ClickHouse/programs/bash-completion/completions/clickhouse-bootstrap
2021-03-19 21:33:01 +03:00

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#
# bash autocomplete, that can work with:
# a) --help of program
#
# Also you may like:
# $ bind "set completion-ignore-case on"
# $ bind "set show-all-if-ambiguous on"
#
# It uses bash-completion dynamic loader.
# Known to work with bash 3.* with programmable completion and extended
# pattern matching enabled (use 'shopt -s extglob progcomp' to enable
# these if they are not already enabled).
shopt -s extglob
export _CLICKHOUSE_COMPLETION_LOADED=1
function _clickhouse_bin_exist()
{ [ -x "$1" ] || command -v "$1" >& /dev/null; }
function _clickhouse_quote()
{
local quoted=${1//\'/\'\\\'\'};
printf "'%s'" "$quoted"
}
# Extract every option (everything that starts with "-") from the --help dialog.
function _clickhouse_get_options()
{
"$@" --help 2>&1 | awk -F '[ ,=<>]' '{ for (i=1; i <= NF; ++i) { if (substr($i, 0, 1) == "-" && length($i) > 1) print $i; } }' | sort -u
}
function _complete_for_clickhouse_generic_bin()
{
local cur prev
eval local cmd="$( _clickhouse_quote "$1" )"
_clickhouse_bin_exist "$cmd" || return 0
COMPREPLY=()
_get_comp_words_by_ref cur prev
case "$prev" in
-C|--config-file|--config)
return
;;
# Argh... This looks like a bash bug...
# Redirections are passed to the completion function
# although it is managed by the shell directly...
'<'|'>'|'>>'|[12]'>'|[12]'>>')
return
;;
esac
COMPREPLY=( $(compgen -W "$(_clickhouse_get_options "$cmd")" -- "$cur") )
return 0
}
function _complete_clickhouse_generic()
{
local bin=$1 && shift
local f=${1:-_complete_for_clickhouse_generic_bin}
local o=(
-o default
-o bashdefault
-o nospace
-F "$f"
"$bin"
)
complete "${o[@]}"
}
function _complete_clickhouse_bootstrap_main()
{
local runtime=/usr/share/bash-completion/bash_completion
if ! type _get_comp_words_by_ref >& /dev/null && [[ -f $runtime ]]; then
source $runtime
fi
type _get_comp_words_by_ref >& /dev/null || return 0
}
_complete_clickhouse_bootstrap_main "$@"