70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
// Copyright 2020 The Tint Authors.
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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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#ifndef SRC_AST_UNARY_OP_EXPRESSION_H_
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#define SRC_AST_UNARY_OP_EXPRESSION_H_
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#include "src/ast/expression.h"
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#include "src/ast/unary_op.h"
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namespace tint {
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namespace ast {
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/// A unary op expression
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class UnaryOpExpression : public Castable<UnaryOpExpression, Expression> {
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public:
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/// Constructor
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/// @param program_id the identifier of the program that owns this node
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/// @param source the unary op expression source
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/// @param op the op
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/// @param expr the expr
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UnaryOpExpression(ProgramID program_id,
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const Source& source,
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UnaryOp op,
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Expression* expr);
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/// Move constructor
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UnaryOpExpression(UnaryOpExpression&&);
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~UnaryOpExpression() override;
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/// @returns the op
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UnaryOp op() const { return op_; }
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/// @returns the expression
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Expression* expr() const { return expr_; }
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/// Clones this node and all transitive child nodes using the `CloneContext`
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/// `ctx`.
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/// @param ctx the clone context
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/// @return the newly cloned node
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UnaryOpExpression* Clone(CloneContext* ctx) const override;
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/// Writes a representation of the node to the output stream
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/// @param sem the semantic info for the program
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/// @param out the stream to write to
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/// @param indent number of spaces to indent the node when writing
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void to_str(const sem::Info& sem,
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std::ostream& out,
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size_t indent) const override;
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private:
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UnaryOpExpression(const UnaryOpExpression&) = delete;
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UnaryOp const op_;
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Expression* const expr_;
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};
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_UNARY_OP_EXPRESSION_H_
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