Changeset 1632

Timestamp:

Nov 19, 2008, 5:20:49 PM (14 years ago)

Author:

Peter

Message:

move the setting of print_arg from constructor to function in order to allow usage also in daughter classes.

Location:

trunk

Files:

• test/commandline_test.cc (modified) (1 diff)
• yat/utility/OptionArg.h (modified) (1 diff)

trunk/test/commandline_test.cc

@@ -77 +77 @@
   OptionHelp help(cmd);
   OptionArg<std::string> target(cmd, "T,target", "treat DEST as a normal file", 
-                                true, "TARGET");
+                                true);
+  target.print_arg("=TARGET");
   OptionSwitch verbose(cmd, "v,verbose", "explain what is being done");
   OptionSwitch version(cmd, "version", "output version and exit");

trunk/yat/utility/OptionArg.h

@@ -59 +59 @@
        \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,
-              bool required=false, std::string arg="")
-      : Option(cmd, name, desc), print_arg_(arg), required_(required) {}
+              bool required=false)
+      : Option(cmd, name, desc), required_(required) {}
+
+    /**
+       \param arg string to be used in help output such as `=TARGET'
+       in `--target=TARGET'. See print3().
+
+       \since New in yat 0.5.
+     */
+    void print_arg(std::string arg) { print_arg_ = arg; }
 
     /**