method

raise_nil_warning_for

v2.2.1 - Show latest stable - 0 notes - Class: NilClass

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raise_nil_warning_for(class_name = nil, selector = nil, with_caller = nil) private

Raises a NoMethodError when you attempt to call a method on nil.

# File activesupport/lib/active_support/whiny_nil.rb, line 50
    def raise_nil_warning_for(class_name = nil, selector = nil, with_caller = nil)
      message = "You have a nil object when you didn't expect it!"
      message << "\nYou might have expected an instance of #{class_name}." if class_name
      message << "\nThe error occurred while evaluating nil.#{selector}" if selector

      raise NoMethodError, message, with_caller || caller
    end

raise_nil_warning_for

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