Method map

cranelift/entity/src/packed_option.rs:67–72

Maps a `PackedOption ` to `Option ` by applying a function to a contained value.

(self, f: F)

    /// Maps a `PackedOption<T>` to `Option<U>` by applying a function to a contained value.
    pub fn map<U, F>(self, f: F) -> Option<U>
    where
        F: FnOnce(T) -> U,
    {
        self.expand().map(f)
    }

    /// Unwrap a packed `Some` value or panic.
    #[track_caller]