diff options
Diffstat (limited to 'indra/llcommon/stringize.h')
-rw-r--r-- | indra/llcommon/stringize.h | 52 |
1 files changed, 29 insertions, 23 deletions
diff --git a/indra/llcommon/stringize.h b/indra/llcommon/stringize.h index a5a90d7297..38dd198ad3 100644 --- a/indra/llcommon/stringize.h +++ b/indra/llcommon/stringize.h @@ -30,7 +30,6 @@ #define LL_STRINGIZE_H #include <sstream> -#include <boost/phoenix/phoenix.hpp> #include <llstring.h> /** @@ -53,12 +52,7 @@ std::basic_string<CHARTYPE> gstringize(const T& item) */ inline std::string stringize(const std::wstring& item) { - LL_WARNS() << "WARNING: Possible narrowing" << LL_ENDL; - - std::string s; - - s = wstring_to_utf8str(item); - return gstringize<char>(s); + return wstring_to_utf8str(item); } /** @@ -76,7 +70,10 @@ std::string stringize(const T& item) */ inline std::wstring wstringize(const std::string& item) { - return gstringize<wchar_t>(item.c_str()); + // utf8str_to_wstring() returns LLWString, which isn't necessarily the + // same as std::wstring + LLWString s(utf8str_to_wstring(item)); + return std::wstring(s.begin(), s.end()); } /** @@ -91,10 +88,10 @@ std::wstring wstringize(const T& item) /** * stringize_f(functor) */ -template <typename Functor> -std::string stringize_f(Functor const & f) +template <typename CHARTYPE, typename Functor> +std::basic_string<CHARTYPE> stringize_f(Functor const & f) { - std::ostringstream out; + std::basic_ostringstream<CHARTYPE> out; f(out); return out.str(); } @@ -108,31 +105,37 @@ std::string stringize_f(Functor const & f) * return out.str(); * @endcode */ -#define STRINGIZE(EXPRESSION) (stringize_f(boost::phoenix::placeholders::arg1 << EXPRESSION)) +#define STRINGIZE(EXPRESSION) (stringize_f<char>([&](std::ostream& out){ out << EXPRESSION; })) +/** + * WSTRINGIZE() is the wstring equivalent of STRINGIZE() + */ +#define WSTRINGIZE(EXPRESSION) (stringize_f<wchar_t>([&](std::wostream& out){ out << EXPRESSION; })) /** * destringize(str) * defined for symmetry with stringize - * *NOTE - this has distinct behavior from boost::lexical_cast<T> regarding + * @NOTE - this has distinct behavior from boost::lexical_cast<T> regarding * leading/trailing whitespace and handling of bad_lexical_cast exceptions + * @NOTE - no need for dewstringize(), since passing std::wstring will Do The + * Right Thing */ -template <typename T> -T destringize(std::string const & str) +template <typename T, typename CHARTYPE> +T destringize(std::basic_string<CHARTYPE> const & str) { - T val; - std::istringstream in(str); - in >> val; + T val; + std::basic_istringstream<CHARTYPE> in(str); + in >> val; return val; } /** * destringize_f(str, functor) */ -template <typename Functor> -void destringize_f(std::string const & str, Functor const & f) +template <typename CHARTYPE, typename Functor> +void destringize_f(std::basic_string<CHARTYPE> const & str, Functor const & f) { - std::istringstream in(str); + std::basic_istringstream<CHARTYPE> in(str); f(in); } @@ -143,8 +146,11 @@ void destringize_f(std::string const & str, Functor const & f) * std::istringstream in(str); * in >> item1 >> item2 >> item3 ... ; * @endcode + * @NOTE - once we get generic lambdas, we shouldn't need DEWSTRINGIZE() any + * more since DESTRINGIZE() should do the right thing with a std::wstring. But + * until then, the lambda we pass must accept the right std::basic_istream. */ -#define DESTRINGIZE(STR, EXPRESSION) (destringize_f((STR), (boost::phoenix::placeholders::arg1 >> EXPRESSION))) - +#define DESTRINGIZE(STR, EXPRESSION) (destringize_f((STR), [&](std::istream& in){in >> EXPRESSION;})) +#define DEWSTRINGIZE(STR, EXPRESSION) (destringize_f((STR), [&](std::wistream& in){in >> EXPRESSION;})) #endif /* ! defined(LL_STRINGIZE_H) */ |