wehub-resource-sync
73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
// Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <string>
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#include "paddle/ap/include/axpr/adt.h"
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#include "paddle/ap/include/axpr/environment.h"
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namespace ap::axpr {
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template <typename ValueT>
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class GlobalEnvironment : public Environment<ValueT> {
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public:
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adt::Result<ValueT> Get(const std::string& var) const override {
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ADT_LET_CONST_REF(frame_ptr, frame_.Get());
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const auto& res = frame_ptr->OptGet(var);
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if (res.has_value()) {
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return res.value();
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}
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if (parent_ == nullptr) {
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return NameError{std::string("name '") + var + "' is not defined."};
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}
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return parent_->Get(var);
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}
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adt::Result<adt::Ok> Set(const std::string& var, const ValueT& val) override {
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ADT_LET_CONST_REF(frame_ptr, frame_.Mut());
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{
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static std::string tmp_var_prefix("__");
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if (var.substr(0, tmp_var_prefix.size()) != tmp_var_prefix) {
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ADT_CHECK(SerializableValue::IsSerializable(val)) << [&] {
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std::ostringstream ss;
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ss << "Only serializable values are supported insert into global "
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"environment. "
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<< "Builtin serializable types are: ";
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ss << SerializableValue::SerializableTypeNames();
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ss << " (not include '" << axpr::GetTypeName(val) << "').";
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return adt::errors::ValueError{ss.str()};
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}();
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}
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}
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frame_ptr->Set(var, val);
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return adt::Ok{};
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}
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const Frame<ValueT>& frame() const { return frame_; }
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GlobalEnvironment(const std::shared_ptr<Environment<ValueT>>& parent,
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const Frame<ValueT>& frame)
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: parent_(parent), frame_(frame) {}
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private:
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GlobalEnvironment(const GlobalEnvironment&) = delete;
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GlobalEnvironment(GlobalEnvironment&&) = delete;
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std::shared_ptr<Environment<ValueT>> parent_;
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Frame<ValueT> frame_;
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};
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} // namespace ap::axpr
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