ALR

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#! /bin/bash
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: ${PROG:=$(basename ${BASH_SOURCE})}
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_cli_bash_autocomplete() {
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  if [[ "${COMP_WORDS[0]}" != "source" ]]; then
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    local cur opts base
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    COMPREPLY=()
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    cur="${COMP_WORDS[COMP_CWORD]}"
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    if [[ "$cur" == "-"* ]]; then
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      opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} ${cur} --generate-bash-completion )
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    else
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      opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} --generate-bash-completion )
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    fi
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    COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
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    return 0
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  fi
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}
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complete -o bashdefault -o default -o nospace -F _cli_bash_autocomplete $PROG
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unset PROG