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ocamlc x.ml | |
File "x.ml", line 30, characters 16-28: | |
Error: Unbound value Rep.dispatch |
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module type MESSAGE = | |
sig | |
type obj | |
type variant | |
val make : unit -> obj | |
(* encapsulate object in a variant type *) | |
val convert : obj -> variant | |
val print : obj -> unit | |
end |