52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
#ifndef FLUTTER_INAPPWEBVIEW_PLUGIN_UTIL_H_
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#define FLUTTER_INAPPWEBVIEW_PLUGIN_UTIL_H_
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#include <iostream>
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#include <string>
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#include <optional>
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#include <algorithm>
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#include "strconv.h"
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namespace flutter_inappwebview_plugin
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{
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static inline void debugLog(const std::string& msg) {
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#ifndef NDEBUG
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std::cout << msg << std::endl;
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OutputDebugString(ansi_to_wide(msg + "\n").c_str());
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#endif
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}
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template<typename T>
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static inline std::optional<T> make_pointer_optional(const T* value)
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{
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return value == nullptr ? std::nullopt : std::make_optional<T>(*value);
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}
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static inline std::string variant_to_string(const std::variant<std::string, int>& var)
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{
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return std::visit([](auto&& arg) {
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using T = std::decay_t<decltype(arg)>;
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if constexpr (std::is_same_v<T, std::string>)
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return arg;
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else if constexpr (std::is_arithmetic_v<T>)
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return std::to_string(arg);
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else
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static_assert(always_false_v<T>, "non-exhaustive visitor!");
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}, var);
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}
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template<typename K, typename T>
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static inline bool map_contains(const std::map<K, T>& map, const K& key)
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{
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return map.find(key) != map.end();
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}
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template<typename K, typename T>
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static inline T map_at_or_null(const std::map<K, T>& map, const K& key)
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{
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auto itr = map.find(key);
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return itr != map.end() ? itr->second : nullptr;
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}
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}
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#endif //FLUTTER_INAPPWEBVIEW_PLUGIN_UTIL_H_
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