fastp: split outputs and set filetypes

1 files changed, 25 insertions, 25 deletions

diff --git a/tools/fastp-check.nix b/tools/fastp-check.nix
index c7cbb3c..be807d6 100644
--- a/tools/fastp-check.nix
+++ b/tools/fastp-check.nix
@@ -8,33 +8,33 @@
 
 with bionix;
 with pkgs.lib;
+with types;
 
 # Match input file type—how to do .fq and .fq.gz? Does bz2 work?
 
-stage {
-    name = "fastp";
-    buildInputs = [ fastp.app ];
-    outputs = [ "out" "fastq1" "fastq2" "html" "json" ];
-    buildCommand = ''
-        mkdir -p $out
-        fastp \
-            ${optionalString (flags != null) flags} \
-            -i ${input1} \
-            -o fastq1.fq.gz \
-            ${optionalString (input2 != null) ''
-                -I ${input2} \
-                -O fastq2.fq.gz \
+let
+  out =
+    stage {
+        name = "fastp";
+        buildInputs = [ fastp.app ];
+        outputs = [ "out" "fastq1" "json" ] ++ (if input2 != null then [ "fastq2" ] else []);
+        buildCommand = ''
+            mkdir -p $out
+            fastp \
+                ${optionalString (flags != null) flags} \
+                -i ${input1} \
+                -o fastq1.fq.gz \
+                ${optionalString (input2 != null) ''
+                    -I ${input2} \
+                    -O fastq2.fq.gz \
 
-                cp fastq2.fq.gz $fastq2
-                ln -s $fastq2 $out/fastq2.fq.gz
-            ''}
+                    cp fastq2.fq.gz $fastq2
+                ''}
 
-            cp fastq1.fq.gz $fastq1
-            cp fastp.html $html
-            cp fastp.json $json
-
-            ln -s $fastq1 $out/fastq1.fq.gz
-            ln -s $html $out/fastp.html
-            ln -s $json $out/fastp.json
-    '';
-}
\ No newline at end of file
+                cp fastq1.fq.gz $fastq1
+                cp fastp.html $out
+                cp fastp.json $json
+        '';
+    };
+  fqgz = { filetype = filetype.gz (filetype.fastq {}); };
+in out // { fastq1 = out.fastq1 // fqgz; } // (if input2 != null then {fastq2 = out.fastq2 // fqgz; } else {})