[meta] Add is_floating_point

diff --git a/src/hb-meta.hh b/src/hb-meta.hh
index f13b256..d995607 100644 (file)
--- a/src/hb-meta.hh
+++ b/src/hb-meta.hh
@@ -228,6 +228,25 @@ struct hb_reference_wrapper<T&>
 };
 
 
+template <typename T> struct hb_is_integral            { static constexpr bool value = false;};
+template <> struct hb_is_integral<char>                { static constexpr bool value = true; };
+template <> struct hb_is_integral<signed char>                 { static constexpr bool value = true; };
+template <> struct hb_is_integral<unsigned char>       { static constexpr bool value = true; };
+template <> struct hb_is_integral<signed short>        { static constexpr bool value = true; };
+template <> struct hb_is_integral<unsigned short>      { static constexpr bool value = true; };
+template <> struct hb_is_integral<signed int>          { static constexpr bool value = true; };
+template <> struct hb_is_integral<unsigned int>        { static constexpr bool value = true; };
+template <> struct hb_is_integral<signed long>                 { static constexpr bool value = true; };
+template <> struct hb_is_integral<unsigned long>       { static constexpr bool value = true; };
+template <> struct hb_is_integral<signed long long>    { static constexpr bool value = true; };
+template <> struct hb_is_integral<unsigned long long>  { static constexpr bool value = true; };
+
+template <typename T> struct hb_is_floating_point      { static constexpr bool value = false;};
+template <> struct hb_is_floating_point<float>                 { static constexpr bool value = true; };
+template <> struct hb_is_floating_point<double>        { static constexpr bool value = true; };
+template <> struct hb_is_floating_point<long double>   { static constexpr bool value = true; };
+
+#define hb_is_integral(T) hb_is_integral<T>::value
 template <typename T> struct hb_is_signed;
 template <> struct hb_is_signed<char>                  { static constexpr bool value = CHAR_MIN < 0;   };
 template <> struct hb_is_signed<signed char>           { static constexpr bool value = true;           };
@@ -277,19 +296,5 @@ template <> struct hb_signedness_int<false> { typedef unsigned int value; };
 template <> struct hb_signedness_int<true>  { typedef   signed int value; };
 #define hb_signedness_int(T) hb_signedness_int<T>::value
 
-template <typename T> struct hb_is_integral            { static constexpr bool value = false;};
-template <> struct hb_is_integral<char>                { static constexpr bool value = true; };
-template <> struct hb_is_integral<signed char>                 { static constexpr bool value = true; };
-template <> struct hb_is_integral<unsigned char>       { static constexpr bool value = true; };
-template <> struct hb_is_integral<signed short>        { static constexpr bool value = true; };
-template <> struct hb_is_integral<unsigned short>      { static constexpr bool value = true; };
-template <> struct hb_is_integral<signed int>          { static constexpr bool value = true; };
-template <> struct hb_is_integral<unsigned int>        { static constexpr bool value = true; };
-template <> struct hb_is_integral<signed long>                 { static constexpr bool value = true; };
-template <> struct hb_is_integral<unsigned long>       { static constexpr bool value = true; };
-template <> struct hb_is_integral<signed long long>    { static constexpr bool value = true; };
-template <> struct hb_is_integral<unsigned long long>  { static constexpr bool value = true; };
-#define hb_is_integral(T) hb_is_integral<T>::value
-
 
 #endif /* HB_META_HH */