From 0ed957b59e2724b0c6899cf43b8fe914fc8b82e6 Mon Sep 17 00:00:00 2001
From: Kenny Parnell <k.parnell@gmail.com>
Date: Mon, 29 Feb 2016 02:53:43 -0500
Subject: [PATCH] Add bash completion

---
 README.md             |  2 ++
 completions/asdf.bash | 43 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 completions/asdf.bash

diff --git a/README.md b/README.md
index ec4ba221..bced1123 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,11 @@ Depending on your OS, run the following
 ```bash
 # For Ubuntu or other linux distros
 echo '. $HOME/.asdf/asdf.sh' >> ~/.bashrc
+echo '. $HOME/.asdf/completions/asdf.bash >> ~/.bashrc'
 
 # OR for Max OSX
 echo '. $HOME/.asdf/asdf.sh' >> ~/.bash_profile
+echo '. $HOME/.asdf/completions/asdf.bash >> ~/.bash_profile'
 ```
 
 If you use zsh or any other shell, replace `.bashrc` with the config file for the respective shell.
diff --git a/completions/asdf.bash b/completions/asdf.bash
new file mode 100644
index 00000000..16b0d905
--- /dev/null
+++ b/completions/asdf.bash
@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+
+_asdf () {
+  local cur=${COMP_WORDS[COMP_CWORD]}
+  local cmd=${COMP_WORDS[1]}
+  local prev=${COMP_WORDS[COMP_CWORD-1]}
+  local plugins=$(asdf plugin-list | tr '\n' ' ')
+
+  COMPREPLY=()
+
+  case "$cmd" in
+    plugin-update)
+      COMPREPLY=($(compgen -W "$plugins --all" -- $cur))
+      ;;
+    plugin-remove|which|list|list-all)
+      COMPREPLY=($(compgen -W "$plugins" -- $cur))
+      ;;
+    install)
+      if [[ "$plugins" == *"$prev"* ]] ; then
+        local versions=$(asdf list-all $prev)
+        COMPREPLY=($(compgen -W "$versions" -- $cur))
+      else
+        COMPREPLY=($(compgen -W "$plugins" -- $cur))
+      fi
+      ;;
+    uninstall|where|reshim)
+      if [[ "$plugins" == *"$prev"* ]] ; then
+        local versions=$(asdf list $prev)
+        COMPREPLY=($(compgen -W "$versions" -- $cur))
+      else
+        COMPREPLY=($(compgen -W "$plugins" -- $cur))
+      fi
+      ;;
+    *)
+      local cmds='plugin-add plugin-list plugin-remove plugin-update install uninstall which where list list-all reshim'
+      COMPREPLY=($(compgen -W "$cmds" -- $cur))
+      ;;
+  esac
+
+  return 0
+}
+
+complete -F _asdf asdf