diff options
13 files changed, 91 insertions, 18 deletions
diff --git a/core/variant/variant.cpp b/core/variant/variant.cpp index 672b030806..04e1561a0c 100644 --- a/core/variant/variant.cpp +++ b/core/variant/variant.cpp @@ -3601,15 +3601,6 @@ bool Variant::is_type_shared(Variant::Type p_type) { case OBJECT: case ARRAY: case DICTIONARY: - case PACKED_BYTE_ARRAY: - case PACKED_INT32_ARRAY: - case PACKED_INT64_ARRAY: - case PACKED_FLOAT32_ARRAY: - case PACKED_FLOAT64_ARRAY: - case PACKED_STRING_ARRAY: - case PACKED_VECTOR2_ARRAY: - case PACKED_VECTOR3_ARRAY: - case PACKED_COLOR_ARRAY: return true; default: { } diff --git a/modules/gdscript/gdscript_analyzer.cpp b/modules/gdscript/gdscript_analyzer.cpp index cdb4f29854..fd04d3c660 100644 --- a/modules/gdscript/gdscript_analyzer.cpp +++ b/modules/gdscript/gdscript_analyzer.cpp @@ -2240,6 +2240,28 @@ 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. @@ -3329,7 +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; @@ -4268,8 +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 diff --git a/modules/gdscript/gdscript_analyzer.h b/modules/gdscript/gdscript_analyzer.h index b51564fb0a..75d52509a4 100644 --- a/modules/gdscript/gdscript_analyzer.h +++ b/modules/gdscript/gdscript_analyzer.h @@ -115,7 +115,7 @@ class GDScriptAnalyzer { Array make_array_from_element_datatype(const GDScriptParser::DataType &p_element_datatype, const GDScriptParser::Node *p_source_node = nullptr); GDScriptParser::DataType type_from_variant(const Variant &p_value, const GDScriptParser::Node *p_source); static GDScriptParser::DataType type_from_metatype(const GDScriptParser::DataType &p_meta_type); - GDScriptParser::DataType type_from_property(const PropertyInfo &p_property, bool p_is_arg = false) const; + GDScriptParser::DataType type_from_property(const PropertyInfo &p_property, bool p_is_arg = false, bool p_is_readonly = false) const; 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, bool p_is_constructor, GDScriptParser::DataType base_type, const StringName &p_function, GDScriptParser::DataType &r_return_type, List<GDScriptParser::DataType> &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<GDScriptParser::DataType> &r_par_types, int &r_default_arg_count, bool &r_static, bool &r_vararg); diff --git a/modules/gdscript/gdscript_parser.h b/modules/gdscript/gdscript_parser.h index 07dac25ec5..bc0fe58fa7 100644 --- a/modules/gdscript/gdscript_parser.h +++ b/modules/gdscript/gdscript_parser.h @@ -122,6 +122,7 @@ public: TypeSource type_source = UNDETECTED; bool is_constant = false; + bool is_read_only = false; bool is_meta_type = false; bool is_coroutine = false; // For function calls. @@ -206,6 +207,7 @@ public: void operator=(const DataType &p_other) { kind = p_other.kind; type_source = p_other.type_source; + is_read_only = p_other.is_read_only; is_constant = p_other.is_constant; is_meta_type = p_other.is_meta_type; is_coroutine = p_other.is_coroutine; diff --git a/modules/gdscript/gdscript_vm.cpp b/modules/gdscript/gdscript_vm.cpp index e18a4a6190..b99f5d2685 100644 --- a/modules/gdscript/gdscript_vm.cpp +++ b/modules/gdscript/gdscript_vm.cpp @@ -811,13 +811,22 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a #ifdef DEBUG_ENABLED if (!valid) { + Object *obj = dst->get_validated_object(); String v = index->operator String(); - if (!v.is_empty()) { - v = "'" + v + "'"; + bool read_only_property = false; + if (obj) { + read_only_property = ClassDB::has_property(obj->get_class_name(), v) && (ClassDB::get_property_setter(obj->get_class_name(), v) == StringName()); + } + if (read_only_property) { + err_text = vformat(R"(Cannot set value into property "%s" (on base "%s") because it is read-only.)", v, _get_var_type(dst)); } else { - v = "of type '" + _get_var_type(index) + "'"; + if (!v.is_empty()) { + v = "'" + v + "'"; + } else { + v = "of type '" + _get_var_type(index) + "'"; + } + err_text = "Invalid set index " + v + " (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'"; } - err_text = "Invalid set index " + v + " (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'"; OPCODE_BREAK; } #endif @@ -1003,8 +1012,16 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a #ifdef DEBUG_ENABLED if (!valid) { - String err_type; - err_text = "Invalid set index '" + String(*index) + "' (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'."; + Object *obj = dst->get_validated_object(); + bool read_only_property = false; + if (obj) { + read_only_property = ClassDB::has_property(obj->get_class_name(), *index) && (ClassDB::get_property_setter(obj->get_class_name(), *index) == StringName()); + } + if (read_only_property) { + err_text = vformat(R"(Cannot set value into property "%s" (on base "%s") because it is read-only.)", String(*index), _get_var_type(dst)); + } else { + err_text = "Invalid set index '" + String(*index) + "' (on base: '" + _get_var_type(dst) + "') with value of type '" + _get_var_type(value) + "'."; + } OPCODE_BREAK; } #endif diff --git a/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.gd b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.gd new file mode 100644 index 0000000000..2b1c4c9594 --- /dev/null +++ b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.gd @@ -0,0 +1,4 @@ +func test(): + var tree := SceneTree.new() + tree.root = Window.new() + tree.free() diff --git a/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.out b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.out new file mode 100644 index 0000000000..b236d70ec8 --- /dev/null +++ b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property.out @@ -0,0 +1,2 @@ +GDTEST_ANALYZER_ERROR +Cannot assign a new value to a read-only property. diff --git a/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.gd b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.gd new file mode 100644 index 0000000000..c97ee0ea69 --- /dev/null +++ b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.gd @@ -0,0 +1,4 @@ +func test(): + var state := PhysicsDirectBodyState3DExtension.new() + state.center_of_mass.x += 1.0 + state.free() diff --git a/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.out b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.out new file mode 100644 index 0000000000..b236d70ec8 --- /dev/null +++ b/modules/gdscript/tests/scripts/analyzer/errors/assign_to_read_only_property_indirectly.out @@ -0,0 +1,2 @@ +GDTEST_ANALYZER_ERROR +Cannot assign a new value to a read-only property. diff --git a/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.gd b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.gd new file mode 100644 index 0000000000..19c4186622 --- /dev/null +++ b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.gd @@ -0,0 +1,7 @@ +func test(): + var state = PhysicsDirectBodyState3DExtension.new() + assign(state) + state.free() + +func assign(state): + state.center_of_mass.x -= 1.0 diff --git a/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.out b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.out new file mode 100644 index 0000000000..c181c5dd02 --- /dev/null +++ b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property.out @@ -0,0 +1,6 @@ +GDTEST_RUNTIME_ERROR +>> SCRIPT ERROR +>> on function: assign() +>> runtime/assign_to_read_only_property.gd +>> 7 +>> Cannot set value into property "center_of_mass" (on base "PhysicsDirectBodyState3DExtension") because it is read-only. diff --git a/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.gd b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.gd new file mode 100644 index 0000000000..f15f580272 --- /dev/null +++ b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.gd @@ -0,0 +1,8 @@ +func test(): + var state = PhysicsDirectBodyState3DExtension.new() + var prop = &"center_of_mass" + assign(state, prop) + state.free() + +func assign(state, prop): + state[prop].x = 1.0 diff --git a/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.out b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.out new file mode 100644 index 0000000000..2cdc81aacc --- /dev/null +++ b/modules/gdscript/tests/scripts/runtime/assign_to_read_only_property_with_variable_index.out @@ -0,0 +1,6 @@ +GDTEST_RUNTIME_ERROR +>> SCRIPT ERROR +>> on function: assign() +>> runtime/assign_to_read_only_property_with_variable_index.gd +>> 8 +>> Cannot set value into property "center_of_mass" (on base "PhysicsDirectBodyState3DExtension") because it is read-only. |