Method: ShEx::Algebra::Shape#validate!

Defined in:
lib/shex/algebra/shape.rb

#validate! ⇒ Operator

expression must be a TripleExpression

Returns:

Raises:



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# File 'lib/shex/algebra/shape.rb', line 113

def validate!
  case expression
  when nil, TripleExpression
  when RDF::Resource
    ref = schema.find(expression)
    ref.is_a?(TripleExpression) ||
    structure_error("#{json_type} must reference a TripleExpression: #{ref}")
  else
    structure_error("#{json_type} must reference a TripleExpression: #{ref}")
  end
  super
end