test: fix PASSES=fmt for OSX
OSX dirname doesn't support multiple arguments; use a for loop instead.
Fixes
@@ -273,7 +273,7 @@ function fmt_pass {
fi
echo "Checking 'go tool vet -all -shadow'..."
- fmtpkgs=$(echo $FMT | xargs dirname | sort | uniq | sed '/\./d')
+ fmtpkgs=$(for a in $FMT; do dirname "$a"; done | sort | uniq | grep -v "\\.")
vetRes=$(go tool vet -all -shadow ${fmtpkgs} 2>&1 | grep -v '/gw/' || true)
if [ -n "${vetRes}" ]; then
echo -e "govet -all -shadow checking failed:\n${vetRes}"
