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| author | Xavier Noria <fxn@hashref.com> | 2010-02-26 00:06:05 +0100 |
|---|---|---|
| committer | Xavier Noria <fxn@hashref.com> | 2010-02-26 00:18:11 +0100 |
| commit | 4dcc4a0b60fbcca0395ac94b62147e2f9567a425 (patch) | |
| tree | 3131b716e7cf363b50ca5ec4b4582e21d910f175 | |
| parent | 47683b7d0ec5489aa01d1526c1b147528eca6170 (diff) | |
| download | rails-4dcc4a0b60fbcca0395ac94b62147e2f9567a425.tar.gz rails-4dcc4a0b60fbcca0395ac94b62147e2f9567a425.tar.bz2 rails-4dcc4a0b60fbcca0395ac94b62147e2f9567a425.zip | |
AS guide: s/metaclass/singleton_class/ due to 0b87d11
| -rw-r--r-- | railties/guides/source/active_support_core_extensions.textile | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index ce87919b89..278d27ec67 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -138,16 +138,19 @@ end NOTE: Defined in +active_support/core_ext/object/try.rb+. -h4. +metaclass+ +h4. +singleton_class+ -The method +metaclass+ returns the singleton class on any object: +The method +singleton_class+ returns the singleton class of the receiver: <ruby> -String.metaclass # => #<Class:String> -String.new.metaclass # => #<Class:#<String:0x17a1d1c>> +String.singleton_class # => #<Class:String> +String.new.singleton_class # => #<Class:#<String:0x17a1d1c>> </ruby> -NOTE: Defined in +active_support/core_ext/object/metaclass.rb+. +WARNING: Fixnums and symbols have no singleton classes, +singleton_class+ +raises +TypeError+ on them. + +NOTE: Defined in +active_support/core_ext/object/singleton_class.rb+. h4. +class_eval(*args, &block)+ @@ -168,7 +171,7 @@ class Proc end </ruby> -NOTE: Defined in +active_support/core_ext/object/metaclass.rb+. +NOTE: Defined in +active_support/core_ext/object/singleton_class.rb+. h4. +acts_like?(duck)+ |