[muparser] Remove struct TypeInfo

The STL's facilities are totally sufficient here.

muparser-2.2.5/include/muParserTemplateMagic.h

@@ -4,59 +4,6 @@
 #include <cmath>
 
 namespace mu {
-//-----------------------------------------------------------------------------------------------
-//
-// Compile time type detection
-//
-//-----------------------------------------------------------------------------------------------
-
-/** \brief A class singling out integer types at compile time using
-           template meta programming.
-*/
-template <typename T>
-struct TypeInfo {
-    static bool IsInteger() { return false; }
-};
-
-template <>
-struct TypeInfo<char> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<short> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<int> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<long> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<unsigned char> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<unsigned short> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<unsigned int> {
-    static bool IsInteger() { return true; }
-};
-
-template <>
-struct TypeInfo<unsigned long> {
-    static bool IsInteger() { return true; }
-};
 
 //-----------------------------------------------------------------------------------------------
 //

muparser-2.2.5/samples/example1/example1.cpp

@@ -158,7 +158,7 @@ ValueOrError SelfTest() {
     mu::console() << _T( "Running test suite:\n\n");
 
     // Skip the self test if the value type is set to an integer type.
-    if (mu::TypeInfo<mu::value_type>::IsInteger()) {
+    if (std::numeric_limits<mu::value_type>::is_integer) {
         mu::console()
             << _T( "  Test skipped: integer data type are not compatible with the unit test!\n\n");
     } else {

muparser-2.2.5/src/muParser.cpp

@@ -29,6 +29,7 @@
 //--- Standard includes ------------------------------------------------------------------------
 #include <algorithm>
 #include <cmath>
+#include <limits>
 #include <numeric>
 
 /** \brief Pi (what else?). */
@@ -237,7 +238,7 @@ static void assertNoError(OptionalError oerr) {
 //---------------------------------------------------------------------------
 /** \brief Initialize the default functions. */
 void Parser::InitFun() {
-    if (mu::TypeInfo<mu::value_type>::IsInteger()) {
+    if (std::numeric_limits<mu::value_type>::is_integer) {
         // When setting MUP_BASETYPE to an integer type
         // Place functions for dealing with integer values here
         // ...