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| author | Eileen M. Uchitelle <eileencodes@users.noreply.github.com> | 2017-12-18 10:01:32 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-12-18 10:01:32 -0500 |
| commit | 6553c7fef702331c47001e1003067fd555aa7ccd (patch) | |
| tree | ad44cd2dce5af7d7bded1462ef419faae1fa373b /activesupport | |
| parent | b2be83fc2c7e8390500e78ba443ef802374e83a0 (diff) | |
| parent | c46c303c86bd50cc7d448da4b0e360e35fb0313b (diff) | |
| download | rails-6553c7fef702331c47001e1003067fd555aa7ccd.tar.gz rails-6553c7fef702331c47001e1003067fd555aa7ccd.tar.bz2 rails-6553c7fef702331c47001e1003067fd555aa7ccd.zip | |
Merge pull request #31479 from iamvery/reword-delegate-allow-nil-paragraph
Clarify docs for delegate :allow_nil option
Diffstat (limited to 'activesupport')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/module/delegation.rb | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb index a77f903db5..4310df3024 100644 --- a/activesupport/lib/active_support/core_ext/module/delegation.rb +++ b/activesupport/lib/active_support/core_ext/module/delegation.rb @@ -115,11 +115,8 @@ class Module # invoice.customer_address # => 'Vimmersvej 13' # # If the target is +nil+ and does not respond to the delegated method a - # +Module::DelegationError+ is raised, as with any other value. Sometimes, - # however, it makes sense to be robust to that situation and that is the - # purpose of the <tt>:allow_nil</tt> option: If the target is not +nil+, or it - # is and responds to the method, everything works as usual. But if it is +nil+ - # and does not respond to the delegated method, +nil+ is returned. + # +Module::DelegationError+ is raised. If you wish to instead return +nil+, + # use the <tt>:allow_nil</tt> option. # # class User < ActiveRecord::Base # has_one :profile |