src/tint/ast/enable.cc

// 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.

#include "src/tint/ast/enable.h"

#include "src/tint/program_builder.h"

TINT_INSTANTIATE_TYPEINFO(tint::ast::Enable);

namespace tint::ast {

Enable::Enable(ProgramID pid,
               NodeID nid,
               const Source& src,
               utils::VectorRef<const Extension*> exts)
    : Base(pid, nid, src), extensions(std::move(exts)) {}

Enable::~Enable() = default;

bool Enable::HasExtension(builtin::Extension ext) const {
    for (auto* e : extensions) {
        if (e->name == ext) {
            return true;
        }
    }
    return false;
}

const Enable* Enable::Clone(CloneContext* ctx) const {
    auto src = ctx->Clone(source);
    auto exts = ctx->Clone(extensions);
    return ctx->dst->create<Enable>(src, std::move(exts));
}

}  // namespace tint::ast