From 7827ec95e0ce4c4c16001f8c2d3e7d47b6338e62 Mon Sep 17 00:00:00 2001
From: Nick Janetakis <nick.janetakis@gmail.com>
Date: Sun, 29 Jun 2014 18:01:33 -0400
Subject: [PATCH] Make the detection tasks idempotent

---
 tasks/main.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tasks/main.yml b/tasks/main.yml
index a7b7d04..8a93ecd 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -8,7 +8,8 @@
   register: rvm_installer
 
 - name: detect current rvm version
-  shell: "{{ ruby_rvm_install_path }}/bin/rvm version"
+  command: "{{ ruby_rvm_install_path }}/bin/rvm version"
+  changed_when: false
   register: rvm_current_version
   when: rvm_binary.stat.exists
 
@@ -55,6 +56,7 @@
 
 - name: detect default ruby version
   command: "{{ ruby_rvm_install_path }}/bin/rvm alias list default"
+  changed_when: false
   register: ruby_selected
 
 - name: ensure default ruby is selected