dan sinclair 60eac72504 Move constants into a Castable hierarchy.
This CL moves constant to inherit from Castable.

Bug: tint:1718
Change-Id: Ifd00bcd77a838dfa560096ad95af5cf6065bfb5d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/114100
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
2022-12-13 22:36:04 +00:00

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// Copyright 2022 The Tint Authors.
//
// 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.
#ifndef SRC_TINT_CONSTANT_NODE_H_
#define SRC_TINT_CONSTANT_NODE_H_
#include "src/tint/castable.h"
namespace tint::constant {
/// Node is the base class for all constant nodes
class Node : public Castable<Node> {
public:
/// Constructor
Node();
/// Copy constructor
Node(const Node&);
/// Destructor
~Node() override;
};
} // namespace tint::constant
#endif // SRC_TINT_CONSTANT_NODE_H_