wherex.gemspec in wherex-1.1.0 vs wherex.gemspec in wherex-1.1.1

@@ -8,20 +8,25 @@
   s.authors     = ["Jason King"]
   s.email       = ["[e-mail]"]
   s.homepage    = "http://github.com/smathy/wherex"
   s.license     = "MIT"
   s.summary     = %q{Regexp for ActiveRecord finders}
-  s.description = %q{This gem allows you to pass a Regexp as the value for any finder in ActiveRecord - Rails3 only}
+  s.description = %q{This gem allows you to pass a Regexp as the value for any finder in ActiveRecord}
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = s.files.grep /^test/
   s.require_paths = ["lib"]
 
   s.add_dependency 'activerecord', '>= 3.1'
 
-  s.add_development_dependency 'pg'
-  s.add_development_dependency 'mysql2'
-  s.add_development_dependency 'sqlite3', ">= 1.3.7"
+  case ENV["DB"]
+  when "postgres", "postgresql", "pg"
+    s.add_development_dependency 'pg'
+  when "mysql", "mysql2"
+    s.add_development_dependency 'mysql2'
+  else
+    s.add_development_dependency 'sqlite3', ">= 1.3.7"
+  end
 
   s.add_development_dependency 'rake', '>= 1.0'
 
 end