mirror of https://github.com/catchorg/Catch2.git
New CLI parser impl
This commit is contained in:
Phil Nash
parent
597ed1f79d
commit
372a8b018d
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@ -14,292 +14,362 @@
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namespace Clara {
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template<typename T> struct RemoveConstRef{ typedef T type; };
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template<typename T> struct RemoveConstRef<T&>{ typedef T type; };
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template<typename T> struct RemoveConstRef<T const&>{ typedef T type; };
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template<typename T> struct RemoveConstRef<T const>{ typedef T type; };
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template<typename T> struct RemoveConstRef{ typedef T type; };
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template<typename T> struct RemoveConstRef<T&>{ typedef T type; };
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template<typename T> struct RemoveConstRef<T const&>{ typedef T type; };
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template<typename T> struct RemoveConstRef<T const>{ typedef T type; };
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using namespace Catch;
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template<typename T> struct IsBool { static const bool value = false; };
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template<> struct IsBool<bool> { static const bool value = true; };
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template<typename T>
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bool convertInto( std::string const& _source, T& _dest ) {
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std::stringstream ss;
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ss << _source;
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ss >> _dest;
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return !ss.fail();
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}
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inline bool convertInto( std::string const& _source, std::string& _dest ) {
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_dest = _source;
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return true;
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}
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inline bool convertInto( std::string const& _source, bool _dest ) {
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std::string sourceLC = toLower( _source );
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if( sourceLC == "1" || sourceLC == "true" || sourceLC == "yes" || sourceLC == "on" )
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_dest = true;
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else if( sourceLC == "0" || sourceLC == "false" || sourceLC == "no" || sourceLC == "off" )
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_dest = false;
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else
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return false;
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return true;
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}
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template<typename T>
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class Opt {
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public:
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Opt( std::string const& _synposis ) : m_synopsis( _synposis ) {}
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Opt& shortName( std::string const& _value ) { m_shortName = _value; return *this; }
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Opt& longName( std::string const& _value ) { m_longName = _value; return *this; }
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template<typename M>
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Opt& optArg( std::string const& _name, M const& _member ){
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m_argName = _name;
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m_field = new Field<M>( _member );
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return *this;
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template<typename T>
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void convertInto( std::string const& _source, T& _dest ) {
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std::stringstream ss;
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ss << _source;
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ss >> _dest;
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if( ss.fail() )
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throw std::runtime_error( "Unable to convert " + _source + " to destination type" );
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}
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inline void convertInto( std::string const& _source, std::string& _dest ) {
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_dest = _source;
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}
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inline void convertInto( std::string const& _source, bool& _dest ) {
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std::string sourceLC = _source;
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std::transform( sourceLC.begin(), sourceLC.end(), sourceLC.begin(), ::tolower );
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if( sourceLC == "1" || sourceLC == "true" || sourceLC == "yes" || sourceLC == "on" )
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_dest = true;
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else if( sourceLC == "0" || sourceLC == "false" || sourceLC == "no" || sourceLC == "off" )
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_dest = false;
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else
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throw std::runtime_error( "Expected a boolean value but did recognise: '" + _source + "'" );
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}
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inline void convertInto( bool _source, bool& _dest ) {
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_dest = _source;
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}
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template<typename T>
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inline void convertInto( bool, T& ) {
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throw std::runtime_error( "Invalid conversion" );
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}
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template<typename M>
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Opt& flag( M const& _member ){
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m_field = new FlagField<M>( _member );
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return *this;
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}
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std::size_t takesArg() const { return !m_argName.empty(); }
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std::string synopsis() const { return m_synopsis; }
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std::string shortName() const { return m_shortName; }
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std::string longName() const { return m_longName; }
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bool parseInto( std::string const& _arg, T& _config ) const {
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if( m_argName.empty() )
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m_field->set( _config );
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else if( !m_field->parseInto( _arg, _config ) )
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throw std::domain_error( "'" + _arg + "' was not valid for <" + m_argName + ">" );
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return true;
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}
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std::string usage() const {
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std::ostringstream oss;
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writeToStream( oss );
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return oss.str();
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}
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friend std::ostream& operator << ( std::ostream& os, Opt const& _opt ) {
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_opt.writeToStream( os );
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return os;
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}
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void writeToStream ( std::ostream& os ) const {
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if( !m_shortName.empty() )
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os << "-" << m_shortName;
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if( !m_longName.empty() )
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os << ", ";
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if( !m_longName.empty() )
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os << "--" << m_longName;
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if( takesArg() )
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os << " <" << m_argName << ">";
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}
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private:
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struct IField : SharedImpl<> {
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virtual ~IField() {}
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virtual bool parseInto( std::string const&, T& ) const {
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throw std::logic_error( "cannot pass argument to bool binder" );
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}
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virtual void set( T& ) const {
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throw std::logic_error( "field requires an argument" );
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}
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template<typename ConfigT>
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struct IBoundMember {
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virtual ~IBoundMember() {}
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virtual void set( ConfigT& config, std::string const& value ) const = 0;
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virtual void setFlag( ConfigT& config ) const = 0;
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virtual bool takesArg() const = 0;
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virtual IBoundMember* clone() const = 0;
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};
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template<typename F>
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struct Field;
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template<typename F>
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struct FlagField;
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// Data member : with argument
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template<typename C, typename M>
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struct Field<M C::*> : IField {
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Field( M C::* _member ) : member( _member ) {}
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bool parseInto( std::string const& _arg, T& _config ) const {
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return convertInto( _arg, _config.*member );
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template<typename ConfigT>
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class BoundField {
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public:
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BoundField( IBoundMember<ConfigT>* _boundMember ) : boundMember( _boundMember ) {}
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BoundField( BoundField const& other ) : boundMember( other.boundMember->clone() ) {}
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BoundField& operator = ( BoundField const& other ) {
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IBoundMember<ConfigT> newMember = other.clone();
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delete boundMember;
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boundMember = newMember;
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return *this;
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}
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~BoundField() { delete boundMember; }
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void set( ConfigT& config, std::string const& value ) const {
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boundMember->set( config, value );
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}
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void setFlag( ConfigT& config ) const {
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boundMember->setFlag( config );
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}
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bool takesArg() const { return boundMember->takesArg(); }
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private:
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IBoundMember<ConfigT>* boundMember;
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};
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template<typename C, typename M>
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struct BoundDataMember : IBoundMember<C>{
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BoundDataMember( M C::* _member ) : member( _member ) {}
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virtual void set( C& p, std::string const& stringValue ) const {
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convertInto( stringValue, p.*member );
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}
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virtual void setFlag( C& p ) const {
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convertInto( true, p.*member );
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}
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virtual bool takesArg() const { return !IsBool<M>::value; }
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virtual IBoundMember<C>* clone() const { return new BoundDataMember( *this ); }
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M C::* member;
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};
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// Data member : flag
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template<typename C, typename M>
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struct FlagField<M C::*> : IField {
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FlagField( M C::* _member ) : member( _member ) {}
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void set( T& _config ) const {
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_config.*member = true;
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}
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M C::* member;
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};
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// Unary method : with argument
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template<typename C, typename M>
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struct Field<void (C::*)( M )> : IField {
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Field( void (C::*_method)( M ) ) : method( _method ) {}
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bool parseInto( std::string const& _arg, T& _config ) const {
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struct BoundUnaryMethod : IBoundMember<C>{
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BoundUnaryMethod( void (C::*_member)( M ) ) : member( _member ) {}
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virtual void set( C& p, std::string const& stringValue ) const {
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typename RemoveConstRef<M>::type value;
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if( !convertInto( _arg, value ) )
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return false;
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( _config.*method )( value );
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return true;
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convertInto( stringValue, value );
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(p.*member)( value );
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}
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void (C::*method)( M );
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};
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// Unary method : flag
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template<typename C, typename M>
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struct FlagField<void (C::*)( M )> : IField {
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FlagField( void (C::*_method)( M ) ) : method( _method ) {}
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void set( T& _config ) const {
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( _config.*method )( true );
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virtual void setFlag( C& p ) const {
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typename RemoveConstRef<M>::type value;
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convertInto( true, value );
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(p.*member)( value );
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}
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void (C::*method)( M );
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virtual bool takesArg() const { return !IsBool<M>::value; }
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virtual IBoundMember<C>* clone() const { return new BoundUnaryMethod( *this ); }
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void (C::*member)( M );
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};
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// Nullary method : flag
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template<typename C>
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struct FlagField<void (C::*)()> : IField {
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FlagField( void (C::*_method)() ) : method( _method ) {}
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void set( T& _config ) const {
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( _config.*method )();
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struct BoundNullaryMethod : IBoundMember<C>{
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BoundNullaryMethod( void (C::*_member)() ) : member( _member ) {}
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virtual void set( C& p, std::string const& stringValue ) const {
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bool value;
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convertInto( stringValue, value );
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if( value )
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(p.*member)();
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}
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void (C::*method)();
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virtual void setFlag( C& p ) const {
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(p.*member)();
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}
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virtual bool takesArg() const { return false; }
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virtual IBoundMember<C>* clone() const { return new BoundNullaryMethod( *this ); }
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void (C::*member)();
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};
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std::string m_synopsis;
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std::string m_shortName;
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std::string m_longName;
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std::string m_argName;
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Ptr<IField> m_field;
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};
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template<typename T>
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class Parser
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{
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public:
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Parser()
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: m_separatorChars( "=: " ),
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m_allowSpaceSeparator( m_separatorChars.find( ' ' ) != std::string::npos )
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{}
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template<typename M>
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Parser( std::string const&, M ) // !TBD
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: m_separatorChars( "=: " ),
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m_allowSpaceSeparator( m_separatorChars.find( ' ' ) != std::string::npos )
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{}
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template<typename M>
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Parser& operator()( std::string const&, M ) { return *this; } // !TBD
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Opt<T>& addOption( std::string const& _synposis ) {
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m_allOptionParsers.push_back( _synposis );
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return m_allOptionParsers.back();
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template<typename C, typename M>
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BoundField<C> makeBoundField( M C::* _member ) {
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return BoundField<C>( new BoundDataMember<C,M>( _member ) );
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}
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template<typename C, typename M>
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BoundField<C> makeBoundField( void (C::*_member)( M ) ) {
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return BoundField<C>( new BoundUnaryMethod<C,M>( _member ) );
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}
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template<typename C>
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BoundField<C> makeBoundField( void (C::*_member)() ) {
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return BoundField<C>( new BoundNullaryMethod<C>( _member ) );
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}
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void parseInto( int argc, const char* const argv[], T& _config ) {
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std::vector<std::string> args;
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args.reserve( static_cast<std::size_t>( argc ) );
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for( int i = 0; i < argc; ++i )
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args.push_back( argv[i] );
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template<typename ConfigT>
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class CommandLine {
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struct ArgToken {
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enum TokenType {
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Positional,
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ShortOpt,
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LongOpt
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};
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ArgToken() : type( Positional ) {}
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ArgToken( TokenType _type, std::string const& _arg )
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: type( _type ), arg( _arg ) {}
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TokenType type;
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std::string arg;
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};
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class ArgBinder {
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public:
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ArgBinder( CommandLine* cl ) : m_cl( cl ) {}
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template<typename F>
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ArgBinder& bind( F f ) {
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if( !m_cl->opts.empty() )
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m_cl->opts.back().validate();
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m_cl->opts.push_back( Opt( makeBoundField( f ) ) );
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return *this;
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}
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ArgBinder& shortOpt( std::string const& name ) {
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m_cl->opts.back().shortNames.push_back( name );
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return *this;
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}
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ArgBinder& longOpt( std::string const& name ) {
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m_cl->opts.back().longName = name;
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return *this;
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}
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ArgBinder& describe( std::string const& description ) {
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m_cl->opts.back().description = description;
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return *this;
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}
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ArgBinder& argName( std::string const& argName ) {
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m_cl->opts.back().argName = argName;
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return *this;
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}
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ArgBinder& position( int /*position*/ ) {
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// !TBD: Support for positional args in fixed positions
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return *this;
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}
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private:
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CommandLine* m_cl;
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};
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struct Opt {
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public:
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Opt( BoundField<ConfigT> const& _boundField ) : boundField( _boundField ) {}
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bool hasShortName( std::string const& shortName ) const {
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for( std::vector<std::string>::const_iterator
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it = shortNames.begin(), itEnd = shortNames.end();
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it != itEnd;
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++it )
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if( *it == shortName )
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return true;
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return false;
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}
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bool hasLongName( std::string const& _longName ) const {
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return _longName == longName;
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}
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bool takesArg() const {
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return !argName.empty();
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}
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bool isPositional() const {
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return shortNames.empty() && longName.empty();
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}
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std::string dbgName() const {
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if( !longName.empty() )
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return "--" + longName;
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if( !shortNames.empty() )
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return "-" + shortNames[0];
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return "positional args";
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}
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void validate() const {
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if( boundField.takesArg() && !takesArg() )
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throw std::logic_error( dbgName() + " must specify an arg name" );
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}
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std::string commands() const {
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std::ostringstream oss;
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bool first = true;
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std::vector<std::string>::const_iterator it = shortNames.begin(), itEnd = shortNames.end();
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for(; it != itEnd; ++it ) {
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if( first )
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first = false;
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else
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oss << ", ";
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oss << "-" << *it;
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}
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if( !longName.empty() ) {
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if( !first )
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oss << ", ";
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oss << "--" << longName;
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}
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if( !argName.empty() )
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oss << " <" << argName << ">";
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return oss.str();
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}
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BoundField<ConfigT> boundField;
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std::vector<std::string> shortNames;
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std::string longName;
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std::string description;
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std::string argName;
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};
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public:
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template<typename F>
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ArgBinder bind( F f ) {
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ArgBinder binder( this );
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binder.bind( f );
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return binder;
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}
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void parseInto( int argc, char const* argv[], ConfigT& config ) const {
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if( opts.empty() )
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throw std::logic_error( "No options or arguments specified" );
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opts.back().validate();
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std::vector<ArgToken> tokens;
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parseIntoTokens( argc, argv, tokens );
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setFromTokens( tokens, config );
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}
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void usage( std::ostream& os ) const {
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typename std::vector<Opt>::const_iterator itBegin = opts.begin(), itEnd = opts.end(), it;
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std::size_t maxWidth = 0;
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for( it = itBegin; it != itEnd; ++it )
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maxWidth = (std::max)( maxWidth, it->commands().size() );
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for( it = itBegin; it != itEnd; ++it ) {
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Catch::Text usage( it->commands(), Catch::TextAttributes().setWidth( maxWidth ) );
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// !TBD handle longer usage strings
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Catch::Text desc( it->description, Catch::TextAttributes().setWidth( CATCH_CONFIG_CONSOLE_WIDTH - maxWidth -3 ) );
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for( std::size_t i = 0; i < std::max( usage.size(), desc.size() ); ++i ) {
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std::string usageCol = i < usage.size() ? usage[i] : "";
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os << usageCol;
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if( i < desc.size() && !desc[i].empty() )
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os << std::string( 2 + maxWidth - usageCol.size(), ' ' )
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<< desc[i];
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os << "\n";
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}
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}
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}
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std::string usage() const {
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std::ostringstream oss;
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usage( oss );
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return oss.str();
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}
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friend std::ostream& operator << ( std::ostream& os, CommandLine const& parser ) {
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parser.usage( os );
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return os;
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}
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parseInto( args, _config );
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}
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template<typename U>
|
||||
void parseRemainingArgs( Parser<U>& _parser, T& _config ) {
|
||||
parseInto( _parser.m_unusedOpts, _config );
|
||||
}
|
||||
|
||||
void parseInto( std::vector<std::string> const& _args, T& _config ) {
|
||||
ensureOptions();
|
||||
for( std::size_t i = 0; i < _args.size(); ++i ) {
|
||||
std::string const& arg = _args[i];
|
||||
if( arg[0] == '-' ) {
|
||||
std::string optArgs, optName;
|
||||
std::size_t pos = arg.find_first_of( m_separatorChars );
|
||||
if( pos == std::string::npos ) {
|
||||
optName = arg;
|
||||
}
|
||||
else {
|
||||
optName = arg.substr(0, pos );
|
||||
optArgs = arg.substr( pos+1 );
|
||||
}
|
||||
typename std::map<std::string, Opt<T> const*>::const_iterator it = m_optionsByName.find( optName );
|
||||
bool used = false;
|
||||
if( it != m_optionsByName.end() ) {
|
||||
Opt<T> const& opt = *(it->second);
|
||||
if( opt.takesArg() ) {
|
||||
if( optArgs.empty() ) {
|
||||
if( i < _args.size() && _args[i+1][0] != '-' )
|
||||
optArgs = _args[++i];
|
||||
else
|
||||
throw std::domain_error( "Expected argument"); // !TBD better error
|
||||
private:
|
||||
void parseIntoTokens( int argc, char const* argv[], std::vector<ArgToken>& tokens ) const {
|
||||
for( int i = 1; i < argc; ++i ) {
|
||||
std::string arg = argv[i];
|
||||
while( !arg.empty() ) {
|
||||
ArgToken token( ArgToken::Positional, arg );
|
||||
arg = "";
|
||||
if( token.arg[0] == '-' ) {
|
||||
if( token.arg.size() > 1 && token.arg[1] == '-' )
|
||||
token = ArgToken( ArgToken::LongOpt, token.arg.substr( 2 ) );
|
||||
else
|
||||
token = ArgToken( ArgToken::ShortOpt, token.arg.substr( 1 ) );
|
||||
}
|
||||
if( token.type != ArgToken::Positional ) {
|
||||
std::size_t pos = token.arg.find_first_of( " \t=:" );
|
||||
if( pos != std::string::npos ) {
|
||||
arg = token.arg.substr( pos+1 );
|
||||
token.arg = token.arg.substr( 0, pos );
|
||||
}
|
||||
}
|
||||
try {
|
||||
used = opt.parseInto( optArgs, _config );
|
||||
}
|
||||
catch( std::exception& ex ) {
|
||||
throw std::domain_error( "Error in " + optName + " option: " + ex.what() );
|
||||
}
|
||||
tokens.push_back( token );
|
||||
}
|
||||
if( !used )
|
||||
m_unusedOpts.push_back( arg );
|
||||
}
|
||||
else {
|
||||
m_args.push_back( arg );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
friend std::ostream& operator <<( std::ostream& os, Parser const& _parser ) {
|
||||
typename std::vector<Opt<T> >::const_iterator it, itEnd = _parser.m_allOptionParsers.end();
|
||||
std::size_t maxWidth = 0;
|
||||
for(it = _parser.m_allOptionParsers.begin(); it != itEnd; ++it )
|
||||
maxWidth = (std::max)( it->usage().size(), maxWidth );
|
||||
|
||||
for(it = _parser.m_allOptionParsers.begin(); it != itEnd; ++it ) {
|
||||
Text usage( it->usage(), TextAttributes().setWidth( maxWidth ) );
|
||||
// !TBD handle longer usage strings
|
||||
Text synopsis( it->synopsis(), TextAttributes().setWidth( CATCH_CONFIG_CONSOLE_WIDTH - maxWidth -3 ) );
|
||||
|
||||
for( std::size_t i = 0; i < std::max( usage.size(), synopsis.size() ); ++i ) {
|
||||
std::string usageCol = i < usage.size() ? usage[i] : "";
|
||||
std::cout << usageCol;
|
||||
|
||||
if( i < synopsis.size() && !synopsis[i].empty() )
|
||||
std::cout << std::string( 2 + maxWidth - usageCol.size(), ' ' )
|
||||
<< synopsis[i];
|
||||
std::cout << "\n";
|
||||
}
|
||||
}
|
||||
return os;
|
||||
}
|
||||
|
||||
private:
|
||||
void ensureOptions() const {
|
||||
if( m_allOptionParsers.size() != m_optionsByName.size() ) {
|
||||
m_optionsByName.clear();
|
||||
typename std::vector<Opt<T> >::const_iterator it, itEnd = m_allOptionParsers.end();
|
||||
for( it = m_allOptionParsers.begin(); it != itEnd; ++it ) {
|
||||
if( !it->shortName().empty() )
|
||||
m_optionsByName.insert( std::make_pair( "-" + it->shortName(), &*it ) );
|
||||
if( !it->longName().empty() )
|
||||
m_optionsByName.insert( std::make_pair( "--" + it->longName(), &*it ) );
|
||||
void setFromTokens( std::vector<ArgToken>const & tokens, ConfigT& config ) const {
|
||||
for( std::size_t i = 0; i < tokens.size(); ++i ) {
|
||||
ArgToken const& token = tokens[i];
|
||||
typename std::vector<Opt>::const_iterator it = opts.begin(), itEnd = opts.end();
|
||||
for(; it != itEnd; ++it ) {
|
||||
Opt const& opt = *it;
|
||||
|
||||
if( ( token.type == ArgToken::ShortOpt && opt.hasShortName( token.arg ) ) ||
|
||||
( token.type == ArgToken::LongOpt && opt.hasLongName( token.arg ) ) ) {
|
||||
if( opt.takesArg() ) {
|
||||
if( i == tokens.size()-1 || tokens[i+1].type != ArgToken::Positional )
|
||||
throw std::domain_error( "Expected argument to option " + token.arg );
|
||||
opt.boundField.set( config, tokens[++i].arg );
|
||||
}
|
||||
else {
|
||||
opt.boundField.setFlag( config );
|
||||
}
|
||||
break;
|
||||
}
|
||||
else if( token.type == ArgToken::Positional && opt.isPositional() ) {
|
||||
opt.boundField.set( config, token.arg );
|
||||
break;
|
||||
}
|
||||
}
|
||||
if( it == itEnd )
|
||||
unhandledTokens.push_back( token );
|
||||
}
|
||||
}
|
||||
}
|
||||
template<typename U>
|
||||
friend class Parser;
|
||||
|
||||
std::vector<Opt<T> > m_allOptionParsers;
|
||||
mutable std::map<std::string, Opt<T> const*> m_optionsByName;
|
||||
std::vector<std::string> m_args;
|
||||
std::vector<std::string> m_unusedOpts;
|
||||
std::string m_separatorChars;
|
||||
bool m_allowSpaceSeparator;
|
||||
};
|
||||
|
||||
|
||||
std::vector<Opt> opts;
|
||||
mutable std::vector<ArgToken> unhandledTokens; // !TBD
|
||||
};
|
||||
|
||||
} // end namespace Catch
|
||||
} // end namespace Clara
|
||||
|
||||
struct TestOpt {
|
||||
TestOpt() : number( 0 ), index( 0 ), flag( false ) {}
|
||||
|
|
@ -325,11 +395,12 @@ struct TestOpt2 {
|
|||
TEST_CASE( "cmdline", "" ) {
|
||||
|
||||
TestOpt config;
|
||||
Clara::Parser<TestOpt> parser;
|
||||
parser.addOption( "specifies output file" )
|
||||
.shortName( "o" )
|
||||
.longName( "output" )
|
||||
.optArg( "<filename>", &TestOpt::fileName );
|
||||
Clara::CommandLine<TestOpt> parser;
|
||||
parser.bind( &TestOpt::fileName )
|
||||
.describe( "specifies output file" )
|
||||
.shortOpt( "o" )
|
||||
.longOpt( "output" )
|
||||
.argName( "<filename>" );
|
||||
|
||||
SECTION( "plain filename" ) {
|
||||
const char* argv[] = { "test", "-o filename.ext" };
|
||||
|
|
@ -356,9 +427,9 @@ TEST_CASE( "cmdline", "" ) {
|
|||
CHECK( config.fileName == "%stdout" );
|
||||
}
|
||||
|
||||
parser.addOption( "a number" )
|
||||
.shortName( "n" )
|
||||
.optArg( "<an integral value>", &TestOpt::number );
|
||||
parser.bind( &TestOpt::number )
|
||||
.shortOpt( "n" )
|
||||
.argName( "<an integral value>" );
|
||||
|
||||
SECTION( "a number" ) {
|
||||
const char* argv[] = { "test", "-n 42" };
|
||||
|
|
@ -377,27 +448,30 @@ TEST_CASE( "cmdline", "" ) {
|
|||
|
||||
TestOpt config1;
|
||||
TestOpt2 config2;
|
||||
Clara::Parser<TestOpt2> parser2;
|
||||
Clara::CommandLine<TestOpt2> parser2;
|
||||
|
||||
parser2.addOption( "description" )
|
||||
.shortName( "d" )
|
||||
.longName( "description" )
|
||||
.optArg( "<some text>", &TestOpt2::description );
|
||||
parser2.bind( &TestOpt2::description )
|
||||
.describe( "description" )
|
||||
.shortOpt( "d" )
|
||||
.longOpt( "description" )
|
||||
.argName( "<some text>" );
|
||||
|
||||
const char* argv[] = { "test", "-n 42", "-d some text" };
|
||||
|
||||
parser.parseInto( sizeof(argv)/sizeof(char*), argv, config1 );
|
||||
CHECK( config1.number == 42 );
|
||||
|
||||
parser2.parseRemainingArgs( parser, config2 );
|
||||
CHECK( config2.description == "some text" );
|
||||
|
||||
// !TBD
|
||||
// parser2.parseRemainingArgs( parser, config2 );
|
||||
// CHECK( config2.description == "some text" );
|
||||
|
||||
}
|
||||
|
||||
SECTION( "methods" ) {
|
||||
parser.addOption( "An index, which is an integer between 0 and 10, inclusive" )
|
||||
.shortName( "i" )
|
||||
.optArg( "<index>", &TestOpt::setValidIndex );
|
||||
parser.bind( &TestOpt::setValidIndex )
|
||||
.describe( "An index, which is an integer between 0 and 10, inclusive" )
|
||||
.shortOpt( "i" )
|
||||
.argName( "<index>" );
|
||||
|
||||
SECTION( "in range" ) {
|
||||
const char* argv[] = { "test", "-i 3" };
|
||||
|
|
@ -413,9 +487,9 @@ TEST_CASE( "cmdline", "" ) {
|
|||
}
|
||||
|
||||
SECTION( "flags" ) {
|
||||
parser.addOption( "A flag" )
|
||||
.shortName( "f" )
|
||||
.flag( &TestOpt::flag );
|
||||
parser.bind( &TestOpt::flag )
|
||||
.describe( "A flag" )
|
||||
.shortOpt( "f" );
|
||||
|
||||
SECTION( "set" ) {
|
||||
const char* argv[] = { "test", "-f" };
|
||||
|
|
@ -453,79 +527,85 @@ struct Config {
|
|||
|
||||
|
||||
TEST_CASE( "growing new Catch cli" ) {
|
||||
Clara::Parser<Config> parser;
|
||||
Clara::CommandLine<Config> parser;
|
||||
|
||||
Clara::Parser<Config>
|
||||
( "-h, --help display usage information", &Config::showHelp )
|
||||
( "-l, --list list all (or matching) test cases", &Config::listTests )
|
||||
( "-t, --tags list all (or matching) tags", &Config::listTags )
|
||||
( "-p, --passing show passing test output", &Config::showPassingTests )
|
||||
( "-b, --break break into debugger on failure", &Config::breakIntoDebugger )
|
||||
( "-e, --nothrow Skip exception tests", &Config::noThrow )
|
||||
( "-o, --out <file name> output filename", &Config::fileName )
|
||||
( "-n, --name <name> suite name", &Config::suiteName )
|
||||
( "-a, --abort abort at first failure", &Config::abortAfterFirst )
|
||||
( "-x, --abortx <number of failures> abort after x failures", &Config::abortAfterX )
|
||||
( "-w, --warn <warning name> enables warnings", &Config::addWarning );
|
||||
// .parseInto( argc, argv, config );
|
||||
parser.bind( &Config::showHelp )
|
||||
.describe( "display usage information" )
|
||||
.shortOpt( "?")
|
||||
.shortOpt( "h")
|
||||
.longOpt( "help" );
|
||||
|
||||
parser.addOption( "display usage information" )
|
||||
.shortName( "?")
|
||||
.shortName( "h")
|
||||
.longName( "help" )
|
||||
.flag( &Config::showHelp );
|
||||
parser.bind( &Config::listTests )
|
||||
.describe( "list all (or matching) test cases" )
|
||||
.shortOpt( "l")
|
||||
.longOpt( "list" );
|
||||
|
||||
parser.addOption( "list all (or matching) test cases" )
|
||||
.shortName( "l")
|
||||
.longName( "list" )
|
||||
.flag( &Config::listTests );
|
||||
parser.bind( &Config::listTags )
|
||||
.describe( "list all (or matching) tags" )
|
||||
.shortOpt( "t")
|
||||
.longOpt( "tags" );
|
||||
|
||||
parser.addOption( "list all (or matching) tags" )
|
||||
.shortName( "t")
|
||||
.longName( "tags" )
|
||||
.flag( &Config::listTags );
|
||||
parser.bind( &Config::showPassingTests )
|
||||
.describe( "show passing test output" )
|
||||
.shortOpt( "p")
|
||||
.longOpt( "passing" );
|
||||
|
||||
parser.addOption( "show passing test output" )
|
||||
.shortName( "p")
|
||||
.longName( "passing" )
|
||||
.flag( &Config::showPassingTests );
|
||||
parser.bind( &Config::breakIntoDebugger )
|
||||
.describe( "break into debugger on failure" )
|
||||
.shortOpt( "b")
|
||||
.longOpt( "break" );
|
||||
|
||||
parser.addOption( "break into debugger on failure" )
|
||||
.shortName( "b")
|
||||
.longName( "break" )
|
||||
.flag( &Config::breakIntoDebugger );
|
||||
parser.bind( &Config::noThrow )
|
||||
.describe( "Skip exception tests" )
|
||||
.shortOpt( "e")
|
||||
.longOpt( "nothrow" );
|
||||
|
||||
parser.addOption( "Skip exception tests" )
|
||||
.shortName( "e")
|
||||
.longName( "nothrow" )
|
||||
.flag( &Config::noThrow );
|
||||
parser.bind( &Config::fileName )
|
||||
.describe( "output filename" )
|
||||
.shortOpt( "o")
|
||||
.longOpt( "out" )
|
||||
.argName( "file name" );
|
||||
|
||||
parser.addOption( "output filename" )
|
||||
.shortName( "o")
|
||||
.longName( "out" )
|
||||
.optArg( "<file name>", &Config::fileName );
|
||||
parser.bind( &Config::suiteName )
|
||||
.describe( "suite name" )
|
||||
.shortOpt( "n")
|
||||
.longOpt( "name" )
|
||||
.argName( "name" );
|
||||
|
||||
parser.addOption( "suite name" )
|
||||
.shortName( "n")
|
||||
.longName( "name" )
|
||||
.optArg( "<name>", &Config::suiteName );
|
||||
parser.bind( &Config::abortAfterFirst )
|
||||
.describe( "abort at first failure" )
|
||||
.shortOpt( "a")
|
||||
.longOpt( "abort" );
|
||||
|
||||
parser.addOption( "abort at first failure" )
|
||||
.shortName( "a")
|
||||
.longName( "abort" )
|
||||
.flag( &Config::abortAfterFirst );
|
||||
parser.bind( &Config::abortAfterX )
|
||||
.describe( "abort after x failures" )
|
||||
.shortOpt( "x")
|
||||
.longOpt( "abortx" )
|
||||
.argName( "number of failures" );
|
||||
|
||||
parser.addOption( "abort after x failures" )
|
||||
.shortName( "x")
|
||||
.longName( "abortx" )
|
||||
.optArg( "<number of failures>", &Config::abortAfterX );
|
||||
|
||||
parser.addOption( "enables warnings" )
|
||||
.shortName( "w")
|
||||
.longName( "warn" )
|
||||
.optArg( "<warning name>", &Config::addWarning );
|
||||
parser.bind( &Config::addWarning )
|
||||
.describe( "enables warnings" )
|
||||
.shortOpt( "w")
|
||||
.longOpt( "warn" )
|
||||
.argName( "warning name" );
|
||||
|
||||
std::cout << parser << std::endl;
|
||||
}
|
||||
|
||||
// !TBD still support this?
|
||||
// Clara::Parser<Config>
|
||||
// ( "-h, --help display usage information", &Config::showHelp )
|
||||
// ( "-l, --list list all (or matching) test cases", &Config::listTests )
|
||||
// ( "-t, --tags list all (or matching) tags", &Config::listTags )
|
||||
// ( "-p, --passing show passing test output", &Config::showPassingTests )
|
||||
// ( "-b, --break break into debugger on failure", &Config::breakIntoDebugger )
|
||||
// ( "-e, --nothrow Skip exception tests", &Config::noThrow )
|
||||
// ( "-o, --out <file name> output filename", &Config::fileName )
|
||||
// ( "-n, --name <name> suite name", &Config::suiteName )
|
||||
// ( "-a, --abort abort at first failure", &Config::abortAfterFirst )
|
||||
// ( "-x, --abortx <number of failures> abort after x failures", &Config::abortAfterX )
|
||||
// ( "-w, --warn <warning name> enables warnings", &Config::addWarning );
|
||||
// .parseInto( argc, argv, config );
|
||||
|
||||
#endif
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue