Class: NilClass

Inherits:

Object

• Object
• NilClass

Defined in:

lib/pedump/core_ext/try.rb

Instance Method Summary

• #try(*args) ⇒ Object

  Calling try on nil always returns nil.

Instance Method Details

#try(*args) ⇒ Object

Calling try on nil always returns nil. It becomes specially helpful when navigating through associations that may return nil.

Examples

nil.try(:name) # => nil

Without try

@person && !@person.children.blank? && @person.children.first.name

With try

@person.try(:children).try(:first).try(:name)

# File 'lib/pedump/core_ext/try.rb', line 54

def try(*args)
  nil
end