Reorder asserts for easier debugging.

When the caller erroneously passes NaN's, it is much easier to diagnose with the asserts in this order. With finite arguments, the error message is unchanged.

Author: drewm1980

src/distributions/uniform.rs

@@ -827,11 +827,15 @@ macro_rules! uniform_float_impl {
             {
                 let low = *low_b.borrow();
                 let high = *high_b.borrow();
-                assert!(low.all_lt(high), "Uniform::new called with `low >= high`");
                 assert!(
-                    low.all_finite() && high.all_finite(),
-                    "Uniform::new called with non-finite boundaries"
+                    low.all_finite()
+                    "Uniform::new called with `low` non-finite."
                 );
+                assert!(
+                    high.all_finite()
+                    "Uniform::new called with `high` non-finite."
+                );
+                assert!(low.all_lt(high), "Uniform::new called with `low >= high`");
                 let max_rand = <$ty>::splat(
                     (::core::$u_scalar::MAX >> $bits_to_discard).into_float_with_exponent(0) - 1.0,
                 );