awk doesn't throw errors on no-match

fnt

@@ -1,6 +1,9 @@
 #!/usr/bin/env bash
 # vim: autoindent noexpandtab
 set -e
+#set -u
+#set -o pipefail
+#set -x
 
 # APT but only for fonts
 # [email protected]
@@ -15,7 +18,7 @@ PACKAGES="${TMPDIR}/Packages.xz"
 MIRROR="http:https://deb.debian.org/debian"
 INDEX="${MIRROR}/dists/sid/main/binary-all/Packages.xz"
 # google fonts index
-GINDEX="https://sid.ethz.ch/debian/google-fonts/fonts-master/"
+GINDEX="https://sid.ethz.ch/debian/google-fonts/fonts-master"
 
 if ! command -v uname &>/dev/null; then
  s="Windows"
@@ -110,7 +113,7 @@ case "$1" in
  done
  ;;
  preview|-p)
- if [ ! $# -eq 2 ]; then
+ if [ $# -ne 2 ]; then
  echo "No fontname supplied."
  echo "Example: ${BASH_SOURCE[0]} preview agave"
  exit 1
@@ -194,8 +197,8 @@ case "$1" in
  if [ -f "${PACKAGES}" ]; then
  unxz -c "${PACKAGES}" | awk '/^Package: fonts-'"$2"'/ {gsub(/^Package: /,"");print;}'
  fi
- curl -s "$GINDEX/ofl/" |grep "a href" |sed 's,.*">,google-,;s,/.*,,' |grep -v "\.\.$" |grep "$2"
- curl -s "$GINDEX/apache/" |grep "a href" |sed 's,.*">,google-,;s,/.*,,' |grep -v "\.\.$" |grep "$2"
+ curl -s "$GINDEX/ofl/" |grep "a href" |sed 's,.*">,google-,;s,/.*,,' |grep -v "\.\.$" | awk "/$2/"
+ curl -s "$GINDEX/apache/" |grep "a href" |sed 's,.*">,google-,;s,/.*,,' |grep -v "\.\.$" | awk "/$2/"
  ;;
  moo)
  echo "This fnt does not have cow powers."