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(** Build an expression module with the result from another expression. The
signature of the fuctions is a bit different, as they all receive the
result from the previous evaluated element in argument. *)
module Expression
(E : Sym.SYM_EXPR)
(_ : sig
val v : 'a E.path_repr
end) : sig
(** The signature for the module the adapt is a bit different for the
SYM_EXPR: every function takes an extra argument which is the Expression
we are wrapping, and every expression becomes a tuple with the same
expression represented in the composed type. *)
module type SIG = sig
type 'a repr
type 'a obs
type 'a path_repr
val empty : 'a E.obs -> 'a repr
val expr : 'a E.obs * 'a repr -> 'a E.obs -> 'a repr
val literal : string -> 'a E.obs -> 'a repr
val integer : string -> 'a E.obs -> 'a repr
val path : 'a path_repr -> 'a -> 'a E.obs -> 'a repr
val concat : ('a E.obs * 'a repr) list -> 'a E.obs -> 'a repr
val window :
('a E.obs * 'a repr) T.window ->
('a E.obs * 'a repr) list ->
('a E.obs * 'a repr) list ->
'a E.obs ->
'a repr
val nvl : ('a E.obs * 'a repr) list -> 'a E.obs -> 'a repr
val join : string -> ('a E.obs * 'a repr) list -> 'a E.obs -> 'a repr
val boperator :
T.binary_operator ->
'a E.obs * 'a repr ->
'a E.obs * 'a repr ->
'a E.obs ->
'a repr
val gequality :
T.binary_operator ->
'a E.obs * 'a repr ->
('a E.obs * 'a repr) list ->
'a E.obs ->
'a repr
val funct : string -> ('a E.obs * 'a repr) list -> 'a E.obs -> 'a repr
val function' : T.funct -> ('a E.obs * 'a repr) list -> 'a E.obs -> 'a repr
val observe : 'a E.obs * 'a repr -> 'a obs
end
module Make (M : SIG) :
Sym.SYM_EXPR
with type 'a obs = 'a M.obs
and type 'a repr = 'a E.repr * 'a M.repr
and type 'a path_repr = 'a M.path_repr
end
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