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author | Giacomo Cavalieri <giacomo.cavalieri@icloud.com> | 2023-06-24 13:00:02 +0200 |
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committer | Louis Pilfold <louis@lpil.uk> | 2023-06-24 12:04:38 +0100 |
commit | 1b52b08098c63fdd4981096dbc0de88071214edf (patch) | |
tree | f32951aec97f305efcc9d026b483ed3e31b2fcb7 /src | |
parent | 26271b6c8165854ddc2d959c7eaf070a6c14da1f (diff) | |
download | gleam_stdlib-1b52b08098c63fdd4981096dbc0de88071214edf.tar.gz gleam_stdlib-1b52b08098c63fdd4981096dbc0de88071214edf.zip |
Revert "Add `list.map3`"
This reverts commit c228035cb43bc72da6b68c3b9067c314046279e9.
Diffstat (limited to 'src')
-rw-r--r-- | src/gleam/list.gleam | 27 |
1 files changed, 0 insertions, 27 deletions
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 |