Provide bash-completion an aliases for availale sequences including installation script

sqnall-completion.bash

@@ -0,0 +1,40 @@
+#/usr/bin/env bash
+
+_sqnall_completions()
+{
+  # Current search string
+  local cur=${COMP_WORDS[COMP_CWORD]}
+  # Extract alias command with buildins same as:
+  #   local curCmd="$(alias $1 | sed "s/^alias.*='\(.*\)'$/\1/")"
+  local curCmd="$(alias "$1")"
+  curCmd="${curCmd#*=\'}"
+  curCmd="${curCmd%\'*}"
+  COMPREPLY=()
+  case "$cur" in
+    -*)
+      COMPREPLY=( $( compgen -W '-c -d -h -ha -ls -p -pl -q -qq -s -v --version' -- $cur ) );;
+    *)
+      # Stop after step selection (last argument which is not an option; starting with "-")
+      (( COMP_CWORD > 1 )) && [[ ! "${COMP_WORDS[((COMP_CWORD - 1))]}" =~ ^- ]] && return
+      # sequencer.sh provides creation of a step list with search functionality
+      COMPREPLY=( $( "$curCmd" -ls "$cur" ) );;
+  esac
+  return 0
+}
+
+installCompletion() {
+  local SEQBASE="/opt/sequencer/seqs"
+  local SEQPREFIX="sqn_"
+  local SEQSHORT=()
+  # Create aliases and command (alias) list for "complete" command"
+  SEQLIST=($(ls "$SEQBASE/$cur"*.sh))
+  for i in "${!SEQLIST[@]}"; do
+    SEQLIST[$i]="${SEQLIST[$i]##*/}"
+    SEQLIST[$i]="${SEQLIST[$i]%.*}"
+    SEQSHORT[$i]="${SEQPREFIX}${SEQLIST[$i]}"
+    alias ${SEQSHORT[$i]}="$SEQBASE/${SEQLIST[$i]}.sh"
+  done
+  complete -o nosort -o bashdefault -o default -F _sqnall_completions ${SEQSHORT[@]}
+}
+
+installCompletion