package lascar

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Module Utils.OptionSource

Several functions operating on values of type 'a option

Sourceval map : ('a -> 'b) -> 'a option -> 'b option

apply f v is Some (f x) if v is Some x, None if v is None

Sourceval iter : ('a -> unit) -> 'a option -> unit

iter f x applies f to v if x is Some v, does nothing if x is None

Sourceval to_string : ('a -> string) -> 'a option -> string

to_string f v is f x if v is Some x, "" if v is None