nvm/bash_completion

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2012-04-09 14:25:49 +08:00
#!/usr/bin/env bash
# bash completion for Node Version Manager (NVM)
__nvm_generate_completion()
{
declare current_word
current_word="${COMP_WORDS[COMP_CWORD]}"
COMPREPLY=($(compgen -W "$1" -- "$current_word"))
return 0
}
__nvm_commands ()
{
declare current_word
declare command
current_word="${COMP_WORDS[COMP_CWORD]}"
COMMANDS='\
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help install uninstall use run\
ls ls-remote list list-remote deactivate\
alias unalias copy-packages clear-cache version'
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if [ ${#COMP_WORDS[@]} == 4 ]; then
command="${COMP_WORDS[COMP_CWORD-2]}"
case "${command}" in
alias) __nvm_installed_nodes ;;
esac
else
case "${current_word}" in
-*) __nvm_options ;;
*) __nvm_generate_completion "$COMMANDS" ;;
esac
fi
}
__nvm_options ()
{
OPTIONS=''
__nvm_generate_completion "$OPTIONS"
}
__nvm_installed_nodes ()
{
__nvm_generate_completion "$(nvm_ls) $(__nvm_aliases)"
}
__nvm_aliases ()
{
declare aliases
aliases=""
if [ -d $NVM_DIR/alias ]; then
aliases="`cd $NVM_DIR/alias && ls`"
fi
echo "${aliases}"
}
__nvm_alias ()
{
__nvm_generate_completion "$(__nvm_aliases)"
}
__nvm ()
{
declare previous_word
previous_word="${COMP_WORDS[COMP_CWORD-1]}"
case "$previous_word" in
use|run|ls|list|uninstall) __nvm_installed_nodes ;;
alias|unalias) __nvm_alias ;;
*) __nvm_commands ;;
esac
return 0
}
# 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
autoload -U +X bashcompinit && bashcompinit
fi
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complete -o default -o nospace -F __nvm nvm