63 lines
1.3 KiB
Bash
63 lines
1.3 KiB
Bash
# bash autocomplete.
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# usage: _foo() { _autocomplete "{foo,bar}" } ; complete -F _foo foo
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# there are also options like -o nospace. see man for more info.
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_autocomplete()
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{
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local commands="${@}"
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COMPREPLY=()
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local cur="${COMP_WORDS[COMP_CWORD]}"
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local prev="${COMP_WORDS[COMP_CWORD-1]}"
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local command="${COMP_WORDS[0]}"
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COMPREPLY=( $(compgen -W "${commands}" -- ${cur}) )
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return 0
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}
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# autocomplete only first argument.
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_autocomplete_first()
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{
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local commands="${@}"
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COMPREPLY=()
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local cur="${COMP_WORDS[COMP_CWORD]}"
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local prev="${COMP_WORDS[COMP_CWORD-1]}"
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local command="${COMP_WORDS[0]}"
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if [[ "${prev}" = "${command}" ]]; then
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COMPREPLY=( $(compgen -W "${commands}" -- ${cur}) )
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return 0
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fi
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}
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_autocomplete_grep()
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{
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COMPREPLY=()
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local pattern="${1}"
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local cur="${COMP_WORDS[COMP_CWORD]}"
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local prev="${COMP_WORDS[COMP_CWORD-1]}"
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local command="${COMP_WORDS[0]}"
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COMPREPLY=( $(compgen -W "$(ls | grep -E ${pattern})" -- ${cur}) )
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return 0
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}
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# autocomplete nested program.
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_autocomplete_nested()
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{
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local cur prev words cword split i
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_init_completion -s || return
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for ((i = 1; i <= cword; i++)); do
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if [[ ${words[i]} != -* ]]; then
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local PATH=$PATH:/sbin:/usr/sbin:/usr/local/sbin
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local root_command=${words[i]}
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_command_offset ${i}
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return
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fi
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done
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}
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