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Remove underscores and add a comment

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This commit is contained in:
Flakebi 2015-08-16 21:05:52 +02:00
parent e795729538
commit 8c09228b39
1 changed files with 14 additions and 9 deletions
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23
src/utils/string_utils.hpp
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@ -143,27 +143,32 @@ namespace StringUtils
// ------------------------------------------------------------------------ // ------------------------------------------------------------------------
/** Intermediate struct to fill a vector using variadic templates */ /** Intermediate struct to fill a vector using variadic templates */
struct __FillStringVector struct FillStringVector
{ {
/** FillS takes a vector as the first argument and a variadic list of
* arguments. The arguments are recursively inserted into the vector
* which will contain all the arguments converted to strings in the end.
*/
template<typename T, typename...Args> template<typename T, typename...Args>
static void __FillS(std::vector<std::string> &all_vals, T&& v, Args &&...args) static void FillS(std::vector<std::string> &all_vals, T&& v, Args &&...args)
{ {
std::ostringstream oss; std::ostringstream oss;
oss << v; oss << v;
all_vals.push_back(oss.str()); all_vals.push_back(oss.str());
__FillS(all_vals, std::forward<Args>(args)...); FillS(all_vals, std::forward<Args>(args)...);
} }
static void __FillS(std::vector<std::string>&) {} static void FillS(std::vector<std::string>&) {}
/** This functions does the same as FillS but for wide strings. */
template<typename T, typename...Args> template<typename T, typename...Args>
static void __FillW(std::vector<irr::core::stringw> &all_vals, T&& v, Args &&...args) static void FillW(std::vector<irr::core::stringw> &all_vals, T&& v, Args &&...args)
{ {
all_vals.push_back(irr::core::stringw(std::forward<T>(v))); all_vals.push_back(irr::core::stringw(std::forward<T>(v)));
__FillW(all_vals, std::forward<Args>(args)...); FillW(all_vals, std::forward<Args>(args)...);
} }
static void __FillW(std::vector<irr::core::stringw>&) {} static void FillW(std::vector<irr::core::stringw>&) {}
}; };
template <typename...Args> template <typename...Args>
@ -171,7 +176,7 @@ namespace StringUtils
{ {
std::vector<std::string> all_vals; std::vector<std::string> all_vals;
all_vals.reserve(sizeof...(args)); all_vals.reserve(sizeof...(args));
__FillStringVector::__FillS(all_vals, std::forward<Args>(args)...); FillStringVector::FillS(all_vals, std::forward<Args>(args)...);
return insertValues(s, all_vals); return insertValues(s, all_vals);
} }
@ -187,7 +192,7 @@ namespace StringUtils
{ {
std::vector<irr::core::stringw> all_vals; std::vector<irr::core::stringw> all_vals;
all_vals.reserve(sizeof...(args)); all_vals.reserve(sizeof...(args));
__FillStringVector::__FillW(all_vals, std::forward<Args>(args)...); FillStringVector::FillW(all_vals, std::forward<Args>(args)...);
return insertValues(s, all_vals); return insertValues(s, all_vals);
} }