From 121202685860545b1a0ddc0266452af5eeb83ce0 Mon Sep 17 00:00:00 2001
From: l-d-s <l@sdf.org>
Date: Thu, 15 Nov 2018 16:37:30 +1100
Subject: Need to test config != null

---
 tools/gridss-identifyVariants.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'tools/gridss-identifyVariants.nix')

diff --git a/tools/gridss-identifyVariants.nix b/tools/gridss-identifyVariants.nix
index 16982e2..87d418b 100644
--- a/tools/gridss-identifyVariants.nix
+++ b/tools/gridss-identifyVariants.nix
@@ -61,7 +61,7 @@ stdenv.mkDerivation rec {
       ${concatMapStringsSep " " (i: "INPUT='${i}'") inputs} \
       ASSEMBLY=${assembly} \
       OUTPUT_VCF=out.vcf \
-      ${optionalString config ("CONFIGURATION_FILE=" + gridssConfig config)} \
+      ${optionalString (config != null) ("CONFIGURATION_FILE=" + gridssConfig config)} \
       WORKING_DIR=$TMPDIR/ \
       TMP_DIR=$TMPDIR/
 
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