oh-my-zsh/plugins/chruby/chruby.plugin.zsh

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#
# INSTRUCTIONS
#
# With either a manual or brew installed chruby things should just work.
#
# If you'd prefer to specify an explicit path to load chruby from
# you can set variables like so:
#
# zstyle :omz:plugins:chruby path /local/path/to/chruby.sh
# zstyle :omz:plugins:chruby auto /local/path/to/auto.sh
#
# TODO
# - autodetermine correct source path on non OS X systems
# - completion if ruby-install exists
# rvm and rbenv plugins also provide this alias
alias rubies='chruby'
_homebrew-installed() {
whence brew &> /dev/null
}
_chruby-from-homebrew-installed() {
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[ -r $(brew --prefix chruby) ] &> /dev/null
}
_ruby-build_installed() {
whence ruby-build &> /dev/null
}
_ruby-install-installed() {
whence ruby-install &> /dev/null
}
# Simple definition completer for ruby-build
if _ruby-build_installed; then
_ruby-build() { compadd $(ruby-build --definitions) }
compdef _ruby-build ruby-build
fi
_source_from_omz_settings() {
local _chruby_path
local _chruby_auto
zstyle -s :omz:plugins:chruby path _chruby_path
zstyle -s :omz:plugins:chruby auto _chruby_auto
if [[ -r ${_chruby_path} ]]; then
source ${_chruby_path}
fi
if [[ -r ${_chruby_auto} ]]; then
source ${_chruby_auto}
fi
}
_chruby_dirs() {
chrubydirs=($HOME/.rubies/ $PREFIX/opt/rubies)
for dir in chrubydirs; do
if [[ -d $dir ]]; then
RUBIES+=$dir
fi
done
}
if _homebrew-installed && _chruby-from-homebrew-installed ; then
source $(brew --prefix chruby)/share/chruby/chruby.sh
source $(brew --prefix chruby)/share/chruby/auto.sh
_chruby_dirs
elif [[ -r "/usr/local/share/chruby/chruby.sh" ]] ; then
source /usr/local/share/chruby/chruby.sh
source /usr/local/share/chruby/auto.sh
_chruby_dirs
else
_source_from_omz_settings
_chruby_dirs
fi
function ensure_chruby() {
$(whence chruby)
}
function current_ruby() {
local _ruby
_ruby="$(chruby |grep \* |tr -d '* ')"
if [[ $(chruby |grep -c \*) -eq 1 ]]; then
echo ${_ruby}
else
echo "system"
fi
}
function chruby_prompt_info() {
echo "$(current_ruby)"
}
# complete on installed rubies
_chruby() { compadd $(chruby | tr -d '* ') }
compdef _chruby chruby