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author | Pratik Naik <pratiknaik@gmail.com> | 2008-03-26 12:27:52 +0000 |
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committer | Pratik Naik <pratiknaik@gmail.com> | 2008-03-26 12:27:52 +0000 |
commit | ca9413674ea70dc67ab517734af2e40dac21beef (patch) | |
tree | 86cbf305a2b1b4688a5b6f7cfbce8a9aa505c5f7 /activesupport/lib/active_support/core_ext/class/removal.rb | |
parent | 5c47ceb30b940a8cd8eb681a898895bce46f79dd (diff) | |
download | rails-ca9413674ea70dc67ab517734af2e40dac21beef.tar.gz rails-ca9413674ea70dc67ab517734af2e40dac21beef.tar.bz2 rails-ca9413674ea70dc67ab517734af2e40dac21beef.zip |
Improve documentation.
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@9093 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activesupport/lib/active_support/core_ext/class/removal.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/class/removal.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/removal.rb b/activesupport/lib/active_support/core_ext/class/removal.rb index 0c70e7181a..f768313abe 100644 --- a/activesupport/lib/active_support/core_ext/class/removal.rb +++ b/activesupport/lib/active_support/core_ext/class/removal.rb @@ -1,12 +1,21 @@ class Class #:nodoc: + + # Will unassociate the class with its subclasses as well as uninitializing the subclasses themselves. + # >> Integer.remove_subclasses + # => [Bignum, Fixnum] + # >> Fixnum + # NameError: uninitialized constant Fixnum def remove_subclasses Object.remove_subclasses_of(self) end + # Returns a list of classes that inherit from this class in an array. + # Example: Integer.subclasses => ["Bignum", "Fixnum"] def subclasses Object.subclasses_of(self).map { |o| o.to_s } end + # Allows you to remove individual subclasses or a selection of subclasses from a class without removing all of them. def remove_class(*klasses) klasses.flatten.each do |klass| # Skip this class if there is nothing bound to this name |