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Library
Module
Module type
Parameter
Class
Class type
Library
Module
Module type
Parameter
Class
Class type
on_update_exn t ~f
calls f
after the current stabilization and after each subsequent stabilization in which t
changes, until disallow_future_use t
is called. f
will be called at most once per stabilization. Here is a state diagram for the allowable sequences of Update.t
's that can be supplied to a particular f
:
/-----------------------------------------------------\ | / | | | v Start ------> Initialized ------> Changed ------> Invalidated ^ | \--/
on_update_exn
raises if disallow_future_use t
was previously called.
val sexp_of_t :
('a -> Ppx_sexp_conv_lib.Sexp.t) ->
'a t ->
Ppx_sexp_conv_lib.Sexp.t