X-Git-Url: https://git.dlugolecki.net.pl/?a=blobdiff_plain;ds=sidebyside;f=include%2Fargument.h;h=bf5fc3354f304c7b894252069969451275ec7fff;hb=e8acdc5555d6e3e726ba689eb0454b870deb5871;hp=5690e5dbf6ba2973147535ce32d66459ad23dd95;hpb=e7c2ad96ad56116b2bfca1000f425287b1a02da2;p=command.git

diff --git a/include/argument.h b/include/argument.h
index 5690e5d..bf5fc33 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"
@@ -31,7 +32,7 @@ namespace command {
          * @param description Description of current Argument
          * @param function Function used to handle current Argument.
          */
-        Argument(const std::string & description, void (*function)(ParameterType))
+        Argument(const std::string & description, std::function<void(ParameterType)> function)
             : Parameter(description), Callable<ParameterType>(function) {
         }
 
@@ -45,6 +46,7 @@ namespace command {
          */
         virtual void handle() {
             this->call(value);
+            this->used = true;
         }
 
         /**
@@ -64,20 +66,24 @@ namespace command {
          *  against next value.
          */
         virtual bool understand(const std::string & argv) {
-            if (!isUsed()) {
-                std::stringstream ss;
+            std::stringstream ss;
 
-                ss << argv;
-                ss >> value;
+            ss << std::fixed << argv;
+            ss >> value;
 
-                if (!ss.fail()) {
-                    this->used = true;
-                    return true;
-                }
+            if (!ss.fail()) {
+                return true;
             }
 
             return false;
         }
+
+        /**
+         * \inheritdoc
+         */
+        virtual unsigned int valuePosition(const std::string & ) {
+            return 0;
+        }
     };
 }