From a80598582d0489afea705a936a40121e6b40e1c5 Mon Sep 17 00:00:00 2001
From: Mario Fernandez <mario.fernandez@hceris.com>
Date: Sun, 15 Jan 2012 16:15:28 +0100
Subject: [PATCH] Add helper method to cd directly to the directory where a
 gem's source code is located

---
 plugins/rvm/rvm.plugin.zsh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/plugins/rvm/rvm.plugin.zsh b/plugins/rvm/rvm.plugin.zsh
index 604c00713..4e550614b 100644
--- a/plugins/rvm/rvm.plugin.zsh
+++ b/plugins/rvm/rvm.plugin.zsh
@@ -42,3 +42,12 @@ function gems {
 		-Ee "s/$current_ruby@global/$fg[yellow]&$reset_color/g" \
 		-Ee "s/$current_ruby$current_gemset$/$fg[green]&$reset_color/g"
 }
+
+# Go to the directory where the given gem is defined.
+#
+# Credit to: https://github.com/henrik/dotfiles/blob/master/bash/functions.sh
+function cdgem {
+  local target=${1?No name for a gem given}
+  local gemdir=`rvm gemdir`
+  cd ${gemdir}/gems; cd $(find . -maxdepth 1 -name "*${target}*" | sort | tail -1)
+}