| // Copyright 2019 Google LLC |
| // |
| // 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 |
| // |
| // https://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. |
| |
| // Helper classes for constructing the `Parameters` template argument to view |
| // classes. |
| |
| #ifndef EMBOSS_PUBLIC_EMBOSS_VIEW_PARAMETERS_H_ |
| #define EMBOSS_PUBLIC_EMBOSS_VIEW_PARAMETERS_H_ |
| |
| namespace emboss { |
| namespace support { |
| |
| template <int kBitsParam, typename Verifier> |
| struct FixedSizeViewParameters { |
| static constexpr int kBits = kBitsParam; |
| template <typename ValueType> |
| static constexpr bool ValueIsOk(ValueType value) { |
| return Verifier::ValueIsOk(value); |
| } |
| // TODO(bolms): add AllValuesAreOk(), and use it to shortcut Ok() processing |
| // for arrays and other compound objects. |
| }; |
| |
| struct AllValuesAreOk { |
| template <typename ValueType> |
| static constexpr bool ValueIsOk(ValueType) { |
| return true; |
| } |
| }; |
| |
| } // namespace support |
| } // namespace emboss |
| |
| #endif // EMBOSS_PUBLIC_EMBOSS_VIEW_PARAMETERS_H_ |