Added binding to free functions (and renamed hierarchy)

This commit is contained in:
Phil Nash 2013-05-20 08:31:12 +01:00
parent d4305377b7
commit d44f2cf40f
1 changed files with 64 additions and 33 deletions

View File

@ -52,41 +52,41 @@ namespace Clara {
}
template<typename ConfigT>
struct IBoundMember {
virtual ~IBoundMember() {}
struct IArgFunction {
virtual ~IArgFunction() {}
virtual void set( ConfigT& config, std::string const& value ) const = 0;
virtual void setFlag( ConfigT& config ) const = 0;
virtual bool takesArg() const = 0;
virtual IBoundMember* clone() const = 0;
virtual IArgFunction* clone() const = 0;
};
template<typename ConfigT>
class BoundField {
class BoundArgFunction {
public:
BoundField( IBoundMember<ConfigT>* _boundMember ) : boundMember( _boundMember ) {}
BoundField( BoundField const& other ) : boundMember( other.boundMember->clone() ) {}
BoundField& operator = ( BoundField const& other ) {
IBoundMember<ConfigT> newMember = other.clone();
delete boundMember;
boundMember = newMember;
BoundArgFunction( IArgFunction<ConfigT>* _functionObj ) : functionObj( _functionObj ) {}
BoundArgFunction( BoundArgFunction const& other ) : functionObj( other.functionObj->clone() ) {}
BoundArgFunction& operator = ( BoundArgFunction const& other ) {
IArgFunction<ConfigT> newFunctionObj = other.clone();
delete functionObj;
functionObj = newFunctionObj;
return *this;
}
~BoundField() { delete boundMember; }
~BoundArgFunction() { delete functionObj; }
void set( ConfigT& config, std::string const& value ) const {
boundMember->set( config, value );
functionObj->set( config, value );
}
void setFlag( ConfigT& config ) const {
boundMember->setFlag( config );
functionObj->setFlag( config );
}
bool takesArg() const { return boundMember->takesArg(); }
bool takesArg() const { return functionObj->takesArg(); }
private:
IBoundMember<ConfigT>* boundMember;
IArgFunction<ConfigT>* functionObj;
};
template<typename C, typename M>
struct BoundDataMember : IBoundMember<C>{
struct BoundDataMember : IArgFunction<C>{
BoundDataMember( M C::* _member ) : member( _member ) {}
virtual void set( C& p, std::string const& stringValue ) const {
convertInto( stringValue, p.*member );
@ -95,11 +95,11 @@ namespace Clara {
convertInto( true, p.*member );
}
virtual bool takesArg() const { return !IsBool<M>::value; }
virtual IBoundMember<C>* clone() const { return new BoundDataMember( *this ); }
virtual IArgFunction<C>* clone() const { return new BoundDataMember( *this ); }
M C::* member;
};
template<typename C, typename M>
struct BoundUnaryMethod : IBoundMember<C>{
struct BoundUnaryMethod : IArgFunction<C>{
BoundUnaryMethod( void (C::*_member)( M ) ) : member( _member ) {}
virtual void set( C& p, std::string const& stringValue ) const {
typename RemoveConstRef<M>::type value;
@ -112,11 +112,11 @@ namespace Clara {
(p.*member)( value );
}
virtual bool takesArg() const { return !IsBool<M>::value; }
virtual IBoundMember<C>* clone() const { return new BoundUnaryMethod( *this ); }
virtual IArgFunction<C>* clone() const { return new BoundUnaryMethod( *this ); }
void (C::*member)( M );
};
template<typename C>
struct BoundNullaryMethod : IBoundMember<C>{
struct BoundNullaryMethod : IArgFunction<C>{
BoundNullaryMethod( void (C::*_member)() ) : member( _member ) {}
virtual void set( C& p, std::string const& stringValue ) const {
bool value;
@ -128,21 +128,42 @@ namespace Clara {
(p.*member)();
}
virtual bool takesArg() const { return false; }
virtual IBoundMember<C>* clone() const { return new BoundNullaryMethod( *this ); }
virtual IArgFunction<C>* clone() const { return new BoundNullaryMethod( *this ); }
void (C::*member)();
};
template<typename C>
struct BoundUnaryFunction : IArgFunction<C>{
BoundUnaryFunction( void (*_function)( C& ) ) : function( _function ) {}
virtual void set( C& obj, std::string const& stringValue ) const {
bool value;
convertInto( stringValue, value );
if( value )
function( obj );
}
virtual void setFlag( C& p ) const {
function( p );
}
virtual bool takesArg() const { return false; }
virtual IArgFunction<C>* clone() const { return new BoundUnaryFunction( *this ); }
void (*function)( C& );
};
template<typename C, typename M>
BoundField<C> makeBoundField( M C::* _member ) {
return BoundField<C>( new BoundDataMember<C,M>( _member ) );
BoundArgFunction<C> makeBoundField( M C::* _member ) {
return BoundArgFunction<C>( new BoundDataMember<C,M>( _member ) );
}
template<typename C, typename M>
BoundField<C> makeBoundField( void (C::*_member)( M ) ) {
return BoundField<C>( new BoundUnaryMethod<C,M>( _member ) );
BoundArgFunction<C> makeBoundField( void (C::*_member)( M ) ) {
return BoundArgFunction<C>( new BoundUnaryMethod<C,M>( _member ) );
}
template<typename C>
BoundField<C> makeBoundField( void (C::*_member)() ) {
return BoundField<C>( new BoundNullaryMethod<C>( _member ) );
BoundArgFunction<C> makeBoundField( void (C::*_member)() ) {
return BoundArgFunction<C>( new BoundNullaryMethod<C>( _member ) );
}
template<typename C>
BoundArgFunction<C> makeBoundField( void (*_function)( C& ) ) {
return BoundArgFunction<C>( new BoundUnaryFunction<C>( _function ) );
}
} // namespace Detail
@ -228,7 +249,7 @@ namespace Clara {
};
struct Arg {
Arg( Detail::BoundField<ConfigT> const& _boundField ) : boundField( _boundField ) {}
Arg( Detail::BoundArgFunction<ConfigT> const& _boundField ) : boundField( _boundField ) {}
bool hasShortName( std::string const& shortName ) const {
for( std::vector<std::string>::const_iterator
@ -280,7 +301,7 @@ namespace Clara {
return oss.str();
}
Detail::BoundField<ConfigT> boundField;
Detail::BoundArgFunction<ConfigT> boundField;
std::vector<std::string> shortNames;
std::string longName;
std::string description;
@ -542,12 +563,14 @@ struct Config {
std::vector<std::string> warnings;
std::vector<std::string> testsOrTags;
void abortAfterFirst() { abortAfter = 1; }
// void abortAfterFirst() { abortAfter = 1; }
void abortAfterX( int x ) { abortAfter = x; }
void addWarning( std::string const& _warning ) { warnings.push_back( _warning ); }
void addTestOrTags( std::string const& _testSpec ) { testsOrTags.push_back( _testSpec ); }
};
inline void abortAfterFirst( Config& config ) { config.abortAfter = 1; }
SCENARIO( "New Catch commandline interface", "[cli]" ) {
@ -592,7 +615,7 @@ SCENARIO( "New Catch commandline interface", "[cli]" ) {
.argName( "filename" );
cli.bind( &Config::reporter )
.describe( "e.g. console | xml | junit" )
.describe( "reporter to use - defaults to console" )
.shortOpt( "r")
.longOpt( "reporter" )
.argName( "reporter name[:filename]" );
@ -603,7 +626,7 @@ SCENARIO( "New Catch commandline interface", "[cli]" ) {
.longOpt( "name" )
.argName( "name" );
cli.bind( &Config::abortAfterFirst )
cli.bind( &abortAfterFirst )
.describe( "abort at first failure" )
.shortOpt( "a")
.longOpt( "abort" );
@ -645,6 +668,14 @@ SCENARIO( "New Catch commandline interface", "[cli]" ) {
CHECK( config.breakIntoDebugger );
}
}
WHEN( "A flag is set via a nullary method" ) {
CHECK( config.abortAfter == 0 );
const char* argv[] = { "test", "-a" };
parseInto( cli, argv, config );
REQUIRE( config.abortAfter == 1 );
}
}
}