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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.
#include "src/tint/writer/check_supported_extensions.h"
#include <string>
#include "src/tint/ast/module.h"
#include "src/tint/diagnostic/diagnostic.h"
#include "src/tint/utils/hashset.h"
#include "src/tint/utils/string.h"
namespace tint::writer {
bool CheckSupportedExtensions(std::string_view writer_name,
const ast::Module& module,
diag::List& diags,
utils::VectorRef<builtin::Extension> supported) {
utils::Hashset<builtin::Extension, 32> set;
for (auto ext : supported) {
set.Add(ext);
}
for (auto* enable : module.Enables()) {
for (auto* ext : enable->extensions) {
if (!set.Contains(ext->name)) {
diags.add_error(diag::System::Writer,
std::string(writer_name) + " backend does not support extension '" +
utils::ToString(ext->name) + "'",
ext->source);
return false;
}
}
}
return true;
}
} // namespace tint::writer