diff options
Diffstat (limited to 'modules/gdscript/gdscript_parser.cpp')
-rw-r--r-- | modules/gdscript/gdscript_parser.cpp | 85 |
1 files changed, 65 insertions, 20 deletions
diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp index 9be9307b8a..f1a35c84b7 100644 --- a/modules/gdscript/gdscript_parser.cpp +++ b/modules/gdscript/gdscript_parser.cpp @@ -101,7 +101,6 @@ GDScriptParser::GDScriptParser() { register_annotation(MethodInfo("@onready"), AnnotationInfo::VARIABLE, &GDScriptParser::onready_annotation); // Export annotations. register_annotation(MethodInfo("@export"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_NONE, Variant::NIL>); - register_annotation(MethodInfo("@export_storage"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_NONE, Variant::NIL>); register_annotation(MethodInfo("@export_enum", PropertyInfo(Variant::STRING, "names")), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_ENUM, Variant::NIL>, varray(), true); register_annotation(MethodInfo("@export_file", PropertyInfo(Variant::STRING, "filter")), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_FILE, Variant::STRING>, varray(""), true); register_annotation(MethodInfo("@export_dir"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_DIR, Variant::STRING>); @@ -121,6 +120,7 @@ GDScriptParser::GDScriptParser() { register_annotation(MethodInfo("@export_flags_3d_physics"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_LAYERS_3D_PHYSICS, Variant::INT>); register_annotation(MethodInfo("@export_flags_3d_navigation"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_LAYERS_3D_NAVIGATION, Variant::INT>); register_annotation(MethodInfo("@export_flags_avoidance"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_LAYERS_AVOIDANCE, Variant::INT>); + register_annotation(MethodInfo("@export_storage"), AnnotationInfo::VARIABLE, &GDScriptParser::export_storage_annotation); register_annotation(MethodInfo("@export_custom", PropertyInfo(Variant::INT, "hint", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CLASS_IS_ENUM, "PropertyHint"), PropertyInfo(Variant::STRING, "hint_string"), PropertyInfo(Variant::INT, "usage", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CLASS_IS_BITFIELD, "PropertyUsageFlags")), AnnotationInfo::VARIABLE, &GDScriptParser::export_custom_annotation, varray(PROPERTY_USAGE_DEFAULT)); // Export grouping annotations. register_annotation(MethodInfo("@export_category", PropertyInfo(Variant::STRING, "name")), AnnotationInfo::STANDALONE, &GDScriptParser::export_group_annotations<PROPERTY_USAGE_CATEGORY>); @@ -166,7 +166,7 @@ void GDScriptParser::push_error(const String &p_message, const Node *p_origin) { panic_mode = true; // TODO: Improve positional information. if (p_origin == nullptr) { - errors.push_back({ p_message, current.start_line, current.start_column }); + errors.push_back({ p_message, previous.start_line, previous.start_column }); } else { errors.push_back({ p_message, p_origin->start_line, p_origin->leftmost_column }); } @@ -1877,6 +1877,10 @@ GDScriptParser::Node *GDScriptParser::parse_statement() { case Node::CALL: // Fine. break; + case Node::PRELOAD: + // `preload` is a function-like keyword. + push_warning(expression, GDScriptWarning::RETURN_VALUE_DISCARDED, "preload"); + break; case Node::LAMBDA: // Standalone lambdas can't be used, so make this an error. push_error("Standalone lambdas cannot be accessed. Consider assigning it to a variable.", expression); @@ -4295,7 +4299,7 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node case GDScriptParser::DataType::BUILTIN: variable->export_info.type = export_type.builtin_type; variable->export_info.hint = PROPERTY_HINT_NONE; - variable->export_info.hint_string = Variant::get_type_name(export_type.builtin_type); + variable->export_info.hint_string = String(); break; case GDScriptParser::DataType::NATIVE: if (ClassDB::is_parent_class(export_type.native_type, SNAME("Resource"))) { @@ -4311,39 +4315,55 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node return false; } break; - case GDScriptParser::DataType::CLASS: + case GDScriptParser::DataType::CLASS: { + StringName class_name; + if (export_type.class_type) { + class_name = export_type.class_type->get_global_name(); + } + if (class_name == StringName()) { + push_error(R"(Script export type must be a global class.)", p_annotation); + return false; + } if (ClassDB::is_parent_class(export_type.native_type, SNAME("Resource"))) { variable->export_info.type = Variant::OBJECT; variable->export_info.hint = PROPERTY_HINT_RESOURCE_TYPE; - variable->export_info.hint_string = export_type.to_string(); + variable->export_info.hint_string = class_name; } else if (ClassDB::is_parent_class(export_type.native_type, SNAME("Node"))) { variable->export_info.type = Variant::OBJECT; variable->export_info.hint = PROPERTY_HINT_NODE_TYPE; - variable->export_info.hint_string = export_type.to_string(); + variable->export_info.hint_string = class_name; } else { push_error(R"(Export type can only be built-in, a resource, a node, or an enum.)", p_annotation); return false; } + } break; - break; case GDScriptParser::DataType::SCRIPT: { StringName class_name; - StringName native_base; if (export_type.script_type.is_valid()) { - class_name = export_type.script_type->get_language()->get_global_class_name(export_type.script_type->get_path()); - native_base = export_type.script_type->get_instance_base_type(); + class_name = export_type.script_type->get_global_name(); } if (class_name == StringName()) { Ref<Script> script = ResourceLoader::load(export_type.script_path, SNAME("Script")); if (script.is_valid()) { - class_name = script->get_language()->get_global_class_name(export_type.script_path); - native_base = script->get_instance_base_type(); + class_name = script->get_global_name(); } } - if (class_name != StringName() && native_base != StringName() && ClassDB::is_parent_class(native_base, SNAME("Resource"))) { + if (class_name == StringName()) { + push_error(R"(Script export type must be a global class.)", p_annotation); + return false; + } + if (ClassDB::is_parent_class(export_type.native_type, SNAME("Resource"))) { variable->export_info.type = Variant::OBJECT; variable->export_info.hint = PROPERTY_HINT_RESOURCE_TYPE; variable->export_info.hint_string = class_name; + } else if (ClassDB::is_parent_class(export_type.native_type, SNAME("Node"))) { + variable->export_info.type = Variant::OBJECT; + variable->export_info.hint = PROPERTY_HINT_NODE_TYPE; + variable->export_info.hint_string = class_name; + } else { + push_error(R"(Export type can only be built-in, a resource, a node, or an enum.)", p_annotation); + return false; } } break; case GDScriptParser::DataType::ENUM: { @@ -4396,12 +4416,6 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node push_error(_get_annotation_error_string(p_annotation->name, expected_types, variable->get_datatype()), p_annotation); return false; } - } else if (p_annotation->name == SNAME("@export_storage")) { - use_default_variable_type_check = false; // Can be applied to a variable of any type. - - // Save the info because the compiler uses export info for overwriting member info. - variable->export_info = export_type.to_property_info(variable->identifier->name); - variable->export_info.usage |= PROPERTY_USAGE_STORAGE; } if (use_default_variable_type_check) { @@ -4421,19 +4435,50 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node if (variable->export_info.hint) { hint_prefix += "/" + itos(variable->export_info.hint); } + variable->export_info.type = original_export_type_builtin; variable->export_info.hint = PROPERTY_HINT_TYPE_STRING; variable->export_info.hint_string = hint_prefix + ":" + variable->export_info.hint_string; - variable->export_info.type = original_export_type_builtin; + variable->export_info.usage = PROPERTY_USAGE_DEFAULT; + variable->export_info.class_name = StringName(); } return true; } +// For `@export_storage` and `@export_custom`, there is no need to check the variable type, argument values, +// or handle array exports in a special way, so they are implemented as separate methods. + +bool GDScriptParser::export_storage_annotation(const AnnotationNode *p_annotation, Node *p_node, ClassNode *p_class) { + ERR_FAIL_COND_V_MSG(p_node->type != Node::VARIABLE, false, vformat(R"("%s" annotation can only be applied to variables.)", p_annotation->name)); + + VariableNode *variable = static_cast<VariableNode *>(p_node); + if (variable->is_static) { + push_error(vformat(R"(Annotation "%s" cannot be applied to a static variable.)", p_annotation->name), p_annotation); + return false; + } + if (variable->exported) { + push_error(vformat(R"(Annotation "%s" cannot be used with another "@export" annotation.)", p_annotation->name), p_annotation); + return false; + } + + variable->exported = true; + + // Save the info because the compiler uses export info for overwriting member info. + variable->export_info = variable->get_datatype().to_property_info(variable->identifier->name); + variable->export_info.usage |= PROPERTY_USAGE_STORAGE; + + return true; +} + bool GDScriptParser::export_custom_annotation(const AnnotationNode *p_annotation, Node *p_node, ClassNode *p_class) { ERR_FAIL_COND_V_MSG(p_node->type != Node::VARIABLE, false, vformat(R"("%s" annotation can only be applied to variables.)", p_annotation->name)); ERR_FAIL_COND_V_MSG(p_annotation->resolved_arguments.size() < 2, false, R"(Annotation "@export_custom" requires 2 arguments.)"); VariableNode *variable = static_cast<VariableNode *>(p_node); + if (variable->is_static) { + push_error(vformat(R"(Annotation "%s" cannot be applied to a static variable.)", p_annotation->name), p_annotation); + return false; + } if (variable->exported) { push_error(vformat(R"(Annotation "%s" cannot be used with another "@export" annotation.)", p_annotation->name), p_annotation); return false; |