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/*
* Copyright (c), Zeriph Enterprises
* All rights reserved.
*
* Contributor(s):
* Zechariah Perez, omni (at) zeriph (dot) com
*
* THIS SOFTWARE IS PROVIDED BY ZERIPH AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ZERIPH AND CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if !defined(OMNI_CHAR_T_HPP)
#define OMNI_CHAR_T_HPP 1
#include <omni/defs/global.hpp>
#include <cctype>
#include <cwctype>
#include <cstdlib>
// defines the string types to use for different string processing
#if defined(OMNI_UNICODE)
#define OMNI_CHAR_T wchar_t // Defines a wide character type
#else
#define OMNI_CHAR_T char // Defines a standard character type
#endif
namespace omni {
typedef OMNI_CHAR_T char_t;
namespace char_util {
inline bool is_digit(char c)
{ return (std::isdigit(c) != 0); }
inline bool is_digit(wchar_t c)
{ return (std::iswdigit(c) != 0); }
inline bool is_alpha(char c)
{ return (std::isalpha(c) != 0); }
inline bool is_alpha(wchar_t c)
{ return (std::iswalpha(c) != 0); }
template < typename std_char_t >
std_char_t to_lower(std_char_t c)
{ OMNI_ERR_RETV_FW("Invalid template parameter specified.", omni::exceptions::invalid_template_type(), c) }
template <>
inline char to_lower<char>(char c)
{ return static_cast<char>(std::tolower(c)); }
template <>
inline wchar_t to_lower<wchar_t>(wchar_t c)
{ return std::towlower(c); }
template < typename std_char_t >
std_char_t to_upper(std_char_t c)
{ OMNI_ERR_RETV_FW("Invalid template parameter specified.", omni::exceptions::invalid_template_type(), c) }
template <>
inline char to_upper<char>(char c)
{ return static_cast<char>(std::toupper(c)); }
template <>
inline wchar_t to_upper<wchar_t>(wchar_t c)
{ return std::towupper(c); }
namespace helpers {
inline bool is_1or0(char v)
{ return v == '0' || v == '1'; }
inline bool is_1or0(wchar_t v)
{ return v == L'0' || v == L'1'; }
inline bool is_nde(char v)
{ return (v == '-' || v == '.' || v == ','); }
inline bool is_nde(wchar_t v)
{ return (v == L'-' || v == L'.' || v == L','); }
inline bool is_de(char v)
{ return (v == '.' || v == ','); }
inline bool is_de(wchar_t v)
{ return (v == L'.' || v == L','); }
inline bool is_neg(char v)
{ return (v == '-'); }
inline bool is_neg(wchar_t v)
{ return (v == L'-'); }
}
}
}
#endif // OMNI_CHAR_T_HPP