Support ADTypes.NoAutoDiff

Author: oschulz

DifferentiationInterface/src/utils/check.jl

@@ -16,9 +16,17 @@ function check_available(backend::MixedMode)
            check_available(reverse_backend(backend))
 end
 
+@static if isdefined(ADTypes, :NoAutoDiff)
+    check_available(::ADTypes.NoAutoDiff) = throw(ADTypes.NoAutoDiffAvailable())
+end
+
 """
     check_inplace(backend)
 
 Check whether `backend` supports differentiation of in-place functions and return a `Bool`.
 """
 check_inplace(backend::AbstractADType) = Bool(inplace_support(backend))
+
+@static if isdefined(ADTypes, :NoAutoDiff)
+    check_inplace(::ADTypes.NoAutoDiff) = throw(ADTypes.NoAutoDiffAvailable())
+end