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| author | Xavier Noria <fxn@hashref.com> | 2010-07-25 23:42:05 +0200 |
|---|---|---|
| committer | Xavier Noria <fxn@hashref.com> | 2010-07-25 23:42:24 +0200 |
| commit | 06853cb0a9ff77c67ec30e70b4007c4f9d11838b (patch) | |
| tree | 2ed095400530e3d2126d64fcb98250f5605e9983 /railties | |
| parent | 9a32af96d1371a9e0ae2c242b8cbcb64ed2f8c95 (diff) | |
| download | rails-06853cb0a9ff77c67ec30e70b4007c4f9d11838b.tar.gz rails-06853cb0a9ff77c67ec30e70b4007c4f9d11838b.tar.bz2 rails-06853cb0a9ff77c67ec30e70b4007c4f9d11838b.zip | |
AS guide: Object#returning is gone
Diffstat (limited to 'railties')
| -rw-r--r-- | railties/guides/source/active_support_core_extensions.textile | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index e53c7715bb..d14a531abe 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -157,21 +157,6 @@ WARNING. Using +duplicable?+ is discouraged because it depends on a hard-coded l NOTE: Defined in +active_support/core_ext/object/duplicable.rb+. -h4. +returning+ - -The method +returning+ yields its argument to a block and returns it. You typically use it with a mutable object that gets modified in the block: - -<ruby> -def html_options_for_form(url_for_options, options, *parameters_for_url) - returning options.stringify_keys do |html_options| - html_options["enctype"] = "multipart/form-data" if html_options.delete("multipart") - html_options["action"] = url_for(url_for_options, *parameters_for_url) - end -end -</ruby> - -NOTE: Defined in +active_support/core_ext/object/returning.rb+. - h4. +try+ Sometimes you want to call a method provided the receiver object is not +nil+, which is something you usually check first. |