anchor.diff:  [<Name("len"); Sealed>]
   type LenFunc() =
       interface IFlexQueryFunction with
  -        member __.GetVariableResult(_,_,_,_,_) = 
  +        member __.GetVariableResult(_,_,_,_) = 
               fail <| VariableFunctionNotSupported (__.GetType() |> getTypeNameFromAttribute) 
           member __.GetConstantResult(parameters, queryFunctionTypes, source) = 
               try
  
positive.code: [<Name("add"); Sealed>]
  type AddFunc() =
      interface IFlexQueryFunction with
          member __.GetVariableResult(_,_,_,_,_) = 
              fail <| VariableFunctionNotSupported (__.GetType() |> getTypeNameFromAttribute) 
          member __.GetConstantResult(parameters, queryFunctionTypes, source) = 
              try
  
negative.code: [<Name("multiply"); Sealed>]
  type MultiplyFunc() =
      interface IFlexQueryFunction with
          member __.GetVariableResult(_,_,_,_) = 
              fail <| VariableFunctionNotSupported (__.GetType() |> getTypeNameFromAttribute) 
          member __.GetConstantResult(parameters, queryFunctionTypes, source) = 
              try
  