module Predicate::Identifier

Public Instance Methods

evaluate(tuple) click to toggle source
# File lib/predicate/nodes/identifier.rb, line 15
def evaluate(tuple)
  tuple[name]
end
free_variables() click to toggle source
# File lib/predicate/nodes/identifier.rb, line 11
def free_variables
  @free_variables ||= [ name ]
end
name() click to toggle source
# File lib/predicate/nodes/identifier.rb, line 7
def name
  self[1]
end
priority() click to toggle source
# File lib/predicate/nodes/identifier.rb, line 5
def priority; 100; end