diff options
Diffstat (limited to 'include/libcamera/internal/yaml_parser.h')
| -rw-r--r-- | include/libcamera/internal/yaml_parser.h | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/include/libcamera/internal/yaml_parser.h b/include/libcamera/internal/yaml_parser.h index 8ca71df8..06a41146 100644 --- a/include/libcamera/internal/yaml_parser.h +++ b/include/libcamera/internal/yaml_parser.h @@ -2,7 +2,7 @@ /* * Copyright (C) 2022, Google Inc. * - * yaml_parser.h - libcamera YAML parsing helper + * libcamera YAML parsing helper */ #pragma once @@ -161,28 +161,16 @@ public: std::size_t size() const; -#ifndef __DOXYGEN__ - template<typename T, - std::enable_if_t< - std::is_same_v<bool, T> || - std::is_same_v<double, T> || - std::is_same_v<int8_t, T> || - std::is_same_v<uint8_t, T> || - std::is_same_v<int16_t, T> || - std::is_same_v<uint16_t, T> || - std::is_same_v<int32_t, T> || - std::is_same_v<uint32_t, T> || - std::is_same_v<std::string, T> || - std::is_same_v<Size, T>> * = nullptr> -#else template<typename T> -#endif - std::optional<T> get() const; + std::optional<T> get() const + { + return Getter<T>{}.get(*this); + } - template<typename T> - T get(const T &defaultValue) const + template<typename T, typename U> + T get(U &&defaultValue) const { - return get<T>().value_or(defaultValue); + return get<T>().value_or(std::forward<U>(defaultValue)); } #ifndef __DOXYGEN__ @@ -214,6 +202,8 @@ public: private: LIBCAMERA_DISABLE_COPY_AND_MOVE(YamlObject) + template<typename T> + friend struct Getter; friend class YamlParserContext; enum class Type { @@ -222,6 +212,11 @@ private: Value, }; + template<typename T> + struct Getter { + std::optional<T> get(const YamlObject &obj) const; + }; + Type type_; std::string value_; |