Deprecate DNE binding

nickrobinson251 · nickrobinson251 · commit efb9c19c8a98 · 2019-10-25T18:53:44.000+01:00
diff --git a/src/ChainRulesCore.jl b/src/ChainRulesCore.jl
@@ -13,4 +13,7 @@ include("differential_arithmetic.jl")
 include("operations.jl")
 include("rules.jl")
 include("rule_definition_tools.jl")
+
+Base.@deprecate_binding DNE DoesNotExist
+
 end # module
