diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/object/misc.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/object/misc.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/object/misc.rb b/activesupport/lib/active_support/core_ext/object/misc.rb index cd0a04d32a..50f824c358 100644 --- a/activesupport/lib/active_support/core_ext/object/misc.rb +++ b/activesupport/lib/active_support/core_ext/object/misc.rb @@ -71,4 +71,17 @@ class Object def acts_like?(duck) respond_to? "acts_like_#{duck}?" end + + # Tries to send the method only if object responds to it. Return +nil+ otherwise. + # + # ==== Example : + # + # # Without try + # @person ? @person.name : nil + # + # With try + # @person.try(:name) + def try(method) + send(method) if respond_to?(method, true) + end end |