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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_QR_CODE_GENERATOR_FEATURES_H_
#define COMPONENTS_QR_CODE_GENERATOR_FEATURES_H_
#include "base/feature_list.h"
#include "components/qr_code_generator/rust_buildflags.h"
namespace qr_code_generator {
// Exposing the feature so that tests can inspect it and turn it on/off,
// but product code should instead use `IsRustyQrCodeGeneratorFeatureEnabled`.
BASE_DECLARE_FEATURE(kRustyQrCodeGeneratorFeature);
// Returns true if Rust should be used for QR code generation:
// 1) the GN-level `enable_rust_qr` is true.
// *and*
// 2) the `"RustyQrCodeGenerator"` base::Feature has been enabled.
//
// If Rust is used for QR code generation then:
// 1) //components/qr_code_generator becomes a thin wrapper around a 3rd-party
// Rust crate that implements QR code generation
// 2) //chrome/services/qrcode_generator stops sandboxing QR code generation in
// a separate utility process - QR code generation becomes a regular,
// in-process C++ call (rather than a mojo call).
//
// See https://crbug.com/1431991 for more details about the feature and the
// Rust QR Code Generator project.
inline bool IsRustyQrCodeGeneratorFeatureEnabled() {
#if BUILDFLAG(ENABLE_RUST_QR)
return base::FeatureList::IsEnabled(kRustyQrCodeGeneratorFeature);
#else
return false;
#endif
}
} // namespace qr_code_generator
#endif // COMPONENTS_QR_CODE_GENERATOR_FEATURES_H_
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