Exception: Yay::CircularReferenceError

Inherits:
Error
  • Object
show all
Defined in:
lib/yay/errors.rb

Overview

raised when there’s a circular reference between rules. this happens when variables point back to themselves in some way. e.g. @x is @y and @y is @x

Instance Attribute Summary collapse

Attributes inherited from Error

#position

Instance Method Summary collapse

Methods inherited from Error

#printable_position

Constructor Details

#initialize(current, path) ⇒ CircularReferenceError

Returns a new instance of CircularReferenceError.



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# File 'lib/yay/errors.rb', line 98

def initialize current, path
  @current = current
  @path    = path
end

Instance Attribute Details

#current ⇒ Object (readonly)

Returns the value of attribute current.



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# File 'lib/yay/errors.rb', line 95

def current
  @current
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/yay/errors.rb', line 96

def path
  @path
end

Instance Method Details

#printable_message ⇒ Object 



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# File 'lib/yay/errors.rb', line 103

def printable_message
  return "There is a circular reference between variables: #{path.join(' => ')} => #{current}#{printable_position}"
end