25 lines
997 B
OCaml
25 lines
997 B
OCaml
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(**************************************************************************)
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(* *)
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(* Copyright (c) 2014 - 2017. *)
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(* Dynamic Ledger Solutions, Inc. <contact@tezos.com> *)
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(* *)
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(* All rights reserved. No warranty, explicit or implicit, provided. *)
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(* *)
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(**************************************************************************)
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val map: f:('a -> 'b) -> 'a option -> 'b option
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val apply: f:('a -> 'b option) -> 'a option -> 'b option
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val iter: f:('a -> unit) -> 'a option -> unit
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val unopt: default:'a -> 'a option -> 'a
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val unopt_map: f:('a -> 'b) -> default:'b -> 'a option -> 'b
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val first_some: 'a option -> 'a option -> 'a option
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val try_with : (unit -> 'a) -> 'a option
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val some : 'a -> 'a option
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