Changed comment

Simplified unit test

Author: jwellbelove

include/etl/utility.h

@@ -679,7 +679,7 @@ namespace etl
 #if ETL_USING_CPP17
   //*****************************************************************************
   // Wraps a functor with a static free function at compile time.
-  // Creates a static member 'function' that calls the specified functor.
+  // Creates a static member 'call' that calls the specified functor.
   //*****************************************************************************
   template <auto& Instance>
   struct functor_as_static 
@@ -693,7 +693,7 @@ namespace etl
 
   //*****************************************************************************
   // Wraps a member function with a static free function at compile time.
-  // Creates a static member function that calls the specified member function.
+  // Creates a static member 'call' that calls the specified member function.
   //*****************************************************************************
   template <auto Method, auto& Instance>
   struct member_function_as_static 

test/test_utility.cpp

@@ -447,9 +447,11 @@ namespace
     //*************************************************************************
     TEST(test_function_ptr_as_functor)
     {
-      constexpr decltype(TestGlobal)* fptr = TestGlobal;
+      using function_type = decltype(TestGlobal);
 
-      constexpr etl::function_ptr_as_functor<decltype(TestGlobal)> fpaf(fptr);
+      constexpr function_type* fptr = TestGlobal;
+
+      constexpr etl::function_ptr_as_functor<function_type> fpaf(fptr);
 
       CHECK_EQUAL(2, fpaf(1));
     }