Class: ShEx::Algebra::Start

Inherits:

Operator::Unary

• Object
• Operator
• Operator::Unary
• ShEx::Algebra::Start

Defined in:

lib/shex/algebra/start.rb

Constant Summary

NAME =

:start

Constants inherited from Operator::Unary

Operator::Unary::ARITY

Constants inherited from Operator

Operator::ARITY

Instance Attribute Summary

Attributes inherited from Operator

#operands, #options, #schema

Instance Method Summary

• #satisfies?(n) ⇒ Boolean

  ‘true` if satisfied.

Methods inherited from Operator::Unary

#initialize

Methods inherited from Operator

#closed?, #each_descendant, #eql?, #first_ancestor, #initialize, #inspect, #not_matched, #not_satisfied, #operand, #parent, #parent=, #satisfiable?, #semact?, #semantic_actions, #status, #structure_error, #to_sxp, #to_sxp_bin, #triple_expression?, #validate!

Constructor Details

This class inherits a constructor from ShEx::Algebra::Operator::Unary

Instance Method Details

#satisfies?(n) ⇒ Boolean

Returns ‘true` if satisfied.

Parameters:

• n (RDF::Resource)

Returns:

• (Boolean) —

  ‘true` if satisfied

Raises:

• (ShEx::NotSatisfied) —

  if not satisfied

# File 'lib/shex/algebra/start.rb', line 10

def satisfies?(n)
  status ""
  operands.first.satisfies?(n)
  status("satisfied")
  true
rescue ShEx::NotSatisfied => e
  not_satisfied e.message
  raise
end