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| -rw-r--r-- | src/gleam/list.gleam | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/gleam/list.gleam b/src/gleam/list.gleam index 09ec109..6e8b2a5 100644 --- a/src/gleam/list.gleam +++ b/src/gleam/list.gleam @@ -1571,6 +1571,33 @@ pub fn each(list: List(a), f: fn(a) -> b) -> Nil { /// If the returned value is `Ok(new_value)`, try_each will discard the return value and call /// the function on the next element of the list. /// If the returned value is `Error(error)`, try_each will stop and return Nil. +/// +/// ## Examples +/// +/// ```gleam +/// list.try_each( +/// over: [1, 2, 3], +/// with: fn(x) { +/// io.print(int.to_string(x)) +/// Ok(Nil) +/// }, +/// ) +/// // -> 123 +/// ``` +/// +/// ```gleam +/// list.try_each( +/// over: [1, 2, 3], +/// with: fn(x) { +/// io.print(int.to_string(x)) +/// case x { +/// 2 -> Error(Nil) +/// _ -> Ok(Nil) +/// } +/// }, +/// ) +/// // -> 12 +/// ``` pub fn try_each(over list: List(a), with fun: fn(a) -> Result(b, c)) -> Nil { case list { [] -> Nil |