From de8aba779f1e255838a6d583e5b311ab182ac910 Mon Sep 17 00:00:00 2001
From: Justin Bedo <cu@cua0.org>
Date: Fri, 26 Jul 2019 09:02:16 +1000
Subject: Simplify example

---
 examples/call.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/call.nix b/examples/call.nix
index 212f430..0e4ea05 100644
--- a/examples/call.nix
+++ b/examples/call.nix
@@ -4,13 +4,13 @@
 # marking duplicates. Finally platypus is called over all samples.
 {bionix ? import ./.. {}
 ,inputs
-,ref ? null}:
+,ref ? bionix.ref.grch38.seq }:
 
 with bionix;
 
 let
   preprocess = pipe [
-    (bwa.align {ref = if ref == null then bionix.ref.grch38.seq else ref;})
+    (bwa.align { inherit ref; })
     (samtools.fixmate {})
     (samtools.sort {})
     (samtools.markdup {})
-- 
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