init.rb in radiant-0.9.0.rc2

- old
+ new

@@ -1,8 +1,16 @@
 begin
   require File.join(File.dirname(__FILE__), 'lib', 'haml') # From here
 rescue LoadError
-  require 'haml' # From gem
+  begin
+    require 'haml' # From gem
+  rescue LoadError => e
+    # gems:install may be run to install Haml with the skeleton plugin
+    # but not the gem itself installed.
+    # Don't die if this is the case.
+    raise e unless defined?(Rake) && Rake.application.top_level_tasks.include?('gems:install')
+  end
 end
 
-# Load Haml and Sass
-Haml.init_rails(binding)
+# Load Haml and Sass.
+# Haml may be undefined if we're running gems:install.
+Haml.init_rails(binding) if defined?(Haml)