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Generate help from options objects

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This commit is contained in:
Phil Nash
2012-08-27 12:19:07 +01:00
parent eb775aa7af
commit e7db40034c
2 changed files with 73 additions and 36 deletions
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84
include/internal/catch_commandline.hpp
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@@ -96,24 +96,46 @@ namespace Catch {
char const * const * m_argv;
};
class OptionParser : public IShared {
class OptionParser : public SharedImpl<IShared> {
public:
virtual ~OptionParser() {}
void parseIntoConfig( CommandParser parser, ConfigData& config ) {
Command find( const CommandParser& parser ) const {
Command cmd;
for( std::vector<std::string>::const_iterator it = m_optionNames.begin();
it != m_optionNames.end();
++it )
cmd += parser.find( *it );
return cmd;
}
if( cmd )
void parseIntoConfig( const CommandParser& parser, ConfigData& config ) {
if( Command cmd = find( parser ) )
parseIntoConfig( cmd, config );
}
virtual void parseIntoConfig( const Command& cmd, ConfigData& config ) = 0;
virtual std::string argsSynopsis() const = 0;
virtual std::string optionSummary() const = 0;
std::string optionNames() const {
std::string names;
for( std::vector<std::string>::const_iterator it = m_optionNames.begin();
it != m_optionNames.end();
++it ) {
if( !it->empty() ) {
if( !names.empty() )
names += ", ";
names += *it;
}
else {
names = "[" + names;
}
}
if( names[0] == '[' )
names += "]";
return names;
}
protected:
std::vector<std::string> m_optionNames;
@@ -121,6 +143,25 @@ namespace Catch {
namespace Options {
class HelpOptionParser : public OptionParser {
public:
HelpOptionParser() {
m_optionNames.push_back( "-?" );
m_optionNames.push_back( "-h" );
m_optionNames.push_back( "--help" );
}
virtual std::string argsSynopsis() const {
return "";
}
virtual std::string optionSummary() const {
return "Shows this usage summary";
}
virtual void parseIntoConfig( const Command&, ConfigData& ) {
// Does not affect config
}
};
class TestCaseOptionParser : public OptionParser {
public:
TestCaseOptionParser() {
@@ -164,7 +205,7 @@ namespace Catch {
m_optionNames.push_back( "--list" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "[all | tests | reporters [xml]]";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -203,7 +244,7 @@ namespace Catch {
m_optionNames.push_back( "--reporter" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "<reporter name>";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -223,7 +264,7 @@ namespace Catch {
m_optionNames.push_back( "--out" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "<file name>|<%stream name>";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -246,7 +287,7 @@ namespace Catch {
m_optionNames.push_back( "--success" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -266,7 +307,7 @@ namespace Catch {
m_optionNames.push_back( "--break" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -286,7 +327,7 @@ namespace Catch {
m_optionNames.push_back( "--name" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "<name>";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -306,7 +347,7 @@ namespace Catch {
m_optionNames.push_back( "--abort" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "[#]";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -334,7 +375,7 @@ namespace Catch {
m_optionNames.push_back( "--nothrow" );
}
virtual std::string argsSynopsis() const {
return "!TBD";
return "";
}
virtual std::string optionSummary() const {
return "!TBD";
@@ -355,16 +396,17 @@ namespace Catch {
typedef Parsers::const_iterator const_iterator;
typedef Parsers::const_iterator iterator;
AllOptions() {
add<Options::AbortOptionParser>();
add<Options::DebugBreakOptionParser>();
add<Options::ListOptionParser>();
add<Options::NameOptionParser>();
add<Options::NoThrowOptionParser>();
add<Options::OutputOptionParser>();
add<Options::ReporterOptionParser>();
add<Options::SuccesssOptionParser>();
AllOptions() {
add<Options::TestCaseOptionParser>();
add<Options::ListOptionParser>();
add<Options::ReporterOptionParser>();
add<Options::OutputOptionParser>();
add<Options::SuccesssOptionParser>();
add<Options::DebugBreakOptionParser>();
add<Options::NameOptionParser>();
add<Options::AbortOptionParser>();
add<Options::NoThrowOptionParser>();
add<Options::HelpOptionParser>();
}
void parseIntoConfig( const CommandParser& parser, ConfigData& config ) {
@@ -382,7 +424,7 @@ namespace Catch {
template<typename T>
void add() {
m_parsers.push_back( new SharedImpl<T>() );
m_parsers.push_back( new T() );
}
Parsers m_parsers;