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author | Jeremy Kemper <jeremy@bitsweat.net> | 2009-04-20 18:31:22 -0700 |
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committer | Jeremy Kemper <jeremy@bitsweat.net> | 2009-04-20 18:31:40 -0700 |
commit | 685a53a360d0d8fc4a9f3b49f900621c940a71f2 (patch) | |
tree | fa6b38f75a873a21c3e380f1acbab3d019293363 /activesupport/lib/active_support/core_ext/module/setup.rb | |
parent | db05c73fb6e2294c576ef9889c70940891682c32 (diff) | |
parent | 164a94d0bc8c9124ab820506e5ad79496395c026 (diff) | |
download | rails-685a53a360d0d8fc4a9f3b49f900621c940a71f2.tar.gz rails-685a53a360d0d8fc4a9f3b49f900621c940a71f2.tar.bz2 rails-685a53a360d0d8fc4a9f3b49f900621c940a71f2.zip |
Merge branch 'master' into cherry
Conflicts:
activesupport/CHANGELOG
activesupport/lib/active_support/core_ext/class/delegating_attributes.rb
activesupport/lib/active_support/core_ext/hash/conversions.rb
activesupport/lib/active_support/core_ext/module/attribute_accessors.rb
activesupport/lib/active_support/core_ext/string/multibyte.rb
activesupport/lib/active_support/core_ext/time/calculations.rb
activesupport/lib/active_support/deprecation.rb
Diffstat (limited to 'activesupport/lib/active_support/core_ext/module/setup.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/module/setup.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/module/setup.rb b/activesupport/lib/active_support/core_ext/module/setup.rb new file mode 100644 index 0000000000..e6dfd0cf56 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/module/setup.rb @@ -0,0 +1,26 @@ +class Module + attr_accessor :_setup_block + attr_accessor :_dependencies + + def setup(&blk) + @_setup_block = blk + end + + def use(mod) + return if self < mod + + (mod._dependencies || []).each do |dep| + use dep + end + # raise "Circular dependencies" if self < mod + include mod + extend mod.const_get("ClassMethods") if mod.const_defined?("ClassMethods") + class_eval(&mod._setup_block) if mod._setup_block + end + + def depends_on(mod) + return if self < mod + @_dependencies ||= [] + @_dependencies << mod + end +end
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