github-migration/compass
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Give a better error message to users with an unsupported version of haml installed.

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This commit is contained in:
Chris Eppstein 2009-01-25 11:28:11 -08:00
parent c8e07b4228
commit 911041f355
1 changed files with 14 additions and 0 deletions
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14
lib/compass.rb
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@ -1,5 +1,19 @@
require 'rubygems' require 'rubygems'
require 'sass' require 'sass'
def assert_sass_version(obj)
unless obj.respond_to?(:version) && obj.version[:major] == 2 && obj.version[:minor] >= 1
raise LoadError.new("Compass requires Haml version 2.1 or greater.")
end
end
begin
assert_sass_version(Sass)
rescue LoadError
require 'haml'
assert_sass_version(Haml)
end
require File.join(File.dirname(__FILE__), 'sass_extensions') require File.join(File.dirname(__FILE__), 'sass_extensions')
['core_ext', 'version'].each do |file| ['core_ext', 'version'].each do |file|