nvm/bash_completion

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#!/usr/bin/env bash
# bash completion for Node Version Manager (NVM)
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if ! command -v nvm &> /dev/null; then
return
fi
__nvm_generate_completion() {
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declare current_word
current_word="${COMP_WORDS[COMP_CWORD]}"
# shellcheck disable=SC2207
COMPREPLY=($(compgen -W "$1" -- "${current_word}"))
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return 0
}
__nvm_commands() {
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declare current_word
declare command
current_word="${COMP_WORDS[COMP_CWORD]}"
COMMANDS='
help install uninstall use run exec
alias unalias reinstall-packages
current list ls list-remote ls-remote
install-latest-npm
cache deactivate unload
version version-remote which'
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if [ ${#COMP_WORDS[@]} == 4 ]; then
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command="${COMP_WORDS[COMP_CWORD - 2]}"
case "${command}" in
alias) __nvm_installed_nodes ;;
esac
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else
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case "${current_word}" in
-*) __nvm_options ;;
*) __nvm_generate_completion "${COMMANDS}" ;;
esac
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fi
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}
__nvm_options() {
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OPTIONS=''
__nvm_generate_completion "${OPTIONS}"
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}
__nvm_installed_nodes() {
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__nvm_generate_completion "$(nvm_ls) $(__nvm_aliases)"
}
__nvm_aliases() {
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declare aliases
aliases=""
if [ -d "${NVM_DIR}/alias" ]; then
aliases="$(cd "${NVM_DIR}/alias" && command find "${PWD}" -type f | command sed "s:${PWD}/::")"
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fi
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echo "${aliases} node stable unstable iojs"
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}
__nvm_alias() {
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__nvm_generate_completion "$(__nvm_aliases)"
}
__nvm() {
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declare previous_word
previous_word="${COMP_WORDS[COMP_CWORD - 1]}"
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case "${previous_word}" in
use | run | exec | ls | list | uninstall) __nvm_installed_nodes ;;
alias | unalias) __nvm_alias ;;
*) __nvm_commands ;;
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esac
return 0
}
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# complete is a bash builtin, but recent versions of ZSH come with a function
# called bashcompinit that will create a complete in ZSH. If the user is in
# ZSH, load and run bashcompinit before calling the complete function.
if [[ -n ${ZSH_VERSION-} ]]; then
# First calling compinit (only if not called yet!)
# and then bashcompinit as mentioned by zsh man page.
if ! command -v compinit > /dev/null; then
autoload -U +X compinit && if [[ ${ZSH_DISABLE_COMPFIX-} = true ]]; then
compinit -u
else
compinit
fi
fi
autoload -U +X bashcompinit && bashcompinit
fi
complete -o default -F __nvm nvm