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// Copyright 2022 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#include "src/tint/lang/wgsl/helpers/check_supported_extensions.h"
#include <string>
#include "src/tint/lang/wgsl/ast/module.h"
#include "src/tint/utils/containers/hashset.h"
#include "src/tint/utils/diagnostic/diagnostic.h"
#include "src/tint/utils/text/string.h"
namespace tint::wgsl {
bool CheckSupportedExtensions(std::string_view writer_name,
const ast::Module& module,
diag::List& diags,
VectorRef<wgsl::Extension> supported) {
Hashset<wgsl::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.AddError(diag::System::Writer, ext->source)
<< writer_name << " backend does not support extension "
<< style::Code(ext->name);
return false;
}
}
}
return true;
}
} // namespace tint::wgsl