+ elif [[ $cur = *=* ]]; then
+ mapfile -t field_vals < <(journalctl -F "${prev%=}" 2>/dev/null)
+ COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "${cur#=}") )
+ elif [[ $prev = '=' ]]; then
+ mapfile -t field_vals < <(journalctl -F "${COMP_WORDS[COMP_CWORD-2]}" 2>/dev/null)
+ COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "$cur") )