add completion function for multirust command
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Hideo Hattori
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#compdef multirust
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# ------------------------------------------------------------------------------
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# Copyright (C) 2016 by Hideo Hattori <hhatto.jp@gmail.com>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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# ------------------------------------------------------------------------------
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# Description
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# -----------
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#
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# Completion script for multirust (https://github.com/brson/multirust).
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#
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# ------------------------------------------------------------------------------
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# Authors
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# -------
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#
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# * Hideo Hattori (https://github.com/hhatto)
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#
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# ------------------------------------------------------------------------------
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_multirust() {
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typeset -A opt_args
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local context state line
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_arguments -s -S \
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"--verbose[run verbosely]" \
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"--version[print version info]" \
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"*::multirust commands:_multirust_command"
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}
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(( $+functions[_multirust_command] )) ||
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_multirust_command() {
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local cmd ret=1
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(( $+multirust_cmds )) || _multirust_cmds=(
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"default:Set the default toolchain" \
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"override:Set the toolchain override for the current directory tree" \
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"update:Install or update a given toolchain" \
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"show-override:Show information about the current override" \
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"show-default:Show information about the current default" \
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"list-overrides:List all overrides" \
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"list-toolchains:List all installed toolchains" \
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"remove-override:Remove an override, for current directory unless specified" \
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"remove-toolchain:Uninstall a toolchain" \
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"run:Run a command in an environment configured for a toolchain" \
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"delete-data:Delete all user metadata, including installed toolchains" \
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"upgrade-data:Upgrade the ~/.multirust directory from previous versions" \
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"doc:Open the documentation for the currently active toolchain" \
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"which:Report location of the currently active Rust tool." \
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"help:Show help for this command or subcommands" \
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)
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if (( CURRENT == 1 )); then
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_describe -t commands 'multirust subcommand' _multirust_cmds || compadd "$@" - ${(s.:.)${(j.:.)_multirust_syns}}
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else
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local curcontext="$curcontext"
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cmd="${${_multirust_cmds[(r)$words[1]:*]%%:*}:-${(k)_multirust_syns[(r)(*:|)$words[1](:*|)]}}"
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if (( $#cmd )); then
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curcontext="${curcontext%:*:*}:multirust-${cmd}:"
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_call_function ret _multirust_$cmd || _message 'no more arguments'
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else
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_message "unknown multirust command: $words[1]"
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fi
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return ret
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fi
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}
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(( $+functions[_multirust_default] )) ||
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_multirust_default() {
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_arguments -s \
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"--copy-local[install by copying a local toolchain]:PATH:_gnu_generic::" \
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"--link-local[install by linking a local toolchain]:PATH:_gnu_generic::" \
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"--installer[allows arbitrary builds of rust to be installed from a custom-built installer]:PATH:_gnu_generic::" \
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"*::multirust commands:_multirust"
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}
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(( $+functions[_multirust_override] )) ||
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_multirust_override() {
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_multirust_default
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}
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(( $+functions[_multirust_update] )) ||
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_multirust_update() {
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_multirust_default
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}
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__overrides() {
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declare -a overrides
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overrides=($(multirust list-overrides|awk -F";" '{print $1":"$2}'))
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_describe 'override' overrides
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}
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__toolchains() {
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declare -a toolchains
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toolchains=($(multirust list-toolchains))
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_describe "toolchain" toolchains
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}
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__subcommands() {
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declare -a cmds
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cmds=($(multirust|grep "# "|awk '{print $2}'))
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_describe "command" cmds
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}
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(( $+functions[_multirust_remove-override] )) ||
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_multirust_remove-override() {
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__overrides
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}
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(( $+functions[_multirust_remove-toolchain] )) ||
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_multirust_remove-toolchain() {
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__toolchains
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}
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(( $+functions[_multirust_run] )) ||
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_multirust_run() {
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__toolchains
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}
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(( $+functions[_multirust_delete-data] )) ||
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_multirust_delete-data() {
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_arguments -s \
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"-y[Disable prompt]" \
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"*::multirust commands:_multirust"
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}
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(( $+functions[_multirust_doc] )) ||
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_multirust_doc() {
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_arguments -s \
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"--all[open the documentation overview page, which gives access to all the installed documentation]:" \
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"*::multirust commands:_multirust"
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}
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(( $+functions[_multirust_help] )) ||
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_multirust_help() {
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__subcommands
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}
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_multirust "$@"
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# Local Variables:
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# mode: Shell-Script
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# sh-indentation: 2
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# indent-tabs-mode: nil
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# sh-basic-offset: 2
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# End:
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# vim: ft=zsh sw=2 ts=2 et
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