delimiter changes

include/tclap/Arg.h

@@ -43,10 +43,14 @@ namespace TCLAP {
 class Arg
 {
 	private: 
+
 		static bool _ignoreRest;
 
+
 	protected:
 
+		static char _delimiter; 
+
 		/** 
 		 * The single char flag used to identify the argument.
 		 * This value (preceded by a dash {-}), can be used to identify 
@@ -98,21 +102,26 @@ class Arg
 		 */
 		Visitor* _visitor;
 
-		/**
-		 * Performs the special handling described by the Vistitor.
-		 */
-		void _checkWithVisitor() const;
-
 		/**
 		 * Whether this argument can be ignored, if desired.
 		 */
 		bool _ignoreable;
 
+		/**
+		 * Performs the special handling described by the Vistitor.
+		 */
+		void _checkWithVisitor() const;
+
 	public:
 
 		static void beginIgnoring() { Arg::_ignoreRest = true; }
 		static bool ignoreRest() { return Arg::_ignoreRest; }
 
+		/**
+		 * Sets the delimiter for all arguments.
+		 */
+		static void setDelimiter( char c ) { Arg::_delimiter = c; }
+
 		/**
 		 * Primary constructor.
 		 */
@@ -143,7 +152,7 @@ class Arg
 		/**
 		 * Destructor.
 		 */
-		~Arg();
+		virtual ~Arg();
 
 		/**
 		 * Processes the argument.
@@ -224,6 +233,12 @@ class Arg
 		 */
 		virtual string longID( const string& valueId = "val" ) const;
 
+		/**
+		 * Trims a value off of the flag.
+		 */
+		virtual void trimFlag( string& flag, string& value ) const;
+
+
 };
 
 /**

include/tclap/ArgException.h

@@ -54,7 +54,13 @@ class ArgException
 		};
 
 		string error() { return ( _errorText ); };
-		string argId() { return ( _argId ); };
+		string argId() 
+		{ 
+			if ( _argId == "undefined" )
+				return " ";
+			else
+				return ( "Argument: " + _argId ); 
+		};
 
 	private:
 

include/tclap/CmdLine.h

@@ -51,10 +51,11 @@ class CmdLine
 		string _version;
 		int _maxLength;
 		int _numRequired;
+		char _delimiter;
 
 	public:
-		CmdLine(char* progName, 
+		CmdLine(const string& message, 
-				const string& message, 
+				const char delimiter = ' ',
 				const string& version = "none" );
 
 		void add( Arg& a );

include/tclap/MultiArg.h

@@ -41,7 +41,7 @@ class MultiArg : public Arg
 
 		string _typeDesc;
 
-		void _extractValue(int i, vector<string>& args); 
+		void _extractValue( const string& val ); 
   
 	public:
 
@@ -87,27 +87,40 @@ bool MultiArg<T>::processArg(int *i, vector<string>& args)
 	if ( _ignoreable && Arg::ignoreRest() )
 		return false;
 
-	if ( argMatches( args[*i] ) )
+	string flag = args[*i];
+	string value = "";
+
+	trimFlag( flag, value );
+
+	if ( argMatches( flag ) )
 	{
-		(*i)++;
+		if ( Arg::_delimiter != ' ' && value == "" )
-		if ( *i < args.size() )
+			throw( ArgException( "Couldn't find delimiter for this argument!",
+           	                          toString() ) );
+
+		if ( value == "" )
 		{
-			_extractValue( *i, args );
+			(*i)++;
-			return true;
+			if ( (unsigned int)*i < args.size() )
+				_extractValue( args[*i] );
+			else
+				throw( ArgException("Missing a value for this argument!",
+           	                          toString() ) );
 		}
 		else
-			throw( ArgException("Missing a value for this argument!",
+			_extractValue( value );
-                                     toString() ) );
+
+		return true;
 	}
 	else
 		return false;
 }
 
 template<class T>
-void MultiArg<T>::_extractValue(int i, vector<string>& args)
+void MultiArg<T>::_extractValue( const string& val )
 {
 	T temp;
-	istringstream is(args[i]);
+	istringstream is(val);
 	is >> temp; 
 	if ( is.fail() ) 
 		throw( ArgException("Couldn't read argument value!", toString()));

include/tclap/UnlabeledValueArg.h

@@ -83,7 +83,7 @@ class UnlabeledValueArg : public ValueArg<T>
 		 * \param i - Pointer the the current argument in the list.
 		 * \param args - Mutable list of strings. 
 		 */
-		virtual bool processArg(int* i, vector<string>& args ); 
+		virtual bool processArg(int* i, vector<string>& args); 
 
 		/**
 		 * Overrides shortID for specific behavior.
@@ -128,7 +128,7 @@ bool UnlabeledValueArg<T>::processArg(int *i, vector<string>& args)
 	if ( _alreadySet )
 		return false;
 
-	_extractValue( *i, args );
+	_extractValue( args[*i] );
 	_alreadySet = true;
 	return true;
 }

include/tclap/ValueArg.h

@@ -63,13 +63,12 @@ class ValueArg : public Arg
 		string _typeDesc;
 
 		/**
-		 * Extracts the string at position i from the args list.
+		 * Extracts the value from the string.
 		 * Attempts to parse string as type T, if this fails an exception
 		 * is thrown.
-		 * \param i - The index of the argument to extract.
+		 * \param val - string value to be parsed. 
-		 * \param args - Mutable list of strings.
 		 */
-		void _extractValue( int i, vector<string>& args ); 
+		void _extractValue( const string& val ); 
  
 	public:
 
@@ -118,7 +117,7 @@ class ValueArg : public Arg
 		 * \param args - Mutable list of strings. Passed 
 		 * in from main().
 		 */
-		virtual bool processArg(int* i, vector<string>& args ); 
+		virtual bool processArg(int* i, vector<string>& args); 
 
 		/**
 		 * Returns the value of the argument.
@@ -171,44 +170,52 @@ T& ValueArg<T>::getValue() { return _value; };
  * Implementation of processArg().
  */
 template<class T>
-bool ValueArg<T>::processArg(int *i, vector<string>& args) 
+bool ValueArg<T>::processArg(int *i, vector<string>& args)
 {
-		if ( _ignoreable && Arg::ignoreRest() )
+	if ( _ignoreable && Arg::ignoreRest() )
-			return false;
+		return false;
 
-		string flag = args[*i];
+	string flag = args[*i];
 
-		if ( argMatches( flag ) )
+	string value = "";
+	trimFlag( flag, value );
+
+	if ( argMatches( flag ) )
+	{
+		if ( _alreadySet )
+			throw( ArgException("Argument already set!", toString()) );
+
+		if ( Arg::_delimiter != ' ' && value == "" )
+			throw( ArgException( "Couldn't find delimiter for this argument!",
+									 toString() ) );
+
+		if ( value == "" )
 		{
-			if ( _alreadySet )
-				throw( ArgException("Argument already set!", toString()) );
-
 			(*i)++;
-			if (*i < args.size() ) 
+			if ( (unsigned int)*i < args.size() ) 
-			{
+				_extractValue( args[*i] );
-				_extractValue( *i, args);
-				
-				_alreadySet = true;
-
-				_checkWithVisitor();
-
-				return true;
-			}
 			else
 				throw( ArgException("Missing a value for this argument!",
-									 toString() ) );
+							 toString() ) );
-		}	
+		}
 		else
-			return false;
+			_extractValue( value );
+				
+		_alreadySet = true;
+		_checkWithVisitor();
+		return true;
+	}	
+	else
+		return false;
 }
 
 /**
  * Implementation of _extractValue.
  */
 template<class T>
-void ValueArg<T>::_extractValue(int i, vector<string>& args) 
+void ValueArg<T>::_extractValue( const string& val ) 
 {
-	istringstream is(args[i]);
+	istringstream is(val);
 	is >> _value;
 	if ( is.fail() ) 
 		throw( ArgException("Couldn't read argument value!", toString() ) );
@@ -232,6 +239,5 @@ string ValueArg<T>::longID(const string& val) const
 	return Arg::longID( _typeDesc );	
 }
 
-
 }
 #endif