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Clara: Some renames and changed the addOption interface

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This commit is contained in:
Phil Nash 2013-05-02 18:41:08 +01:00
parent ed45ceb786
commit a13ab71cbf
1 changed files with 39 additions and 29 deletions
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68
projects/SelfTest/CmdLineTests.cpp
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@ -196,15 +196,12 @@ private:
};
template<typename T>
class CommandLineParser
class Parser
{
public:
void addOption( Opt<T> const& _opt ) {
m_allOptionParsers.push_back( _opt );
if( !_opt.shortOpt().empty() )
m_optionsByName.insert( std::make_pair( "-" + _opt.shortOpt(), &m_allOptionParsers.back() ) );
if( !_opt.longOpt().empty() )
m_optionsByName.insert( std::make_pair( "--" + _opt.longOpt(), &m_allOptionParsers.back() ) );
Opt<T>& addOption( std::string const& _synposis ) {
m_allOptionParsers.push_back( _synposis );
return m_allOptionParsers.back();
}
void parseArgs( int argc, const char* const argv[], T& _config ) {
@ -221,11 +218,13 @@ public:
}
template<typename U>
void parseRemainingArgs( CommandLineParser<U>& _parser, T& _config ) {
void parseRemainingArgs( Parser<U>& _parser, T& _config ) {
parseArgs( _parser.m_unusedOpts, _config );
}
void parseArg( std::string const& _arg, T& _config ) {
ensureOptions();
if( _arg[0] == '-' ) {
std::string args, optName;
std::size_t pos = _arg.find( ':' );
@ -236,7 +235,7 @@ public:
optName = _arg.substr(0, pos );
args = _arg.substr( pos+1 );
}
typename std::map<std::string, Opt<T>*>::const_iterator it = m_optionsByName.find( optName );
typename std::map<std::string, Opt<T> const*>::const_iterator it = m_optionsByName.find( optName );
bool used = false;
if( it != m_optionsByName.end() ) {
try {
@ -254,7 +253,7 @@ public:
}
}
friend std::ostream& operator <<( std::ostream& os, CommandLineParser const& _parser ) {
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 )
@ -279,11 +278,23 @@ public:
}
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->shortOpt().empty() )
m_optionsByName.insert( std::make_pair( "-" + it->shortOpt(), &*it ) );
if( !it->longOpt().empty() )
m_optionsByName.insert( std::make_pair( "--" + it->longOpt(), &*it ) );
}
}
}
template<typename U>
friend class CommandLineParser;
friend class Parser;
std::vector<Opt<T> > m_allOptionParsers;
std::map<std::string, Opt<T>*> m_optionsByName;
mutable std::map<std::string, Opt<T> const*> m_optionsByName;
std::vector<std::string> m_args;
std::vector<std::string> m_unusedOpts;
};
@ -366,16 +377,14 @@ TEST_CASE( "Arg" ) {
TEST_CASE( "cmdline", "" ) {
Clara::Opt<TestOpt> opt( "specifies output file" );
opt.shortOpt( "o" )
TestOpt config;
Clara::Parser<TestOpt> parser;
parser.addOption( "specifies output file" )
.shortOpt( "o" )
.longOpt( "output" )
.addArg( "<filename>", &TestOpt::fileName )
.addArg( "%<stream name>", &TestOpt::streamName );
TestOpt config;
Clara::CommandLineParser<TestOpt> parser;
parser.addOption( opt );
SECTION( "plain filename" ) {
const char* argv[] = { "test", "-o:filename.ext" };
@ -398,9 +407,9 @@ TEST_CASE( "cmdline", "" ) {
CHECK( config.streamName == "stdout" );
}
parser.addOption( Clara::Opt<TestOpt>( "a number" )
.shortOpt( "n" )
.addArg( "<an integral value>", &TestOpt::number ) );
parser.addOption( "a number" )
.shortOpt( "n" )
.addArg( "<an integral value>", &TestOpt::number );
SECTION( "a number" ) {
const char* argv[] = { "test", "-n:42" };
@ -419,11 +428,12 @@ TEST_CASE( "cmdline", "" ) {
TestOpt config1;
TestOpt2 config2;
Clara::CommandLineParser<TestOpt2> parser2;
parser2.addOption( Clara::Opt<TestOpt2>( "description" )
.shortOpt( "d" )
.longOpt( "description" )
.addArg( "<some text>", &TestOpt2::description ) );
Clara::Parser<TestOpt2> parser2;
parser2.addOption( "description" )
.shortOpt( "d" )
.longOpt( "description" )
.addArg( "<some text>", &TestOpt2::description );
const char* argv[] = { "test", "-n:42", "-d:some text" };
@ -436,9 +446,9 @@ TEST_CASE( "cmdline", "" ) {
}
SECTION( "methods" ) {
parser.addOption( Clara::Opt<TestOpt>( "An index, which is an integer between 0 and 10, inclusive" )
.shortOpt( "i" )
.addArg( "<index>", &TestOpt::setValidIndex ) );
parser.addOption( "An index, which is an integer between 0 and 10, inclusive" )
.shortOpt( "i" )
.addArg( "<index>", &TestOpt::setValidIndex );
SECTION( "in range" ) {
const char* argv[] = { "test", "-i:3" };