Support installing multiple rubies in 1 run and refactor a bit

README.md

@@ -13,9 +13,11 @@ ansible-ruby solves this by using rvm to install 1 or more versions of ruby. It
 Below is a list of default values along with a description of what they do.
 
 ```
-# Set the version of ruby you want to install.
-# # X.X.X-pXXX format.
-ruby_version: '2.1.2' 
+# Install 1 or more versions of ruby, just add them to the list.
+# The last version listed will be set as the default ruby.
+# Change it to `ruby_rubies:` if you want no rubies installed.
+ruby_rubies:
+  - 'ruby-2.1.2'
 
 # Where should the rvm-installer and other temp files be downloaded to?
 ruby_rvm_temp_download_path: '/usr/local/src'
@@ -43,6 +45,9 @@ ruby_rvm_force_upgrade_installer: false
 
 You will likely want to use various ruby related commands in other roles. This role exposes a number of popular paths for easy access.
 
+- `ruby_default_ruby_version`
+    - The default ruby version that is selected
+
 - `ruby_rvm`
     - The path to the rvm binary
 

defaults/main.yml

@@ -1,5 +1,6 @@
 ---
-ruby_version: '2.1.2'
+ruby_rubies:
+  - 'ruby-2.1.2'
 
 ruby_rvm_temp_download_path: '/usr/local/src'
 ruby_rvm_install_path: '/usr/local/rvm'

tasks/main.yml

@@ -1,64 +1,3 @@
 ---
-- name: detect rvm binary
-  stat: path='{{ ruby_rvm }}'
-  register: rvm_binary
-
-- name: detect rvm installer
-  stat: path='{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
-  register: rvm_installer
-
-- name: detect current rvm version
-  command: '{{ ruby_rvm }} version'
-  changed_when: false
-  register: rvm_current_version
-  when: rvm_binary.stat.exists
-
-- name: detect stable rvm version from url
-  uri: url='{{ ruby_rvm_stable_version_number }}' return_content=yes
-  register: rvm_stable_version_number
-  when: '"://" in ruby_rvm_stable_version_number'
-
-- name: ensure rvm installer is copied from url
-  get_url:
-    url: '{{ ruby_rvm_latest_installer }}'
-    dest: '{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
-  when: '"://" in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer'
-
-- name: ensure rvm installer is copied from local file
-  copy: src='{{ ruby_rvm_latest_installer }}' dest='{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
-  when: not '://' in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer
-
-- name: ensure rvm installer is configured
-  file:
-    path: "{{ ruby_rvm_temp_download_path }}/rvm-installer.sh"
-    mode: 0755
-  when: not rvm_binary.stat.exists or ruby_rvm_force_upgrade_installer
-
-- name: ensure rvm stable is installed
-  command: '{{ ruby_rvm_temp_download_path }}/rvm-installer.sh --path {{ ruby_rvm_install_path }} stable'
-  when: not rvm_binary.stat.exists
-
-- name: ensure rvm is upgraded
-  shell: '{{ ruby_rvm }} get stable && {{ ruby_rvm }} reload'
-  when: rvm_binary.stat.exists and rvm_stable_version_number.content|default(ruby_rvm_stable_version_number)|replace('\n', '') > rvm_current_version.stdout.split()[1]
-
-- name: ensure rvm installs ruby dependencies
-  command: '{{ ruby_rvm }} autolibs 3'
-  when: not rvm_binary.stat.exists
-
-- name: detect if ruby version is installed
-  stat: path='{{ ruby_rvm_install_path }}/rubies/ruby-{{ ruby_version }}'
-  register: installed_ruby_version
-
-- name: ensure ruby is installed
-  command: '{{ ruby_rvm }} install ruby-{{ ruby_version }}'
-  when: not installed_ruby_version.stat.exists
-
-- name: detect default ruby version
-  command: '{{ ruby_rvm }} alias list default'
-  changed_when: false
-  register: ruby_selected
-
-- name: ensure default ruby is selected
-  command: '{{ ruby_rvm }} alias create default ruby-{{ ruby_version }}'
-  when: ruby_selected.stdout == '' or ruby_version not in ruby_selected.stdout
+- include: 'rvm.yml'
+- include: 'rubies.yml'

tasks/rubies.yml

@@ -0,0 +1,22 @@
+---
+- name: detect if rubies are installed
+  command: '{{ ruby_rvm }} {{ item }} do true'
+  changed_when: false
+  failed_when: false
+  register: detect_rubies
+  with_items: ruby_rubies
+  when: ruby_rubies
+
+- name: ensure rubies are installed
+  command: '{{ ruby_rvm }} install {{ item.item }}'
+  when: ruby_rubies and item.rc != 0
+  with_items: detect_rubies.results
+
+- name: detect default ruby version
+  command: '{{ ruby_rvm }} alias list default'
+  changed_when: false
+  register: detect_default_ruby_version
+
+- name: ensure default ruby is selected
+  command: '{{ ruby_rvm }} alias create default {{ ruby_default_ruby_version }}'
+  when: detect_default_ruby_version.stdout == '' or ruby_default_ruby_version not in detect_default_ruby_version.stdout

tasks/rvm.yml

@@ -0,0 +1,47 @@
+---
+- name: detect rvm binary
+  stat: path='{{ ruby_rvm }}'
+  register: rvm_binary
+
+- name: detect rvm installer
+  stat: path='{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
+  register: rvm_installer
+
+- name: detect current rvm version
+  command: '{{ ruby_rvm }} version'
+  changed_when: false
+  register: rvm_current_version
+  when: rvm_binary.stat.exists
+
+- name: detect stable rvm version from url
+  uri: url='{{ ruby_rvm_stable_version_number }}' return_content=yes
+  register: rvm_stable_version_number
+  when: '"://" in ruby_rvm_stable_version_number'
+
+- name: ensure rvm installer is copied from url
+  get_url:
+    url: '{{ ruby_rvm_latest_installer }}'
+    dest: '{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
+  when: '"://" in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer'
+
+- name: ensure rvm installer is copied from local file
+  copy: src='{{ ruby_rvm_latest_installer }}' dest='{{ ruby_rvm_temp_download_path }}/rvm-installer.sh'
+  when: not '://' in ruby_rvm_latest_installer and not rvm_installer.stat.exists or ruby_rvm_force_upgrade_installer
+
+- name: ensure rvm installer is configured
+  file:
+    path: "{{ ruby_rvm_temp_download_path }}/rvm-installer.sh"
+    mode: 0755
+  when: not rvm_binary.stat.exists or ruby_rvm_force_upgrade_installer
+
+- name: ensure rvm stable is installed
+  command: '{{ ruby_rvm_temp_download_path }}/rvm-installer.sh --path {{ ruby_rvm_install_path }} stable'
+  when: not rvm_binary.stat.exists
+
+- name: ensure rvm is upgraded
+  shell: '{{ ruby_rvm }} get stable && {{ ruby_rvm }} reload'
+  when: rvm_binary.stat.exists and rvm_stable_version_number.content | default(ruby_rvm_stable_version_number) | replace('\n', '') > rvm_current_version.stdout.split()[1]
+
+- name: ensure rvm installs ruby dependencies
+  command: '{{ ruby_rvm }} autolibs 3'
+  when: not rvm_binary.stat.exists

vars/main.yml

@@ -1,4 +1,5 @@
 ---
+ruby_default_ruby_version: '{{ ruby_rubies | last if ruby_rubies and ruby_rubies is iterable else "" }}'
 ruby_rvm: '{{ ruby_rvm_install_path }}/bin/rvm'
 ruby_rvm_default_wrappers: '{{ ruby_rvm_install_path }}/wrappers/default'
 ruby: '{{ ruby_rvm_default_wrappers }}/ruby'