X-Git-Url: https://git.dlugolecki.net.pl/?p=command.git;a=blobdiff_plain;f=include%2Fargument.h;h=2cd3c300f970a8d2e205de7685a6f10fd9ad241d;hp=80deabb9c22f903aa4f518b89dc940342b179d23;hb=ae6743a2a2c69b7a927f64ff1d3abf38a5e7d4bc;hpb=95af563cb577e8eedc95c0664a6529d12ea050ed

diff --git a/include/argument.h b/include/argument.h
index 80deabb..2cd3c30 100644
--- a/include/argument.h
+++ b/include/argument.h
@@ -4,6 +4,7 @@
 #include <string>
 #include <sstream>
 #include <iostream>
+#include <functional>
 
 #include "parameter.h"
 #include "callable.h"
@@ -35,6 +36,10 @@ namespace command {
             : Parameter(description), Callable<ParameterType>(function) {
         }
 
+        Argument(const std::string & description, std::function<void(ParameterType)> function)
+            : Parameter(description), Callable<ParameterType>(function) {
+        }
+
         /**
          *
          */
@@ -67,7 +72,7 @@ namespace command {
         virtual bool understand(const std::string & argv) {
             std::stringstream ss;
 
-            ss << argv;
+            ss << std::fixed << argv;
             ss >> value;
 
             if (!ss.fail()) {