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b4374c271e
This CL adds DiscardStatement to the AST. Bug: tint:162 Change-Id: I1905023eb8297d9a983884e77c6a2267fd43a076 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25601 Reviewed-by: David Neto <dneto@google.com>
54 lines
1.6 KiB
C++
54 lines
1.6 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_DISCARD_STATEMENT_H_
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#define SRC_AST_DISCARD_STATEMENT_H_
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#include "src/ast/statement.h"
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namespace tint {
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namespace ast {
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/// A discard statement
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class DiscardStatement : public Statement {
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public:
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/// Constructor
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DiscardStatement();
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/// Constructor
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/// @param source the discard statement source
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explicit DiscardStatement(const Source& source);
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/// Move constructor
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DiscardStatement(DiscardStatement&&) = default;
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~DiscardStatement() override;
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/// @returns true if this is a discard statement
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bool IsDiscard() const override;
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/// @returns true if the node is valid
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bool IsValid() const override;
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/// Writes a representation of the node to the output stream
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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(std::ostream& out, size_t indent) const override;
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private:
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DiscardStatement(const DiscardStatement&) = delete;
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};
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_DISCARD_STATEMENT_H_
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