Class: NilClass
Instance Method Summary collapse
-
#try(*args) ⇒ Object
Calling
try
onnil
always returnsnil
. - #try!(*args) ⇒ Object
Instance Method Details
#try(*args) ⇒ Object
Calling try
on nil
always returns nil
. It becomes especially helpful when navigating through associations that may return nil
.
nil.try(:name) # => nil
Without try
@person && @person.children.any? && @person.children.first.name
With try
@person.try(:children).try(:first).try(:name)
94 95 96 |
# File 'lib/yt_util/try.rb', line 94 def try(*args) nil end |
#try!(*args) ⇒ Object
98 99 100 |
# File 'lib/yt_util/try.rb', line 98 def try!(*args) nil end |