From 1b52b08098c63fdd4981096dbc0de88071214edf Mon Sep 17 00:00:00 2001 From: Giacomo Cavalieri Date: Sat, 24 Jun 2023 13:00:02 +0200 Subject: Revert "Add `list.map3`" This reverts commit c228035cb43bc72da6b68c3b9067c314046279e9. --- src/gleam/list.gleam | 27 --------------------------- 1 file changed, 27 deletions(-) (limited to 'src') diff --git a/src/gleam/list.gleam b/src/gleam/list.gleam index dce703b..b1acb74 100644 --- a/src/gleam/list.gleam +++ b/src/gleam/list.gleam @@ -412,33 +412,6 @@ fn do_map2( } } -/// Combines three lists into a single list using the given function. -/// -/// If a list is longer than the others the extra elements are dropped. -/// -pub fn map3( - list1: List(a), - list2: List(b), - list3: List(c), - with fun: fn(a, b, c) -> d, -) -> List(d) { - do_map3(list1, list2, list3, fun, []) -} - -fn do_map3( - list1: List(a), - list2: List(b), - list3: List(c), - fun: fn(a, b, c) -> d, - acc: List(d), -) -> List(d) { - case list1, list2, list3 { - [], _, _ | _, [], _ | _, _, [] -> reverse(acc) - [a, ..as_], [b, ..bs], [c, ..cs] -> - do_map3(as_, bs, cs, fun, [fun(a, b, c), ..acc]) - } -} - /// Similar to `map` but also lets you pass around an accumulated value. /// /// ## Examples -- cgit v1.2.3