shellcheck fix: tests/functional/gc-concurrent.builder.sh

maintainers/flake-module.nix

@@ -106,7 +106,6 @@
             enable = true;
             excludes = [
               # We haven't linted these files yet
-              ''^tests/functional/gc-concurrent\.builder\.sh$''
               ''^tests/functional/gc-concurrent\.sh$''
               ''^tests/functional/gc-concurrent2\.builder\.sh$''
               ''^tests/functional/gc-non-blocking\.sh$''

tests/functional/gc-concurrent.builder.sh

@@ -1,16 +1,19 @@
+# shellcheck shell=bash
+# shellcheck disable=SC2154
 echo "Build started" > "$lockFifo"
 
-mkdir $out
-echo $(cat $input1/foo)$(cat $input2/bar) > $out/foobar
+# shellcheck disable=SC2154
+mkdir "$out"
+echo "$(cat "$input1"/foo)""$(cat "$input2"/bar)" > "$out"/foobar
 
 # Wait for someone to write on the fifo
 cat "$lockFifo"
 
 # $out should not have been GC'ed while we were sleeping, but just in
 # case...
-mkdir -p $out
+mkdir -p "$out"
 
 # Check that the GC hasn't deleted the lock on our output.
 test -e "$out.lock"
 
-ln -s $input2 $out/input-2
+ln -s "$input2" "$out"/input-2