Move shell completion generation into 'kubectl completion' command
This commit is contained in:
Dr. Stefan Schimanski
@@ -1,6 +0,0 @@
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# Maintainers
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Eric Paris <eparis@redhat.com>
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[]()
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@@ -1,164 +0,0 @@
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#!/bin/zsh
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# Copyright 2016 The Kubernetes Authors All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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__kubectl_bash_source() {
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alias shopt=':'
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alias _expand=_bash_expand
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alias _complete=_bash_comp
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emulate -L sh
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setopt kshglob noshglob braceexpand
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source "$@"
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}
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__kubectl_type() {
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# -t is not supported by zsh
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if [ "$1" == "-t" ]; then
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shift
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# fake Bash 4 to disable "complete -o nospace". Instead
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# "compopt +-o nospace" is used in the code to toggle trailing
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# spaces. We don't support that, but leave trailing spaces on
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# all the time
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if [ "$1" = "__kubectl_compopt" ]; then
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echo builtin
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return 0
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fi
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fi
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type "$@"
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}
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__kubectl_compgen() {
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local completions w
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completions=( $(compgen "$@") ) || return $?
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# filter by given word as prefix
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while [[ "$1" = -* && "$1" != -- ]]; do
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shift
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shift
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done
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if [[ "$1" == -- ]]; then
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shift
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fi
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for w in "${completions[@]}"; do
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if [[ "${w}" = "$1"* ]]; then
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echo "${w}"
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fi
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done
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}
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__kubectl_compopt() {
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true # don't do anything. Not supported by bashcompinit in zsh
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}
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__kubectl_declare() {
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if [ "$1" == "-F" ]; then
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whence -w "$@"
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else
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builtin declare "$@"
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fi
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}
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__kubectl_ltrim_colon_completions()
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{
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if [[ "$1" == *:* && "$COMP_WORDBREAKS" == *:* ]]; then
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# Remove colon-word prefix from COMPREPLY items
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local colon_word=${1%${1##*:}}
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local i=${#COMPREPLY[*]}
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while [[ $((--i)) -ge 0 ]]; do
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COMPREPLY[$i]=${COMPREPLY[$i]#"$colon_word"}
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done
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fi
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}
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__kubectl_get_comp_words_by_ref() {
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cur="${COMP_WORDS[COMP_CWORD]}"
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prev="${COMP_WORDS[${COMP_CWORD}-1]}"
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words=("${COMP_WORDS[@]}")
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cword=("${COMP_CWORD[@]}")
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}
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__kubectl_filedir() {
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local RET OLD_IFS w qw
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__debug "_filedir $@ cur=$cur"
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if [[ "$1" = \~* ]]; then
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# somehow does not work. Maybe, zsh does not call this at all
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eval echo "$1"
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return 0
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fi
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OLD_IFS="$IFS"
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IFS=$'\n'
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if [ "$1" = "-d" ]; then
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shift
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RET=( $(compgen -d) )
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else
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RET=( $(compgen -f) )
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fi
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IFS="$OLD_IFS"
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IFS="," __debug "RET=${RET[@]} len=${#RET[@]}"
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for w in ${RET[@]}; do
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if [[ ! "${w}" = "${cur}"* ]]; then
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continue
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fi
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if eval "[[ \"\${w}\" = *.$1 || -d \"\${w}\" ]]"; then
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qw="$(__kubectl_quote "${w}")"
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if [ -d "${w}" ]; then
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COMPREPLY+=("${qw}/")
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else
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COMPREPLY+=("${qw}")
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fi
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fi
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done
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}
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__kubectl_quote() {
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if [[ $1 == \'* || $1 == \"* ]]; then
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# Leave out first character
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printf %q "${1:1}"
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else
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printf %q "$1"
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fi
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}
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autoload -U +X compinit && compinit
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autoload -U +X bashcompinit && bashcompinit
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# use word boundary patterns for BSD or GNU sed
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LWORD='[[:<:]]'
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RWORD='[[:>:]]'
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if sed --help 2>&1 | grep -q GNU; then
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LWORD='\<'
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RWORD='\>'
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fi
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__kubectl_bash_source <(sed \
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-e 's/declare -F/whence -w/' \
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-e 's/local \([a-zA-Z0-9_]*\)=/local \1; \1=/' \
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-e 's/flags+=("\(--.*\)=")/flags+=("\1"); two_word_flags+=("\1")/' \
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-e 's/must_have_one_flag+=("\(--.*\)=")/must_have_one_flag+=("\1")/' \
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-e "s/${LWORD}_filedir${RWORD}/__kubectl_filedir/g" \
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-e "s/${LWORD}_get_comp_words_by_ref${RWORD}/__kubectl_get_comp_words_by_ref/g" \
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-e "s/${LWORD}__ltrim_colon_completions${RWORD}/__kubectl_ltrim_colon_completions/g" \
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-e "s/${LWORD}compgen${RWORD}/__kubectl_compgen/g" \
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-e "s/${LWORD}compopt${RWORD}/__kubectl_compopt/g" \
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-e "s/${LWORD}declare${RWORD}/__kubectl_declare/g" \
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-e "s/\\\$(type${RWORD}/\$(__kubectl_type/g" \
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$(dirname $0)/../bash/kubectl
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)
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