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Add grouping annotations for class properties in GDScript

This commit is contained in:
Yuri Sizov 2022-07-03 22:30:08 +03:00
parent b4644e2835
commit f85bafaa11
8 changed files with 123 additions and 15 deletions
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3
modules/gdscript/gdscript_analyzer.cpp
View File

@ -860,6 +860,9 @@ void GDScriptAnalyzer::resolve_class_interface(GDScriptParser::ClassNode *p_clas
case GDScriptParser::ClassNode::Member::CLASS:
check_class_member_name_conflict(p_class, member.m_class->identifier->name, member.m_class);
break;
case GDScriptParser::ClassNode::Member::GROUP:
// No-op, but needed to silence warnings.
break;
case GDScriptParser::ClassNode::Member::UNDEFINED:
ERR_PRINT("Trying to resolve undefined member.");
break;

19
modules/gdscript/gdscript_compiler.cpp
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@ -2452,6 +2452,25 @@ Error GDScriptCompiler::_parse_class_level(GDScript *p_script, const GDScriptPar
}
#endif
} break;
case GDScriptParser::ClassNode::Member::GROUP: {
const GDScriptParser::AnnotationNode *annotation = member.annotation;
StringName name = annotation->export_info.name;
// This is not a normal member, but we need this to keep indices in order.
GDScript::MemberInfo minfo;
minfo.index = p_script->member_indices.size();
PropertyInfo prop_info;
prop_info.name = name;
prop_info.usage = annotation->export_info.usage;
prop_info.hint_string = annotation->export_info.hint_string;
p_script->member_info[name] = prop_info;
p_script->member_indices[name] = minfo;
p_script->members.insert(name);
} break;
default:
break; // Nothing to do here.
}

4
modules/gdscript/gdscript_editor.cpp
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@ -950,6 +950,8 @@ static void _find_identifiers_in_class(const GDScriptParser::ClassNode *p_class,
}
option = ScriptLanguage::CodeCompletionOption(member.signal->identifier->name, ScriptLanguage::CODE_COMPLETION_KIND_SIGNAL, location);
break;
case GDScriptParser::ClassNode::Member::GROUP:
break; // No-op, but silences warnings.
case GDScriptParser::ClassNode::Member::UNDEFINED:
break;
}
@ -2082,6 +2084,8 @@ static bool _guess_identifier_type_from_base(GDScriptParser::CompletionContext &
r_type.type.kind = GDScriptParser::DataType::CLASS;
r_type.type.class_type = member.m_class;
return true;
case GDScriptParser::ClassNode::Member::GROUP:
return false; // No-op, but silences warnings.
case GDScriptParser::ClassNode::Member::UNDEFINED:
return false; // Unreachable.
}

81
modules/gdscript/gdscript_parser.cpp
View File

@ -131,6 +131,11 @@ GDScriptParser::GDScriptParser() {
register_annotation(MethodInfo("@export_flags_3d_render"), AnnotationInfo::VARIABLE, &GDScriptParser::export_annotations<PROPERTY_HINT_LAYERS_3D_RENDER, Variant::INT>);
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>);
// Export grouping annotations.
register_annotation(MethodInfo("@export_category", PropertyInfo(Variant::STRING, "name")), AnnotationInfo::STANDALONE, &GDScriptParser::export_group_annotations<PROPERTY_USAGE_CATEGORY>);
register_annotation(MethodInfo("@export_group", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::STRING, "prefix")), AnnotationInfo::STANDALONE, &GDScriptParser::export_group_annotations<PROPERTY_USAGE_GROUP>, 1);
register_annotation(MethodInfo("@export_subgroup", PropertyInfo(Variant::STRING, "name"), PropertyInfo(Variant::STRING, "prefix")), AnnotationInfo::STANDALONE, &GDScriptParser::export_group_annotations<PROPERTY_USAGE_SUBGROUP>, 1);
// Warning annotations.
register_annotation(MethodInfo("@warning_ignore", PropertyInfo(Variant::STRING, "warning")), AnnotationInfo::CLASS | AnnotationInfo::VARIABLE | AnnotationInfo::SIGNAL | AnnotationInfo::CONSTANT | AnnotationInfo::FUNCTION | AnnotationInfo::STATEMENT, &GDScriptParser::warning_annotations, 0, true);
// Networking.
register_annotation(MethodInfo("@rpc", PropertyInfo(Variant::STRING, "mode"), PropertyInfo(Variant::STRING, "sync"), PropertyInfo(Variant::STRING, "transfer_mode"), PropertyInfo(Variant::INT, "transfer_channel")), AnnotationInfo::FUNCTION, &GDScriptParser::network_annotations<Multiplayer::RPC_MODE_AUTHORITY>, 4, true);
@ -519,9 +524,13 @@ void GDScriptParser::parse_program() {
head = alloc_node<ClassNode>();
current_class = head;
// If we happen to parse an annotation before extends or class_name keywords, track it.
// @tool is allowed, but others should fail.
AnnotationNode *premature_annotation = nullptr;
if (match(GDScriptTokenizer::Token::ANNOTATION)) {
// Check for @tool annotation.
AnnotationNode *annotation = parse_annotation(AnnotationInfo::SCRIPT | AnnotationInfo::CLASS_LEVEL);
// Check for @tool, script-level, or standalone annotation.
AnnotationNode *annotation = parse_annotation(AnnotationInfo::SCRIPT | AnnotationInfo::STANDALONE | AnnotationInfo::CLASS_LEVEL);
if (annotation != nullptr) {
if (annotation->name == SNAME("@tool")) {
// TODO: don't allow @tool anywhere else. (Should all script annotations be the first thing?).
@ -531,7 +540,14 @@ void GDScriptParser::parse_program() {
}
// @tool annotation has no specific target.
annotation->apply(this, nullptr);
} else if (annotation->applies_to(AnnotationInfo::SCRIPT | AnnotationInfo::STANDALONE)) {
premature_annotation = annotation;
if (previous.type != GDScriptTokenizer::Token::NEWLINE) {
push_error(R"(Expected newline after a standalone annotation.)");
}
annotation->apply(this, head);
} else {
premature_annotation = annotation;
annotation_stack.push_back(annotation);
}
}
@ -541,8 +557,8 @@ void GDScriptParser::parse_program() {
// Order here doesn't matter, but there should be only one of each at most.
switch (current.type) {
case GDScriptTokenizer::Token::CLASS_NAME:
if (!annotation_stack.is_empty()) {
push_error(R"("class_name" should be used before annotations.)");
if (premature_annotation != nullptr) {
push_error(R"("class_name" should be used before annotations (except @tool).)");
}
advance();
if (head->identifier != nullptr) {
@ -552,8 +568,8 @@ void GDScriptParser::parse_program() {
}
break;
case GDScriptTokenizer::Token::EXTENDS:
if (!annotation_stack.is_empty()) {
push_error(R"("extends" should be used before annotations.)");
if (premature_annotation != nullptr) {
push_error(R"("extends" should be used before annotations (except @tool).)");
}
advance();
if (head->extends_used) {
@ -574,12 +590,12 @@ void GDScriptParser::parse_program() {
}
if (match(GDScriptTokenizer::Token::ANNOTATION)) {
// Check for @icon annotation.
AnnotationNode *annotation = parse_annotation(AnnotationInfo::SCRIPT | AnnotationInfo::CLASS_LEVEL);
// Check for a script-level, or standalone annotation.
AnnotationNode *annotation = parse_annotation(AnnotationInfo::SCRIPT | AnnotationInfo::STANDALONE | AnnotationInfo::CLASS_LEVEL);
if (annotation != nullptr) {
if (annotation->name == SNAME("@icon")) {
if (annotation->applies_to(AnnotationInfo::SCRIPT | AnnotationInfo::STANDALONE)) {
if (previous.type != GDScriptTokenizer::Token::NEWLINE) {
push_error(R"(Expected newline after "@icon" annotation.)");
push_error(R"(Expected newline after a standalone annotation.)");
}
annotation->apply(this, head);
} else {
@ -807,9 +823,18 @@ void GDScriptParser::parse_class_body(bool p_is_multiline) {
break;
case GDScriptTokenizer::Token::ANNOTATION: {
advance();
AnnotationNode *annotation = parse_annotation(AnnotationInfo::CLASS_LEVEL);
// Check for class-level annotations.
AnnotationNode *annotation = parse_annotation(AnnotationInfo::STANDALONE | AnnotationInfo::CLASS_LEVEL);
if (annotation != nullptr) {
annotation_stack.push_back(annotation);
if (annotation->applies_to(AnnotationInfo::STANDALONE)) {
if (previous.type != GDScriptTokenizer::Token::NEWLINE) {
push_error(R"(Expected newline after a standalone annotation.)");
}
annotation->apply(this, head);
} else {
annotation_stack.push_back(annotation);
}
}
break;
}
@ -3662,6 +3687,36 @@ bool GDScriptParser::export_annotations(const AnnotationNode *p_annotation, Node
return true;
}
template <PropertyUsageFlags t_usage>
bool GDScriptParser::export_group_annotations(const AnnotationNode *p_annotation, Node *p_node) {
AnnotationNode *annotation = const_cast<AnnotationNode *>(p_annotation);
annotation->export_info.name = annotation->resolved_arguments[0];
switch (t_usage) {
case PROPERTY_USAGE_CATEGORY: {
annotation->export_info.usage = t_usage;
} break;
case PROPERTY_USAGE_GROUP: {
annotation->export_info.usage = t_usage;
if (annotation->resolved_arguments.size() == 2) {
annotation->export_info.hint_string = annotation->resolved_arguments[1];
}
} break;
case PROPERTY_USAGE_SUBGROUP: {
annotation->export_info.usage = t_usage;
if (annotation->resolved_arguments.size() == 2) {
annotation->export_info.hint_string = annotation->resolved_arguments[1];
}
} break;
}
current_class->add_member_group(annotation);
return true;
}
bool GDScriptParser::warning_annotations(const AnnotationNode *p_annotation, Node *p_node) {
#ifdef DEBUG_ENABLED
bool has_error = false;
@ -4145,6 +4200,8 @@ void GDScriptParser::TreePrinter::print_class(ClassNode *p_class) {
break;
case ClassNode::Member::ENUM_VALUE:
break; // Nothing. Will be printed by enum.
case ClassNode::Member::GROUP:
break; // Nothing. Groups are only used by inspector.
case ClassNode::Member::UNDEFINED:
push_line("<unknown member>");
break;

21
modules/gdscript/gdscript_parser.h
View File

@ -325,6 +325,7 @@ public:
Vector<Variant> resolved_arguments;
AnnotationInfo *info = nullptr;
PropertyInfo export_info;
bool apply(GDScriptParser *p_this, Node *p_target) const;
bool applies_to(uint32_t p_target_kinds) const;
@ -500,6 +501,7 @@ public:
VARIABLE,
ENUM,
ENUM_VALUE, // For unnamed enums.
GROUP, // For member grouping.
};
Type type = UNDEFINED;
@ -511,6 +513,7 @@ public:
SignalNode *signal;
VariableNode *variable;
EnumNode *m_enum;
AnnotationNode *annotation;
};
EnumNode::Value enum_value;
@ -532,6 +535,8 @@ public:
return "enum";
case ENUM_VALUE:
return "enum value";
case GROUP:
return "group";
}
return "";
}
@ -552,6 +557,8 @@ public:
return m_enum->start_line;
case SIGNAL:
return signal->start_line;
case GROUP:
return annotation->start_line;
case UNDEFINED:
ERR_FAIL_V_MSG(-1, "Reaching undefined member type.");
}
@ -586,6 +593,9 @@ public:
// TODO: Add parameter info.
return type;
}
case GROUP: {
return DataType();
}
case UNDEFINED:
return DataType();
}
@ -622,6 +632,10 @@ public:
type = ENUM_VALUE;
enum_value = p_enum_value;
}
Member(AnnotationNode *p_annotation) {
type = GROUP;
annotation = p_annotation;
}
};
IdentifierNode *identifier = nullptr;
@ -668,6 +682,10 @@ public:
members_indices[p_enum_value.identifier->name] = members.size();
members.push_back(Member(p_enum_value));
}
void add_member_group(AnnotationNode *p_annotation_node) {
members_indices[p_annotation_node->export_info.name] = members.size();
members.push_back(Member(p_annotation_node));
}
ClassNode() {
type = CLASS;
@ -1238,6 +1256,7 @@ private:
SIGNAL = 1 << 4,
FUNCTION = 1 << 5,
STATEMENT = 1 << 6,
STANDALONE = 1 << 7,
CLASS_LEVEL = CLASS | VARIABLE | FUNCTION,
};
uint32_t target_kind = 0; // Flags.
@ -1348,6 +1367,8 @@ private:
bool onready_annotation(const AnnotationNode *p_annotation, Node *p_target);
template <PropertyHint t_hint, Variant::Type t_type>
bool export_annotations(const AnnotationNode *p_annotation, Node *p_target);
template <PropertyUsageFlags t_usage>
bool export_group_annotations(const AnnotationNode *p_annotation, Node *p_target);
bool warning_annotations(const AnnotationNode *p_annotation, Node *p_target);
template <Multiplayer::RPCMode t_mode>
bool network_annotations(const AnnotationNode *p_annotation, Node *p_target);

4
modules/gdscript/language_server/gdscript_extend_parser.cpp
View File

@ -307,6 +307,8 @@ void ExtendGDScriptParser::parse_class_symbol(const GDScriptParser::ClassNode *p
parse_class_symbol(m.m_class, symbol);
r_symbol.children.push_back(symbol);
} break;
case ClassNode::Member::GROUP:
break; // No-op, but silences warnings.
case ClassNode::Member::UNDEFINED:
break; // Unreachable.
}
@ -815,6 +817,8 @@ Dictionary ExtendGDScriptParser::dump_class_api(const GDScriptParser::ClassNode
methods.append(dump_function_api(m.function));
}
} break;
case ClassNode::Member::GROUP:
break; // No-op, but silences warnings.
case ClassNode::Member::UNDEFINED:
break; // Unreachable.
}

4
modules/gdscript/tests/scripts/parser/errors/class_name_after_annotation.gd
View File

@ -1,6 +1,6 @@
# Error here. `class_name` should be used *before* annotations, not after.
# Error here. `class_name` should be used *before* annotations, not after (except @tool).
@icon("res://path/to/optional/icon.svg")
class_name HelloWorld
func test():
pass
pass

2
modules/gdscript/tests/scripts/parser/errors/class_name_after_annotation.out
View File

@ -1,2 +1,2 @@
GDTEST_PARSER_ERROR
"class_name" should be used before annotations.
"class_name" should be used before annotations (except @tool).