Changeset 1630 for trunk/yat/utility/OptionArg.h

Timestamp:

Nov 17, 2008, 11:11:32 PM (14 years ago)

Author:

Peter

Message:

re-using convert function and correcting docs

File:

• trunk/yat/utility/OptionArg.h (modified) (3 diffs)

trunk/yat/utility/OptionArg.h

@@ -27 +27 @@
 #include "CommandLine.h"
 #include "Exception.h"
+#include "utility.h"
 
 #include <string>
@@ -52 +53 @@
        \brief Constructor 
        
-       \param cmd Commandline Option is associated with \param name
-       string such as "help" for --help, "h" for -h or "h,help" for
-       having both short and long option name \param desc string used
-       in help display \param required If true option must be found in
-       commandline or exception is thrown in validation \param arg
-       string to be used in help output such as `TARGET' in
-       `--target=TARGET'. See print3().
+       \param cmd Commandline Option is associated with 
+       \param name string such as "help" for --help, "h" for -h or
+       "h,help" for having both short and long option name
+       \param desc string used in help display
+       \param required If true option must be found in commandline or
+       exception is thrown in validation
+       \param arg string to be used in help output such as `TARGET' in
+       `--target=TARGET'. See print3(). New in yat 0.5.
     */
     OptionArg(CommandLine& cmd, std::string name, std::string desc,
@@ -125 +127 @@
     void assign(T1& lhs, std::string rhs )
     { 
-      std::stringstream ss(rhs);
-      ss >> lhs;
-      bool fail = ss.fail();
-      std::string str;
-      ss >> str;
-      if (fail || str.size()) {
+      try {
+        lhs = convert<T1>(rhs);
+      }
+      catch (std::runtime_error& e) {
         std::stringstream sstr(rhs);
         sstr << ": invalid argument";