summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorlassulus <lassulus@lassul.us>2021-03-07 23:22:35 +0100
committerlassulus <lassulus@lassul.us>2021-03-07 23:22:35 +0100
commitb81eb46c7d6439af7b7cedff9d4f81714f235d15 (patch)
treee62bdd6e86008f8b888a87d8337750e33a46f033 /lib
parent6fee4ac9fef8200624e62f5e339abfae860ff497 (diff)
parenta9b82ce4124cb3a3f2e6ee8b087c0d8461bad386 (diff)
Merge remote-tracking branch 'ni/master'
Diffstat (limited to 'lib')
-rw-r--r--lib/default.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/default.nix b/lib/default.nix
index 2efeec078..4190f8f5f 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -15,6 +15,10 @@ let
uri = import ./uri.nix { inherit lib; };
xml = import ./xml.nix { inherit lib; };
+ # compose a list of functions to be applied from left to right, i.e.
+ # compose :: [ (xm -> xn) ... (x1 -> x2) (x0 -> x1) ] -> x0 -> xn
+ compose = foldl' (f: g: x: f (g x)) id;
+
eq = x: y: x == y;
ne = x: y: x != y;
mod = x: y: x - y * (x / y);