Add twig plugin

plugins/twig/twig.plugin.zsh

@@ -0,0 +1,51 @@
+# Twig autocompletion for oh-my-zsh
+# Requires: Twig (https://github.com/rondevera/twig)
+# Author: Antonio Murdaca (me@runcom.ninja)
+
+_twig_branches() {
+  compadd "$@" $(git for-each-ref refs/heads/ --format="%(refname:short)" | tr '\n' ' ')
+}
+
+_twig_formats() {
+  compadd "$@" json
+}
+
+_twig_subcommands() {
+  _subcommands=()
+  for p in $(echo $PATH | tr ":" " "); do
+    command=$(test -e $p && ls $p | grep "twig\-" | sed "s/twig-//")
+    _subcommands+=($(echo $command | awk '{ print $1 }'))
+  done
+  compadd "$@" -k _subcommands
+}
+
+_twig () {
+  if [ -z "$(git rev-parse HEAD 2>/dev/null)"  ]; then
+    return 0;
+  fi
+
+  local curcontext="$curcontext" state line
+  typeset -A opt_args
+
+  _arguments \
+    '1: :->command' \
+    '*: :->args'
+
+  case $state in
+    command) _twig_subcommands ;;
+    *)
+      case $words[2] in
+        -b|--branch)  _twig_branches ;;
+        --format)     _twig_formats ;;
+        diff)         _twig_branches ;;
+        diff-branch)  _twig_branches ;;
+        rebase)       _twig_branches ;;
+        *)            ;;
+      esac
+      ;;
+  esac
+
+  return 0
+}
+
+compdef _twig twig