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base/string_format.hpp
56 строк
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Sergey Yershov
Sort includes and other
29 дек 2016, 16:45
29 дек 2016, 16:45
0ba1e4f
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#pragma once #include "base/base.hpp" #include "base/macros.hpp" #include <sstream> #include <string> namespace strings { template <typename T> std::string ToString(T const & t) { // May be we should use DebugPrint here. Not sure. std::ostringstream out; out << t; return out.str(); } std::string const FormatImpl(std::string const & s, std::string arr[], size_t count); template <typename T1> std::string const Format(std::string const & s, T1 const & t1) { std::string arr[] = { ToString(t1) }; return FormatImpl(s, arr, ARRAY_SIZE(arr)); } template <typename T1, typename T2> std::string const Format(std::string const & s, T1 const & t1, T2 const & t2) { std::string arr[] = { ToString(t1), ToString(t2) }; return FormatImpl(s, arr, ARRAY_SIZE(arr)); } template <typename T1, typename T2, typename T3> std::string const Format(std::string const & s, T1 const & t1, T2 const & t2, T3 const & t3) { std::string arr[] = { ToString(t1), ToString(t2), ToString(t3) }; return FormatImpl(s, arr, ARRAY_SIZE(arr)); } template <typename T1, typename T2, typename T3, typename T4> std::string const Format(std::string const & s, T1 const & t1, T2 const & t2, T3 const & t3, T4 const & t4) { std::string arr[] = { ToString(t1), ToString(t2), ToString(t3), ToString(t4) }; return FormatImpl(s, arr, ARRAY_SIZE(arr)); } template <typename T1, typename T2, typename T3, typename T4, typename T5> std::string const Format(std::string const & s, T1 const & t1, T2 const & t2, T3 const & t3, T4 const & t4, T5 const & t5) { std::string arr[] = { ToString(t1), ToString(t2), ToString(t3), ToString(t4), ToString(t5) }; return FormatImpl(s, arr, ARRAY_SIZE(arr)); } }