macro-with.hpp

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#pragma once    // Source encoding: UTF-8 with BOM (π is a lowercase Greek "pi").


#ifndef CPPX_NO_DOLLARS_PLEASE
#   define $with        CPPX_WITH               
#   define $with_const  CPPX_WITH_CONST         
#endif

#ifdef _MSC_VER
#   pragma warning( disable: 4127 )     // Sillywarning "conditional expression is constant".
#endif


#define CPPX_WITH( ... ) \
    if ( auto&& _ [[maybe_unused]] = __VA_ARGS__; true )

#define CPPX_WITH_CONST( ... ) \
    if( const auto& _ [[maybe_unused]] = __VA_ARGS__; true )