completion handled by node-cmdln
This commit is contained in:
Dave Eddy
parent
411659180f
commit
3dd84362d0
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@ -1,99 +0,0 @@
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#!/usr/bin/env bash
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_triton_default_words() {
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# main command
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local words=(
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-h --help
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--version
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-v --verbose
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help ?
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account whoami
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info
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keys
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create-instance create
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instances insts
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instance inst
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instance-audit
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start-instance start
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stop-instance stop
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reboot-instance reboot
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delete-instance delete
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wait-instance wait
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ssh
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images imgs
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image img
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packages pkgs
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package pkg
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networks
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network
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)
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echo "${words[*]}"
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}
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_triton_words() {
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local cmd=$1
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local curword=${COMP_WORDS[COMP_CWORD]}
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if [[ $cmd == $curword ]]; then
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COMPREPLY=($(compgen -W "$(_triton_default_words)" -- "$curword"))
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return
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fi
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# assume everything supports this
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local words=(-j --json -h --help)
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case "$cmd" in
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account|whoami) ;;
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info) ;;
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keys) ;;
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create|create-instance)
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words+=(-n --name --dry-run -w --wait -q --quiet)
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;;
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start|start-instance|stop|stop-instance|reboot|reboot-instance|delete|delete-instance)
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words=(-h --help -w --wait)
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;;
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wait|wait-instance)
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words+=(-q --quiet)
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;;
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insts|instances)
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words+=(-H -o -s)
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;;
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inst|instance) ;;
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images|imgs)
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words+=(-a --all -H -o -s -l --long)
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;;
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image|img) ;;
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packages|pkgs)
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words+=(-H -o -s -l --long)
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;;
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package|pkg) ;;
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networks)
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words+=(-H -o -s -l --long)
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;;
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network) ;;
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ssh)
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words+=()
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;;
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*)
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words=($(_triton_default_words))
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;;
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esac
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COMPREPLY=($(compgen -W "${words[*]}" -- "$curword"))
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}
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_triton() {
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local cur=$COMP_CWORD
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local i word
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for ((i = 1; i <= COMP_CWORD; i++)); do
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word=${COMP_WORDS[i]}
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if ((i < COMP_CWORD)) && [[ ${word:0:1} == '-' ]]; then
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continue
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fi
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_triton_words "$word"
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break
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done
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}
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complete -F _triton triton
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@ -1,237 +0,0 @@
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#XXX drop this name
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function trace
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{
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#echo "$*" >&2
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echo "$*" >>/var/tmp/triton-completion.log
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}
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function _dashdash_complete() {
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trace ""
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trace "-- $(date)"
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trace "\$@: '$@'"
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trace "COMP_WORDBREAKS: '$COMP_WORDBREAKS'"
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trace "COMP_CWORD: '$COMP_CWORD'"
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trace "COMP_LINE: '$COMP_LINE'"
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trace "COMP_POINT: $COMP_POINT"
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# Guard against negative COMP_CWORD. This is a Bash bug at least on
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# Mac 10.10.4's bash. See
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# <https://lists.gnu.org/archive/html/bug-bash/2009-07/msg00125.html>.
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if [[ $COMP_CWORD -lt 0 ]]; then
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trace "abort on negative COMP_CWORD"
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exit 1;
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fi
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local interspersed shortOpts longOpts takesArgOpts subCmds
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interspersed=$1
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shift # $interspersed
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shortOpts=$1
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shift # $shortOpts
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longOpts=$1
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shift # $longOpts
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takesArgOpts=$1
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shift # $takesArgOpts
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subCmds=$1
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shift # $subCmds or '--'
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if [[ -n "$subCmds" ]]; then
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shift # '--'
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fi
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trace "interspersed: '$interspersed'"
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trace "shortOpts: '$shortOpts'"
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trace "longOpts: '$longOpts'"
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trace "takesArgOpts: '$takesArgOpts'"
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trace "subCmds: '$subCmds'"
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# I don't know how to do array manip on argv vars,
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# so copy over to ARGV array to work on them.
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declare -a ARGV
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i=0
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len=$#
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while [[ $# -gt 0 ]]; do
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ARGV[$i]=$1
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shift;
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i=$(( $i + 1 ))
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done
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trace "ARGV: '${ARGV[@]}'"
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trace "ARGV[COMP_CWORD-1]: '${ARGV[$(( $COMP_CWORD - 1 ))]}'"
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trace "ARGV[COMP_CWORD]: '${ARGV[$COMP_CWORD]}'"
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trace "ARGV len: '$len'"
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# Get 'state' of option parsing at this COMP_POINT.
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# Copying "dashdash.js#parse()" behaviour here.
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state=
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nargs=0
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i=1
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while [[ $i -lt $len && $i -le $COMP_CWORD ]]; do
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optname=
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prefix=
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word=
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arg=${ARGV[$i]}
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trace "consider ARGV[$i]: '$arg'"
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if [[ "$arg" == "--" ]]; then
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state=longopt
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word=--
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i=$(( $i + 1 ))
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break;
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elif [[ "${arg:0:2}" == "--" ]]; then
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arg=${arg:2}
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if [[ "$arg" == *"="* ]]; then
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optname=${arg%%=*}
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val=${arg##*=}
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trace " long opt: optname='$optname' val='$val'"
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state=arg
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word=$val
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prefix="--$optname="
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else
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optname=$arg
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val=
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trace " long opt: optname='$optname'"
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state=longopt
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word=--$optname
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if [[ "$takesArgOpts" == *"-$optname="* && $i -lt $COMP_CWORD ]]; then
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i=$(( $i + 1 ))
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state=arg
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word=${ARGV[$i]}
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trace " takes arg (next arg, word='$word')"
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fi
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fi
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elif [[ "${arg:0:1}" == "-" ]]; then
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trace " short opt group"
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state=shortopt
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word=$arg
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j=1
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while [[ $j -lt ${#arg} ]]; do
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optname=${arg:$j:1}
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trace " consider index $j: optname '$optname'"
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if [[ "$takesArgOpts" == *"-$optname="* ]]; then
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if [[ $(( $j + 1 )) -lt ${#arg} ]]; then
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state=arg
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word=${arg:$(( $j + 1 ))}
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trace " takes arg (rest of this arg, word='$word')"
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elif [[ $i -lt $COMP_CWORD ]]; then
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state=arg
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i=$(( $i + 1 ))
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word=${ARGV[$i]}
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trace " takes arg (word='$word')"
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fi
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break
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fi
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j=$(( $j + 1 ))
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done
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elif [[ "$interspersed" == "true" ]]; then
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trace " not an opt"
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state=arg #XXX arg type
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word=$arg
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nargs=$(( $nargs + 1 ))
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elif [[ -n "$subCmds" ]]; then
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if [[ $i -eq $COMP_CWORD ]]; then
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state=subcmds
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word=$arg
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else
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trace "XXX defer on to _triton_${arg}_complete"
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#_triton_${arg}_complete XXX a b c XXX
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return
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fi
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else
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trace "XXX here else"
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XXX
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fi
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trace " state=$state prefix='$prefix' word='$word'"
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i=$(( $i + 1 ))
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done
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trace "parsed: state=$state prefix='$prefix' word='$word'"
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compgen_opts=
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if [[ -n "$prefix" ]]; then
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compgen_opts="$compgen_opts -P $prefix"
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fi
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case $state in
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shortopt)
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compgen $compgen_opts -W "$shortOpts" -- "$word"
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;;
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longopt)
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compgen $compgen_opts -W "$longOpts" -- "$word"
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;;
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subcmds)
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compgen $compgen_opts -W "$subCmds" -- "$word"
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;;
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arg)
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# Figure out arg type, if we can. If this was an *option* arg, then
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# 'optname' is set.
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if [[ -n "$optname" ]]; then
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argtype=$(echo "$takesArgOpts" | awk -F "-$optname=" '{print $2}' | cut -d' ' -f1)
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trace "argtype (for opt '$optname'): $argtype"
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else
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# TODO set argtype from nargs
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trace "argtype (for arg $nargs): $argtype"
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fi
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# If we don't know what completion to do, then emit nothing. We
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# expect that we are running with:
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# complete -o default ...
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# where "default" means: "Use Readline's default filename completion if
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# the compspec generates no matches." This gives us the good filename
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# completion, completion in subshells/backticks.
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#
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# The trade-off here is that we cannot explicitly have *no* completion.
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if [[ "${word:0:1}" == '$' ]]; then
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# "-o default" does *not* give us envvar completion apparently. This
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# means that with '-A export' we are missing envvars like "PS1" et al.
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compgen $compgen_opts -P '$' -A export -- "${word:1}"
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elif [[ $argtype == "none" ]]; then
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# TODO: want this hacky way to avoid completions for explicit none?
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echo "(no completion)"
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elif [[ $argtype == "directory" ]]; then
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# XXX damnit... using 'complete -o default' means that no dir hits
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# results in filenames matching. Arrrrgggg. Compare to 'rmdir'.
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# Does `compopt` work on Linux? If so
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# compopt +o filenames -o dirnames
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compgen $compgen_opts -S '/' -A directory -- "$word"
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elif [[ -z $argtype || $argtype == "file" ]]; then
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# 'complete -o default' gives the best filename completion, at least
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# on Mac. ... but we're not using 'complete -o default' here.
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compgen $compgen_opts -S '/' -A file -- "$word"
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else
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# Custom completion types.
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potentials=$($argtype "" "$word")
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compgen $compgen_opts -W "$potentials" -- "$word"
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fi
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;;
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*)
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trace "unknown state: $state"
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;;
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esac
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}
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function _triton_account_complete() {
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trace "XXX _triton_account_complete start"
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COMPREPLY=( $(_dashdash_complete \
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true \
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"-h -j" \
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"--help --json" \
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"" \
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-- "$*") )
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}
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function _triton_complete() {
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COMPREPLY=( $(_dashdash_complete \
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false \
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"-h -v" \
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"--version --help --verbose" \
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"" \
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"help account info keys create-instance instances instance instance-audit start-instance stop-instance reboot-instance ssh images image packages package" \
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-- "${COMP_WORDS[@]}") )
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}
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complete -F _triton_complete triton
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