Merge pull request #4119 from edwtjo/list-helpers

init list helper
2014-09-16 22:52:48 +02:00 · 2014-09-16 22:52:48 +02:00 · e0b6da1708
commit e0b6da1708
parent 5247c11b4a 2bbd01485a
1 changed files with 4 additions and 0 deletions
--- a/lib/lists.nix
+++ b/lib/lists.nix
@ -209,6 +209,10 @@ in rec {
    assert list != []; elemAt list (dec (length list));


+  # Return all elements but the last
+  init = list: assert list != []; take (length list - 1) list;
+
+
  # Zip two lists together.
  zipTwoLists = xs: ys:
    let