Filesystem - Path style abstraction
A class that carries information about a filesystem path's style: case sensitivity, path separator and whether it supports drive letters.
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#ifndef _H_EBCL_FILESYSTEM
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#define _H_EBCL_FILESYSTEM
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#include <ebcl/Strings.hh>
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#include <ebcl/Utilities.hh>
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#include <ebcl/Strings.hh>
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namespace ebcl {
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/*= FILESYSTEM PATH ==========================================================*/
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// Supported filesystem path separators
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enum class E_FSPathSeparator
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{
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SLASH , BACKSLASH
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};
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// The style of a filesystem path.
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class T_FSPathStyle
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{
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private:
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bool caseSensitive_;
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bool hasDriveLetter_;
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T_Flags< E_FSPathSeparator > pathSeparators_;
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public:
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//----------------------------------------------------------------------
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// Constructors and assignment operators
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T_FSPathStyle( ) = delete;
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// Initialise the filesystem path style, specifying:
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// - whether it is case-sensitive,
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// - whether is can use a drive letter as its root,
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// - which separators it supports
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T_FSPathStyle( bool cs , bool hdl , T_Flags< E_FSPathSeparator > ps ) noexcept;
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// Default copy/move constructors/assignement operators
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T_FSPathStyle( T_FSPathStyle const& ) noexcept = default;
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T_FSPathStyle& operator =( T_FSPathStyle const& ) noexcept = default;
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T_FSPathStyle( T_FSPathStyle&& ) noexcept = default;
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T_FSPathStyle& operator =( T_FSPathStyle&& ) noexcept = default;
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T_FSPathStyle& swap( T_FSPathStyle& other ) noexcept;
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//----------------------------------------------------------------------
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// Accessors
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bool caseSensitive( ) const noexcept;
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T_FSPathStyle& caseSensitive( bool cs ) noexcept;
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bool hasDriveLetter( ) const noexcept;
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T_FSPathStyle& hasDriveLetter( bool hdl ) noexcept;
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T_Flags< E_FSPathSeparator > pathSeparators( ) const noexcept;
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T_FSPathStyle& pathSeparator( T_Flags< E_FSPathSeparator > ps ) noexcept;
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//----------------------------------------------------------------------
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// Pre-initialised styles
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static T_FSPathStyle Unix( );
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static T_FSPathStyle Windows( );
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static T_FSPathStyle System( );
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};
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class T_FSPath
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{
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public:
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@ -9,6 +9,90 @@
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namespace ebcl {
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/*= T_FSPathStyle ============================================================*/
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inline T_FSPathStyle::T_FSPathStyle(
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bool cs ,
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bool hdl ,
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T_Flags< E_FSPathSeparator > ps ) noexcept
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: caseSensitive_{ cs } , hasDriveLetter_{ hdl } , pathSeparators_{ ps }
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{
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assert( ps );
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}
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/*----------------------------------------------------------------------------*/
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inline T_FSPathStyle& T_FSPathStyle::swap(
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T_FSPathStyle& other ) noexcept
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{
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using std::swap;
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swap( caseSensitive_ , other.caseSensitive_ );
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swap( hasDriveLetter_ , other.hasDriveLetter_ );
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swap( pathSeparators_ , other.pathSeparators_ );
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return *this;
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}
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/*----------------------------------------------------------------------------*/
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inline bool T_FSPathStyle::caseSensitive( ) const noexcept
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{
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return caseSensitive_;
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}
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inline T_FSPathStyle& T_FSPathStyle::caseSensitive( bool cs ) noexcept
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{
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caseSensitive_ = cs;
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return *this;
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}
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inline bool T_FSPathStyle::hasDriveLetter( ) const noexcept
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{
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return hasDriveLetter_;
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}
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inline T_FSPathStyle& T_FSPathStyle::hasDriveLetter( bool hdl ) noexcept
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{
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hasDriveLetter_ = hdl;
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return *this;
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}
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inline T_Flags< E_FSPathSeparator > T_FSPathStyle::pathSeparators( ) const noexcept
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{
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return pathSeparators_;
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}
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inline T_FSPathStyle& T_FSPathStyle::pathSeparator(
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T_Flags< E_FSPathSeparator > ps ) noexcept
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{
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assert( ps );
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pathSeparators_ = ps;
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return *this;
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}
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/*----------------------------------------------------------------------------*/
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inline T_FSPathStyle T_FSPathStyle::Unix( )
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{
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return T_FSPathStyle{ true , false ,
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T_Flags< E_FSPathSeparator >{ E_FSPathSeparator::SLASH } };
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}
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inline T_FSPathStyle T_FSPathStyle::Windows( )
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{
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return T_FSPathStyle{ false , true ,
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T_Flags< E_FSPathSeparator >{ E_FSPathSeparator::BACKSLASH } };
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}
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inline T_FSPathStyle T_FSPathStyle::System( )
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{
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#ifdef _WIN32
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return T_FSPathStyle::Windows( );
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#else
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return T_FSPathStyle::Unix( );
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#endif
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}
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/*= T_FSPath =================================================================*/
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inline T_FSPath::T_FSPath( ) noexcept
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