diff options
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. |