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authormakefu <github@syntax-fehler.de>2021-03-19 09:17:48 +0100
committermakefu <github@syntax-fehler.de>2021-03-19 09:17:48 +0100
commit8c28e9f4170d05e3e9dfb89985ce4f352cd91245 (patch)
tree82407d4e8454b3abfbb8288f8bc6765c64bf036b /lib/default.nix
parent758660945c712b645e755e9101a9fd3d8a325c91 (diff)
parent3bbbc82ae9ab9f0ac737b2ff0b55b50ae9c77b8a (diff)
Merge remote-tracking branch 'lass/master'
Diffstat (limited to 'lib/default.nix')
-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);