Lighten and add tooltips to "delete tag" buttons.

[arvados.git] / docker / config.rb

diff --git a/docker/config.rb b/docker/config.rb
index c66352435629cb0f39b9c432a05a0b5d701b9b52..5e7242b4d50a23eeeabbc55daab684c94e8f9e6e 100755 (executable)
--- a/docker/config.rb
+++ b/docker/config.rb
@@ -3,6 +3,8 @@
 require 'yaml'
 require 'fileutils'
 
+abort 'Error: Ruby >= 1.9.3 required.' if RUBY_VERSION < '1.9.3'
+
 # Initialize config settings from config.yml
 config = YAML.load_file('config.yml')