+#compdef brew
+#autoload
+
+# imported from the latest homebrew contributions
+
+_brew_all_formulae() {
+ formulae=(`brew search`)
+}
+
+_brew_installed_formulae() {
+ installed_formulae=(`brew list`)
+}
+
+local -a _1st_arguments
+_1st_arguments=(
+ 'cat:display formula file for a formula'
+ 'cleanup:uninstall unused and old versions of packages'
+ 'create:create a new formula'
+ 'deps:list dependencies and dependants of a formula'
+ 'doctor:audits your installation for common issues'
+ 'edit:edit a formula'
+ 'home:visit the homepage of a formula or the brew project'
+ 'info:information about a formula'
+ 'install:install a formula'
+ 'link:link a formula'
+ 'list:list files in a formula or not-installed formulae'
+ 'log:git commit log for a formula'
+ 'missing:check all installed formuale for missing dependencies.'
+ 'outdated:list formulas for which a newer version is available'
+ 'prune:remove dead links'
+ 'remove:remove a formula'
+ 'search:search for a formula (/regex/ or string)'
+ 'server:start a local web app that lets you browse formulae (requires Sinatra)'
+ 'unlink:unlink a formula'
+ 'update:freshen up links'
+ 'upgrade:upgrade outdated formulae'
+ 'uses:show formulas which depend on a formula'
+)
+
+local expl
+local -a formulae installed_formulae
+
+_arguments \
+ '(-v)-v[verbose]' \
+ '(--cellar)--cellar[brew cellar]' \
+ '(--config)--config[brew configuration]' \
+ '(--env)--env[brew environment]' \
+ '(--repository)--repository[brew repository]' \
+ '(--version)--version[version information]' \
+ '(--prefix)--prefix[where brew lives on this system]' \
+ '(--cache)--cache[brew cache]' \
+ '*:: :->subcmds' && return 0
+
+if (( CURRENT == 1 )); then
+ _describe -t commands "brew subcommand" _1st_arguments
+ return
+fi
+
+case "$words[1]" in
+ search|-S)
+ _arguments \
+ '(--macports)--macports[search the macports repository]' \
+ '(--fink)--fink[search the fink repository]' ;;
+ list|ls)
+ _arguments \
+ '(--unbrewed)--unbrewed[files in brew --prefix not controlled by brew]' \
+ '(--versions)--versions[list all installed versions of a formula]' \
+ '1: :->forms' && return 0
+
+ if [[ "$state" == forms ]]; then
+ _brew_installed_formulae
+ _wanted installed_formulae expl 'installed formulae' compadd -a installed_formulae
+ fi ;;
+ install|home|homepage|log|info|abv|uses|cat|deps|edit|options)
+ _brew_all_formulae
+ _wanted formulae expl 'all formulae' compadd -a formulae ;;
+ remove|rm|uninstall|unlink|cleanup|link|ln)
+ _brew_installed_formulae
+ _wanted installed_formulae expl 'installed formulae' compadd -a installed_formulae ;;
+esac