diff --git a/wrap/Argument.cpp b/wrap/Argument.cpp
index c3798e5ce..0f5961a48 100644
--- a/wrap/Argument.cpp
+++ b/wrap/Argument.cpp
@@ -16,13 +16,14 @@
  * @author Richard Roberts
  **/
 
-#include <iostream>
-#include <fstream>
-#include <sstream>
+#include "Argument.h"
+
 #include <boost/foreach.hpp>
 #include <boost/regex.hpp>
 
-#include "Argument.h"
+#include <iostream>
+#include <fstream>
+#include <sstream>
 
 using namespace std;
 using namespace wrap;
@@ -128,4 +129,17 @@ void ArgumentList::matlab_unwrap(FileWriter& file, int start) const {
 }
 
 /* ************************************************************************* */
+void ArgumentList::emit_prototype(FileWriter& file, const string& name) const {
+  file.oss << name << "(";
+  unsigned int i = 0;
+  BOOST_FOREACH(Argument arg, *this) {
+    if (i != size() - 1)
+      file.oss << arg.type << " " << arg.name << ", ";
+    else
+      file.oss << arg.type << " " << arg.name;
+    i++;
+  }
+  file.oss << ")";
+}
+/* ************************************************************************* */
 
diff --git a/wrap/Argument.h b/wrap/Argument.h
index f46eaa427..da15cda36 100644
--- a/wrap/Argument.h
+++ b/wrap/Argument.h
@@ -68,6 +68,13 @@ struct ArgumentList: public std::vector<Argument> {
    */
   void matlab_unwrap(FileWriter& file, int start = 0) const; // MATLAB to C++
 
+  /**
+   * emit MATLAB prototype
+   * @param file output stream
+   * @param name of method or function
+   */
+  void emit_prototype(FileWriter& file, const std::string& name) const;
+
 };
 
 } // \namespace wrap