript_reduced_value(GDScriptParser::SubscriptNode *p_subscript, bool &is_reduced) { + if (p_subscript->base == nullptr || p_subscript->index == nullptr) { + return Variant(); } - if (p_is_const) { - dict.make_read_only(); + + bool is_base_value_reduced = false; + Variant base_value = make_expression_reduced_value(p_subscript->base, is_base_value_reduced); + if (!is_base_value_reduced) { + return Variant(); } - p_dictionary->is_constant = true; - p_dictionary->reduced_value = dict; + + if (p_subscript->is_attribute) { + bool is_valid = false; + Variant value = base_value.get_named(p_subscript->attribute->name, is_valid); + if (is_valid) { + is_reduced = true; + return value; + } else { + return Variant(); + } + } else { + bool is_index_value_reduced = false; + Variant index_value = make_expression_reduced_value(p_subscript->index, is_index_value_reduced); + if (!is_index_value_reduced) { + return Variant(); + } + + bool is_valid = false; + Variant value = base_value.get(index_value, &is_valid); + if (is_valid) { + is_reduced = true; + return value; + } else { + return Variant(); + } + } +} + +Array GDScriptAnalyzer::make_array_from_element_datatype(const GDScriptParser::DataType &p_element_datatype, const GDScriptParser::Node *p_source_node) { + Array array; + + Ref<Script> script_type = p_element_datatype.script_type; + if (p_element_datatype.kind == GDScriptParser::DataType::CLASS && script_type.is_null()) { + Error err = OK; + Ref<GDScript> scr = GDScriptCache::get_shallow_script(p_element_datatype.script_path, err); + if (err) { + push_error(vformat(R"(Error while getting cache for script "%s".)", p_element_datatype.script_path), p_source_node); + return array; + } + script_type.reference_ptr(scr->find_class(p_element_datatype.class_type->fqcn)); + } + + array.set_typed(p_element_datatype.builtin_type, p_element_datatype.native_type, script_type); + + return array; +} + +Variant GDScriptAnalyzer::make_variable_default_value(GDScriptParser::VariableNode *p_variable) { + Variant result = Variant(); + + if (p_variable->initializer) { + bool is_initializer_value_reduced = false; + Variant initializer_value = make_expression_reduced_value(p_variable->initializer, is_initializer_value_reduced); + if (is_initializer_value_reduced) { + result = initializer_value; + } + } else { + GDScriptParser::DataType datatype = p_variable->get_datatype(); + if (datatype.is_hard_type() && datatype.kind == GDScriptParser::DataType::BUILTIN && datatype.builtin_type != Variant::OBJECT) { + if (datatype.builtin_type == Variant::ARRAY && datatype.has_container_element_type()) { + result = make_array_from_element_datatype(datatype.get_container_element_type()); + } else { + VariantInternal::initialize(&result, datatype.builtin_type); + } + } + } + + return result; } GDScriptParser::DataType GDScriptAnalyzer::type_from_variant(const Variant &p_value, const GDScriptParser::Node *p_source) { @@ -4049,8 +4291,9 @@ GDScriptParser::DataType GDScriptAnalyzer::type_from_metatype(const GDScriptPars return result; } -GDScriptParser::DataType GDScriptAnalyzer::type_from_property(const PropertyInfo &p_property, bool p_is_arg) const { +GDScriptParser::DataType GDScriptAnalyzer::type_from_property(const PropertyInfo &p_property, bool p_is_arg, bool p_is_readonly) const { GDScriptParser::DataType result; + result.is_read_only = p_is_readonly; result.type_source = GDScriptParser::DataType::ANNOTATED_EXPLICIT; if (p_property.type == Variant::NIL && (p_is_arg || (p_property.usage & PROPERTY_USAGE_NIL_IS_VARIANT))) { // Variant @@ -4433,14 +4676,8 @@ bool GDScriptAnalyzer::is_type_compatible(const GDScriptParser::DataType &p_targ } if (valid && p_target.builtin_type == Variant::ARRAY && p_source.builtin_type == Variant::ARRAY) { // Check the element type. - if (p_target.has_container_element_type()) { - if (!p_source.has_container_element_type()) { - // TODO: Maybe this is valid but unsafe? - // Variant array can't be appended to typed array. - valid = false; - } else { - valid = is_type_compatible(p_target.get_container_element_type(), p_source.get_container_element_type(), p_allow_implicit_conversion); - } + if (p_target.has_container_element_type() && p_source.has_container_element_type()) { + valid = p_target.get_container_element_type() == p_source.get_container_element_type(); } } return valid; @@ -4542,7 +4779,7 @@ bool GDScriptAnalyzer::is_type_compatible(const GDScriptParser::DataType &p_targ return ClassDB::is_parent_class(src_native, GDScript::get_class_static()); } while (src_class != nullptr) { - if (src_class->fqcn == p_target.class_type->fqcn) { + if (src_class == p_target.class_type || src_class->fqcn == p_target.class_type->fqcn) { return true; } src_class = src_class->base_type.class_type; @@ -4642,11 +4879,6 @@ Ref<GDScriptParserRef> GDScriptAnalyzer::get_parser_for(const String &p_path) { } Error GDScriptAnalyzer::resolve_inheritance() { - // Apply annotations. - for (GDScriptParser::AnnotationNode *&E : parser->head->annotations) { - resolve_annotation(E); - E->apply(parser, parser->head); - } return resolve_class_inheritance(parser->head, true); } @@ -4680,6 +4912,12 @@ Error GDScriptAnalyzer::analyze() { return err; } + // Apply annotations. + for (GDScriptParser::AnnotationNode *&E : parser->head->annotations) { + resolve_annotation(E); + E->apply(parser, parser->head); + } + resolve_interface(); resolve_body(); if (!parser->errors.is_empty()) { |