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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include "paddle/ap/include/axpr/adt.h"
#include "paddle/ap/include/axpr/attr_map.h"
#include "paddle/ap/include/axpr/bool.h"
#include "paddle/ap/include/axpr/builtin_func_type.h"
#include "paddle/ap/include/axpr/builtin_high_order_func_type.h"
#include "paddle/ap/include/axpr/builtin_serializable_attr_map.h"
#include "paddle/ap/include/axpr/builtin_symbol.h"
#include "paddle/ap/include/axpr/class_instance.h"
#include "paddle/ap/include/axpr/closure.h"
#include "paddle/ap/include/axpr/continuation.h"
#include "paddle/ap/include/axpr/data_type.h"
#include "paddle/ap/include/axpr/data_value.h"
#include "paddle/ap/include/axpr/environment.h"
#include "paddle/ap/include/axpr/error.h"
#include "paddle/ap/include/axpr/float.h"
#include "paddle/ap/include/axpr/function.h"
#include "paddle/ap/include/axpr/int.h"
#include "paddle/ap/include/axpr/list.h"
#include "paddle/ap/include/axpr/method.h"
#include "paddle/ap/include/axpr/mutable_list.h"
#include "paddle/ap/include/axpr/mutable_ordered_dict.h"
#include "paddle/ap/include/axpr/nothing.h"
#include "paddle/ap/include/axpr/ordered_dict.h"
#include "paddle/ap/include/axpr/packed_args.h"
#include "paddle/ap/include/axpr/pointer_type.h"
#include "paddle/ap/include/axpr/pointer_value.h"
#include "paddle/ap/include/axpr/serializable_list.h"
#include "paddle/ap/include/axpr/serializable_value.h"
#include "paddle/ap/include/axpr/starred.h"
#include "paddle/ap/include/axpr/string.h"
#include "paddle/ap/include/axpr/type.h"
#include "paddle/ap/include/axpr/type_util.h"
namespace ap::axpr {
using adt::Nothing;
template <typename ValueT>
using ValueBase = std::variant<Type<Nothing,
bool,
int64_t,
double,
std::string,
DataType,
DataValue,
PointerType,
PointerValue,
adt::List<ValueT>,
adt::List<SerializableValue>,
MutableList<ValueT>,
AttrMap<ValueT>,
AttrMap<SerializableValue>,
OrderedDict<ValueT>,
MutableOrderedDict<ValueT>,
BuiltinClassInstance<ValueT>,
ClassInstance<ValueT>,
PackedArgs<ValueT>,
Starred<ValueT>,
Function<SerializableValue>,
Closure<ValueT>,
Continuation<ValueT>,
Method<ValueT>,
builtin_symbol::Symbol,
BuiltinFuncType<ValueT>,
BuiltinHighOrderFuncType<ValueT>>,
Nothing,
bool,
int64_t,
double,
std::string,
DataType,
DataValue,
PointerType,
PointerValue,
adt::List<ValueT>,
adt::List<SerializableValue>,
MutableList<ValueT>,
AttrMap<ValueT>,
AttrMap<SerializableValue>,
OrderedDict<ValueT>,
MutableOrderedDict<ValueT>,
BuiltinClassInstance<ValueT>,
ClassInstance<ValueT>,
PackedArgs<ValueT>,
Starred<ValueT>,
Function<SerializableValue>,
Closure<ValueT>,
Continuation<ValueT>,
Method<ValueT>,
builtin_symbol::Symbol,
BuiltinFuncType<ValueT>,
BuiltinHighOrderFuncType<ValueT>>;
template <typename ValueT>
ValueT GetType(const ValueT& value) {
return value.Match(
[](const BuiltinClassInstance<ValueT>& impl) -> ValueT {
return impl.type;
},
[](const ClassInstance<ValueT>& impl) -> ValueT { return impl->type; },
[](const auto& impl) -> ValueT {
using T = std::decay_t<decltype(impl)>;
return TypeImpl<T>{};
});
}
template <typename ValueT>
adt::Result<typename TypeTrait<ValueT>::TypeT> CastToType(const ValueT& value) {
ADT_LET_CONST_REF(type,
value.template TryGet<typename TypeTrait<ValueT>::TypeT>());
return type;
}
template <typename TypeImplT, typename ValueT>
adt::Result<TypeImplT> TryGetTypeImpl(const ValueT& value) {
ADT_LET_CONST_REF(type, CastToType(value));
ADT_LET_CONST_REF(type_impl, type.template TryGet<TypeImplT>());
return type_impl;
}
template <typename T, typename ValueT>
adt::Result<T> TryGetBuiltinClassInstance(const ValueT& val) {
ADT_LET_CONST_REF(instance,
val.template TryGet<BuiltinClassInstance<ValueT>>());
ADT_LET_CONST_REF(ret, instance.template TryGet<T>());
return ret;
}
template <typename T, typename ValueT>
adt::Result<T> Get(const ValueT& val) {
using TypeT = typename TypeTrait<ValueT>::TypeT;
if constexpr (ValueT::template IsMyAlternative<T>()) {
return val.template TryGet<T>();
} else if constexpr (TypeT::template IsMyAlternative<T>()) {
return TryGetTypeImpl<T>(val);
} else {
return TryGetBuiltinClassInstance<T>(val);
}
}
template <typename T, typename ValueT>
adt::Result<bool> CastableTo(const ValueT& val) {
using TypeT = typename TypeTrait<ValueT>::TypeT;
if constexpr (ValueT::template IsMyAlternative<T>()) {
return val.template Has<T>();
} else if constexpr (TypeT::template IsMyAlternative<T>()) {
ADT_LET_CONST_REF(type, CastToType(val));
return type.template Has<T>();
} else {
ADT_LET_CONST_REF(instance,
val.template TryGet<BuiltinClassInstance<ValueT>>());
return instance.template Has<T>();
}
}
struct Value : public ValueBase<Value> {
using ValueBase<Value>::ValueBase;
ADT_DEFINE_VARIANT_METHODS(ValueBase<Value>);
static axpr::AttrMap<Value> GetExportedTypes() {
return axpr::GetObjectTypeName2Type<Value>();
}
template <typename T>
adt::Result<T> CastTo() const {
return axpr::Get<T>(*this);
}
template <typename T>
bool CastableTo() const {
const auto& ret = axpr::CastableTo<T>(*this);
return ret.HasOkValue() ? ret.GetOkValue() : false;
}
};
} // namespace ap::axpr