getopt completion

completion/available/getopt.completion.bash

@@ -0,0 +1,32 @@
+__getopt() {
+  local OPTIONS=('-a' '--alternative'
+    '-h' '--help'
+    '-l' '--longoptions'
+    '-n' '--name'
+    '-o' '--options'
+    '-q' '--quiet'
+    '-Q' '--quiet-output'
+    '-s' '--shell'
+    '-T' '--test'
+    '-u' '--unquoted'
+    '-V' '--version')
+
+  local SHELL_ARGS=('sh' 'bash' 'csh' 'tcsh')
+
+  local current=$2
+  local previous=$3
+
+  case $previous in
+    -s|--shell)
+      readarray -t COMPREPLY < <(compgen -W "${SHELL_ARGS[*]}" -- "$current")
+      ;;
+    -n|--name)
+      readarray -t COMPREPLY < <(compgen -A function -- "$current")
+      ;;
+    *)
+      readarray -t COMPREPLY < <(compgen -W "${OPTIONS[*]}" -- "$current")
+      ;;
+  esac
+}
+
+complete -F __getopt getopt