Refactor helper script

shell-completion/Makefile

@@ -7,7 +7,7 @@ generic-options.txt:
 	hledger -h | ./output-options.sh > $@
 
 commands.txt:
-	hledger | ./output-commands.sh > $@
+	hledger | ./output-commands.sh | grep -v ^hledger > $@
 
 commands-list.txt: commands.txt
 	paste -sd, $^ | tr -d '\n' > $@

shell-completion/output-commands.sh

@@ -3,19 +3,14 @@
 
 set -o errexit -o pipefail -o nounset
 
-printCommands() {
-    declare tmp=$1
-    sed -rn 's/^ ([-a-z]+).*/\1/gp' "$tmp"
-    sed -rn 's/^ .*\(([a-z]+)\).*/\1/gp' "$tmp"
-    # TODO missing: (reg, r)  (multiple aliases)
-}
-
 main() {
     declare tmp
     tmp=$(mktemp)
     cat > "$tmp"
 
-    printCommands "$tmp" | grep -v ^hledger
+    sed -rn 's/^ ([-a-z]+).*/\1/gp' "$tmp"
+    sed -rn 's/^ .*\(([a-z]+)\).*/\1/gp' "$tmp"
+    # TODO missing: (reg, r)  (multiple aliases)
 }
 
 main "$@"