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The Castable class is used by utils/. This Cl moves the implementation into the utils/ folder. The `Is` and `As` methods are added into the `tint` namespace to make usage shorter. Change-Id: I0decedb92ebed01b6aa12d2e3efa7190742e9a33 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/127402 Commit-Queue: Dan Sinclair <dsinclair@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Ben Clayton <bclayton@google.com>
45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
// Copyright 2021 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_TINT_AST_PHONY_EXPRESSION_H_
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#define SRC_TINT_AST_PHONY_EXPRESSION_H_
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#include "src/tint/ast/expression.h"
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namespace tint::ast {
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/// Represents the `_` of a phony assignment `_ = <expr>`
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/// @see https://www.w3.org/TR/WGSL/#phony-assignment-section
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class PhonyExpression final : public utils::Castable<PhonyExpression, Expression> {
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public:
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/// Constructor
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/// @param pid the identifier of the program that owns this node
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/// @param nid the unique node identifier
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/// @param src the source of this node
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PhonyExpression(ProgramID pid, NodeID nid, const Source& src);
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/// Destructor
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~PhonyExpression() override;
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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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const PhonyExpression* Clone(CloneContext* ctx) const override;
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};
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} // namespace tint::ast
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#endif // SRC_TINT_AST_PHONY_EXPRESSION_H_
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