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Merge pull request #94723 from akien-mga/revert-94617

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Revert "GDScript: Fix common mismatched external parser errors"
This commit is contained in:
Rémi Verschelde 2024-07-25 10:22:12 +02:00
commit e343dbbcc1
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GPG key ID: C3336907360768E1
2 changed files with 35 additions and 124 deletions
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144
modules/gdscript/gdscript_analyzer.cpp
View file

@ -312,15 +312,6 @@ Error GDScriptAnalyzer::resolve_class_inheritance(GDScriptParser::ClassNode *p_c
p_source = p_class; p_source = p_class;
} }
Ref<GDScriptParserRef> parser_ref = ensure_cached_parser_for_class(p_class, nullptr, vformat(R"(Trying to resolve class inheritance of "%s" from "%s")", p_class->fqcn, parser->script_path), p_source);
Finally finally([&]() {
GDScriptParser::ClassNode *look_class = p_class;
do {
ensure_cached_parser_for_class(look_class->base_type.class_type, look_class, vformat(R"(Trying to resolve class inheritance of "%s" from "%s")", p_class->fqcn, parser->script_path), p_source);
look_class = look_class->base_type.class_type;
} while (look_class != nullptr);
});
if (p_class->base_type.is_resolving()) { if (p_class->base_type.is_resolving()) {
push_error(vformat(R"(Could not resolve class "%s": Cyclic reference.)", type_from_metatype(p_class->get_datatype()).to_string()), p_source); push_error(vformat(R"(Could not resolve class "%s": Cyclic reference.)", type_from_metatype(p_class->get_datatype()).to_string()), p_source);
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
@ -332,17 +323,21 @@ Error GDScriptAnalyzer::resolve_class_inheritance(GDScriptParser::ClassNode *p_c
} }
if (!parser->has_class(p_class)) { if (!parser->has_class(p_class)) {
String script_path = p_class->get_datatype().script_path;
Ref<GDScriptParserRef> parser_ref = parser->get_depended_parser_for(script_path);
if (parser_ref.is_null()) { if (parser_ref.is_null()) {
// Error already pushed. push_error(vformat(R"(Could not find script "%s".)", script_path), p_source);
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
} }
Error err = parser_ref->raise_status(GDScriptParserRef::PARSED); Error err = parser_ref->raise_status(GDScriptParserRef::PARSED);
if (err) { if (err) {
push_error(vformat(R"(Could not parse script "%s": %s.)", p_class->get_datatype().script_path, error_names[err]), p_source); push_error(vformat(R"(Could not parse script "%s": %s.)", script_path, error_names[err]), p_source);
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
} }
ERR_FAIL_COND_V_MSG(!parser_ref->get_parser()->has_class(p_class), ERR_PARSE_ERROR, R"(Parser bug: Mismatched external parser.)");
GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer(); GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer();
GDScriptParser *other_parser = parser_ref->get_parser(); GDScriptParser *other_parser = parser_ref->get_parser();
@ -888,11 +883,6 @@ void GDScriptAnalyzer::resolve_class_member(GDScriptParser::ClassNode *p_class,
p_source = member.get_source_node(); p_source = member.get_source_node();
} }
Ref<GDScriptParserRef> parser_ref = ensure_cached_parser_for_class(p_class, nullptr, vformat(R"(Trying to resolve class member "%s" of "%s" from "%s")", member.get_name(), p_class->fqcn, parser->script_path), p_source);
Finally finally([&]() {
ensure_cached_parser_for_class(member.get_datatype().class_type, p_class, vformat(R"(Trying to resolve class member "%s" of "%s" from "%s")", member.get_name(), p_class->fqcn, parser->script_path), p_source);
});
if (member.get_datatype().is_resolving()) { if (member.get_datatype().is_resolving()) {
push_error(vformat(R"(Could not resolve member "%s": Cyclic reference.)", member.get_name()), p_source); push_error(vformat(R"(Could not resolve member "%s": Cyclic reference.)", member.get_name()), p_source);
return; return;
@ -902,26 +892,22 @@ void GDScriptAnalyzer::resolve_class_member(GDScriptParser::ClassNode *p_class,
return; return;
} }
// If it's already resolving, that's ok.
if (!p_class->base_type.is_resolving()) {
Error err = resolve_class_inheritance(p_class);
if (err) {
return;
}
}
if (!parser->has_class(p_class)) { if (!parser->has_class(p_class)) {
String script_path = p_class->get_datatype().script_path;
Ref<GDScriptParserRef> parser_ref = parser->get_depended_parser_for(script_path);
if (parser_ref.is_null()) { if (parser_ref.is_null()) {
// Error already pushed. push_error(vformat(R"(Could not find script "%s" (While resolving "%s").)", script_path, member.get_name()), p_source);
return; return;
} }
Error err = parser_ref->raise_status(GDScriptParserRef::PARSED); Error err = parser_ref->raise_status(GDScriptParserRef::PARSED);
if (err) { if (err) {
push_error(vformat(R"(Could not parse script "%s": %s (While resolving member "%s").)", p_class->get_datatype().script_path, error_names[err], member.get_name()), p_source); push_error(vformat(R"(Could not resolve script "%s": %s (While resolving "%s").)", script_path, error_names[err], member.get_name()), p_source);
return; return;
} }
ERR_FAIL_COND_MSG(!parser_ref->get_parser()->has_class(p_class), R"(Parser bug: Mismatched external parser.)");
GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer(); GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer();
GDScriptParser *other_parser = parser_ref->get_parser(); GDScriptParser *other_parser = parser_ref->get_parser();
@ -929,12 +915,19 @@ void GDScriptAnalyzer::resolve_class_member(GDScriptParser::ClassNode *p_class,
other_analyzer->resolve_class_member(p_class, p_index); other_analyzer->resolve_class_member(p_class, p_index);
if (other_parser->errors.size() > error_count) { if (other_parser->errors.size() > error_count) {
push_error(vformat(R"(Could not resolve member "%s".)", member.get_name()), p_source); push_error(vformat(R"(Could not resolve member "%s".)", member.get_name()), p_source);
return;
} }
return; return;
} }
// If it's already resolving, that's ok.
if (!p_class->base_type.is_resolving()) {
Error err = resolve_class_inheritance(p_class);
if (err) {
return;
}
}
GDScriptParser::ClassNode *previous_class = parser->current_class; GDScriptParser::ClassNode *previous_class = parser->current_class;
parser->current_class = p_class; parser->current_class = p_class;
@ -1177,25 +1170,27 @@ void GDScriptAnalyzer::resolve_class_interface(GDScriptParser::ClassNode *p_clas
p_source = p_class; p_source = p_class;
} }
Ref<GDScriptParserRef> parser_ref = ensure_cached_parser_for_class(p_class, nullptr, vformat(R"(Trying to resolve class interface of "%s" from "%s")", p_class->fqcn, parser->script_path), p_source);
if (!p_class->resolved_interface) { if (!p_class->resolved_interface) {
#ifdef DEBUG_ENABLED #ifdef DEBUG_ENABLED
bool has_static_data = p_class->has_static_data; bool has_static_data = p_class->has_static_data;
#endif #endif
if (!parser->has_class(p_class)) { if (!parser->has_class(p_class)) {
String script_path = p_class->get_datatype().script_path;
Ref<GDScriptParserRef> parser_ref = parser->get_depended_parser_for(script_path);
if (parser_ref.is_null()) { if (parser_ref.is_null()) {
// Error already pushed. push_error(vformat(R"(Could not find script "%s".)", script_path), p_source);
return; return;
} }
Error err = parser_ref->raise_status(GDScriptParserRef::PARSED); Error err = parser_ref->raise_status(GDScriptParserRef::PARSED);
if (err) { if (err) {
push_error(vformat(R"(Could not parse script "%s": %s.)", p_class->get_datatype().script_path, error_names[err]), p_source); push_error(vformat(R"(Could not resolve script "%s": %s.)", script_path, error_names[err]), p_source);
return; return;
} }
ERR_FAIL_COND_MSG(!parser_ref->get_parser()->has_class(p_class), R"(Parser bug: Mismatched external parser.)");
GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer(); GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer();
GDScriptParser *other_parser = parser_ref->get_parser(); GDScriptParser *other_parser = parser_ref->get_parser();
@ -1203,7 +1198,6 @@ void GDScriptAnalyzer::resolve_class_interface(GDScriptParser::ClassNode *p_clas
other_analyzer->resolve_class_interface(p_class); other_analyzer->resolve_class_interface(p_class);
if (other_parser->errors.size() > error_count) { if (other_parser->errors.size() > error_count) {
push_error(vformat(R"(Could not resolve class "%s".)", p_class->fqcn), p_source); push_error(vformat(R"(Could not resolve class "%s".)", p_class->fqcn), p_source);
return;
} }
return; return;
@ -1267,24 +1261,26 @@ void GDScriptAnalyzer::resolve_class_body(GDScriptParser::ClassNode *p_class, co
p_source = p_class; p_source = p_class;
} }
Ref<GDScriptParserRef> parser_ref = ensure_cached_parser_for_class(p_class, nullptr, vformat(R"(Trying to resolve class body of "%s" from "%s")", p_class->fqcn, parser->script_path), p_source);
if (p_class->resolved_body) { if (p_class->resolved_body) {
return; return;
} }
if (!parser->has_class(p_class)) { if (!parser->has_class(p_class)) {
String script_path = p_class->get_datatype().script_path;
Ref<GDScriptParserRef> parser_ref = parser->get_depended_parser_for(script_path);
if (parser_ref.is_null()) { if (parser_ref.is_null()) {
// Error already pushed. push_error(vformat(R"(Could not find script "%s".)", script_path), p_source);
return; return;
} }
Error err = parser_ref->raise_status(GDScriptParserRef::PARSED); Error err = parser_ref->raise_status(GDScriptParserRef::PARSED);
if (err) { if (err) {
push_error(vformat(R"(Could not parse script "%s": %s.)", p_class->get_datatype().script_path, error_names[err]), p_source); push_error(vformat(R"(Could not resolve script "%s": %s.)", script_path, error_names[err]), p_source);
return; return;
} }
ERR_FAIL_COND_MSG(!parser_ref->get_parser()->has_class(p_class), R"(Parser bug: Mismatched external parser.)");
GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer(); GDScriptAnalyzer *other_analyzer = parser_ref->get_analyzer();
GDScriptParser *other_parser = parser_ref->get_parser(); GDScriptParser *other_parser = parser_ref->get_parser();
@ -1292,7 +1288,6 @@ void GDScriptAnalyzer::resolve_class_body(GDScriptParser::ClassNode *p_class, co
other_analyzer->resolve_class_body(p_class); other_analyzer->resolve_class_body(p_class);
if (other_parser->errors.size() > error_count) { if (other_parser->errors.size() > error_count) {
push_error(vformat(R"(Could not resolve class "%s".)", p_class->fqcn), p_source); push_error(vformat(R"(Could not resolve class "%s".)", p_class->fqcn), p_source);
return;
} }
return; return;
@ -3650,81 +3645,12 @@ GDScriptParser::DataType GDScriptAnalyzer::make_global_class_meta_type(const Str
} }
} }
Ref<GDScriptParserRef> GDScriptAnalyzer::ensure_cached_parser_for_class(const GDScriptParser::ClassNode *p_class, const GDScriptParser::ClassNode *p_from_class, const String &p_context, const GDScriptParser::Node *p_source) {
if (p_class == nullptr) {
return nullptr;
}
if (parser->has_class(p_class)) {
return nullptr;
}
{
HashMap<const GDScriptParser::ClassNode *, Ref<GDScriptParserRef>>::Iterator E = external_class_parser_cache.find(p_class);
if (E) {
return E->value;
}
}
Ref<GDScriptParserRef> parser_ref;
Ref<GDScriptParserRef> dependant_parser_ref;
GDScriptParser *dependant_parser = parser;
do {
if (HashMap<const GDScriptParser::ClassNode *, Ref<GDScriptParserRef>>::Iterator E = external_class_parser_cache.find(p_from_class)) {
dependant_parser_ref = E->value;
dependant_parser = E->value->get_parser();
// Silently ensure it's parsed.
dependant_parser_ref->raise_status(GDScriptParserRef::PARSED);
}
if (dependant_parser == nullptr) {
continue;
}
if (dependant_parser_ref.is_valid() && dependant_parser->has_class(p_class)) {
external_class_parser_cache.insert(p_class, dependant_parser_ref);
parser_ref = dependant_parser_ref;
break;
}
String script_path = p_class->get_datatype().script_path;
HashMap<String, Ref<GDScriptParserRef>>::Iterator E = dependant_parser->depended_parsers.find(script_path);
if (E) {
// Silently ensure it's parsed.
E->value->raise_status(GDScriptParserRef::PARSED);
if (E->value->get_parser()->has_class(p_class)) {
external_class_parser_cache.insert(p_class, E->value);
parser_ref = E->value;
break;
}
}
dependant_parser_ref = Ref<GDScriptParserRef>();
dependant_parser = nullptr;
p_from_class = p_from_class->base_type.class_type;
} while (p_from_class != nullptr);
if (parser_ref.is_null()) {
push_error(vformat(R"(Parser bug: Could not find external parser. (%s))", p_context), p_source);
}
return parser_ref;
}
Ref<GDScript> GDScriptAnalyzer::get_depended_shallow_script(const String &p_path, Error &r_error) {
// To keep a local cache of the parser for resolving external nodes later.
parser->get_depended_parser_for(p_path);
Ref<GDScript> scr = GDScriptCache::get_shallow_script(p_path, r_error, parser->script_path);
return scr;
}
void GDScriptAnalyzer::reduce_identifier_from_base_set_class(GDScriptParser::IdentifierNode *p_identifier, GDScriptParser::DataType p_identifier_datatype) { void GDScriptAnalyzer::reduce_identifier_from_base_set_class(GDScriptParser::IdentifierNode *p_identifier, GDScriptParser::DataType p_identifier_datatype) {
ERR_FAIL_NULL(p_identifier); ERR_FAIL_NULL(p_identifier);
p_identifier->set_datatype(p_identifier_datatype); p_identifier->set_datatype(p_identifier_datatype);
Error err = OK; Error err = OK;
Ref<GDScript> scr = get_depended_shallow_script(p_identifier_datatype.script_path, err); Ref<GDScript> scr = GDScriptCache::get_shallow_script(p_identifier_datatype.script_path, err, parser->script_path);
if (err) { if (err) {
push_error(vformat(R"(Error while getting cache for script "%s".)", p_identifier_datatype.script_path), p_identifier); push_error(vformat(R"(Error while getting cache for script "%s".)", p_identifier_datatype.script_path), p_identifier);
return; return;
@ -4414,7 +4340,7 @@ void GDScriptAnalyzer::reduce_preload(GDScriptParser::PreloadNode *p_preload) {
const String &res_type = ResourceLoader::get_resource_type(p_preload->resolved_path); const String &res_type = ResourceLoader::get_resource_type(p_preload->resolved_path);
if (res_type == "GDScript") { if (res_type == "GDScript") {
Error err = OK; Error err = OK;
Ref<GDScript> res = get_depended_shallow_script(p_preload->resolved_path, err); Ref<GDScript> res = GDScriptCache::get_shallow_script(p_preload->resolved_path, err, parser->script_path);
p_preload->resource = res; p_preload->resource = res;
if (err != OK) { if (err != OK) {
push_error(vformat(R"(Could not preload resource script "%s".)", p_preload->resolved_path), p_preload->path); push_error(vformat(R"(Could not preload resource script "%s".)", p_preload->resolved_path), p_preload->path);
@ -4990,7 +4916,7 @@ Array GDScriptAnalyzer::make_array_from_element_datatype(const GDScriptParser::D
Ref<Script> script_type = p_element_datatype.script_type; Ref<Script> script_type = p_element_datatype.script_type;
if (p_element_datatype.kind == GDScriptParser::DataType::CLASS && script_type.is_null()) { if (p_element_datatype.kind == GDScriptParser::DataType::CLASS && script_type.is_null()) {
Error err = OK; Error err = OK;
Ref<GDScript> scr = get_depended_shallow_script(p_element_datatype.script_path, err); Ref<GDScript> scr = GDScriptCache::get_shallow_script(p_element_datatype.script_path, err, parser->script_path);
if (err) { if (err) {
push_error(vformat(R"(Error while getting cache for script "%s".)", p_element_datatype.script_path), p_source_node); push_error(vformat(R"(Error while getting cache for script "%s".)", p_element_datatype.script_path), p_source_node);
return array; return array;

15
modules/gdscript/gdscript_analyzer.h
View file

@ -41,22 +41,9 @@
class GDScriptAnalyzer { class GDScriptAnalyzer {
GDScriptParser *parser = nullptr; GDScriptParser *parser = nullptr;
template <typename Fn>
class Finally {
Fn fn;
public:
Finally(Fn p_fn) :
fn(p_fn) {}
~Finally() {
fn();
}
};
const GDScriptParser::EnumNode *current_enum = nullptr; const GDScriptParser::EnumNode *current_enum = nullptr;
GDScriptParser::LambdaNode *current_lambda = nullptr; GDScriptParser::LambdaNode *current_lambda = nullptr;
List<GDScriptParser::LambdaNode *> pending_body_resolution_lambdas; List<GDScriptParser::LambdaNode *> pending_body_resolution_lambdas;
HashMap<const GDScriptParser::ClassNode *, Ref<GDScriptParserRef>> external_class_parser_cache;
bool static_context = false; bool static_context = false;
// Tests for detecting invalid overloading of script members // Tests for detecting invalid overloading of script members
@ -145,8 +132,6 @@ class GDScriptAnalyzer {
void resolve_pending_lambda_bodies(); void resolve_pending_lambda_bodies();
bool class_exists(const StringName &p_class) const; bool class_exists(const StringName &p_class) const;
void reduce_identifier_from_base_set_class(GDScriptParser::IdentifierNode *p_identifier, GDScriptParser::DataType p_identifier_datatype); void reduce_identifier_from_base_set_class(GDScriptParser::IdentifierNode *p_identifier, GDScriptParser::DataType p_identifier_datatype);
Ref<GDScriptParserRef> ensure_cached_parser_for_class(const GDScriptParser::ClassNode *p_class, const GDScriptParser::ClassNode *p_from_class, const String &p_context, const GDScriptParser::Node *p_source);
Ref<GDScript> get_depended_shallow_script(const String &p_path, Error &r_error);
#ifdef DEBUG_ENABLED #ifdef DEBUG_ENABLED
void is_shadowing(GDScriptParser::IdentifierNode *p_identifier, const String &p_context, const bool p_in_local_scope); void is_shadowing(GDScriptParser::IdentifierNode *p_identifier, const String &p_context, const bool p_in_local_scope);
#endif #endif