ParTable: better params unique check

Author: Alexey Stukalov

src/frontend/specification/ParameterTable.jl

@@ -305,10 +305,10 @@ function update_partable!(
             "The length of `params` ($(length(params))) and their `values` ($(length(values))) must be the same",
         ),
     )
+    dup_params = nonunique(params)
+    isempty(dup_params) ||
+        throw(ArgumentError("Duplicate parameters detected: $(join(dup_params, ", "))"))
     params_dict = Dict(zip(params, values))
-    if length(params_dict) != length(params)
-        throw(ArgumentError("Duplicate parameter names in `params`"))
-    end
     update_partable!(partable, column, params_dict, default)
 end