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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
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#if !defined( INCLUDED_GENERIC_ARRAYRANGE_H )
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#define INCLUDED_GENERIC_ARRAYRANGE_H
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/// \file
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/// \brief Macros for automatically converting a compile-time-sized array to a range.
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template<typename Element>
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struct ArrayRange
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{
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typedef Element* Iterator;
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ArrayRange( Iterator _begin, Iterator _end )
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: begin( _begin ), end( _end ){
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}
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Iterator begin;
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Iterator end;
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};
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template<typename Element>
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inline ArrayRange<Element> makeArrayRange( Element* begin, Element* end ){
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return ArrayRange<Element>( begin, end );
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}
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template<typename Element>
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struct ArrayConstRange
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{
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typedef const Element* Iterator;
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ArrayConstRange( Iterator _begin, Iterator _end )
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: begin( _begin ), end( _end ){
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}
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Iterator begin;
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Iterator end;
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};
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template<typename Element>
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inline ArrayConstRange<Element> makeArrayRange( const Element* begin, const Element* end ){
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return ArrayConstRange<Element>( begin, end );
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}
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#define ARRAY_SIZE( array ) ( sizeof( array ) / sizeof( *array ) )
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#define ARRAY_END( array ) ( array + ARRAY_SIZE( array ) )
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#define ARRAY_RANGE( array ) ( makeArrayRange( array, ARRAY_END( array ) ) )
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typedef ArrayConstRange<const char*> StringArrayRange;
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#define STRING_ARRAY_RANGE( array ) ( StringArrayRange( array, ARRAY_END( array ) ) )
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#endif
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