method

try!

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try!(*a, &b) public

Same as #try, but will raise a NoMethodError exception if the receiver is not nil and does not implement the tried method.

Show source

# File activesupport/lib/active_support/core_ext/object/try.rb, line 69
  def try!(*a, &b)
    if a.empty? && block_given?
      if b.arity == 0
        instance_eval(&b)
      else
        yield self
      end
    else
      public_send(*a, &b)
    end
  end

try!

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