exception Invalid_expr of Spin_std.stringval eval :
context:(Spin_std.string, Spin_std.string) Spin_std.Hashtbl.t ->
Dec_template.Expr.t ->
Spin_std.string Lwt.tval eval_fn :
context:(Spin_std.string, Spin_std.string) Spin_std.Hashtbl.t ->
Dec_template.Expr.func ->
Spin_std.string Lwt.tval to_bool :
context:(Spin_std.string, Spin_std.string) Spin_std.Hashtbl.t ->
Dec_template.Expr.t ->
Spin_std.bool Lwt.tval to_result :
context:'a ->
f:(context:'a -> 'b -> 'c Lwt.t) ->
'b ->
('c, Spin_error.t) Spin_std.result Lwt.tval filter_map :
context:(Spin_std.string, Spin_std.string) Spin_std.Hashtbl.t ->
condition:('a -> Dec_template.Expr.t option) ->
f:('a -> 'b) ->
'a Spin_std.List.t ->
('b list, Spin_error.t) Lwt_result.tval lwt_filter_map :
context:(Spin_std.string, Spin_std.string) Spin_std.Hashtbl.t ->
condition:('a -> Dec_template.Expr.t option) ->
f:('a -> 'b Lwt.t) ->
'a Spin_std.List.t ->
('b list, Spin_error.t) Lwt_result.t