Module: Predicate::Literal

Includes:

Expr

Defined in:

lib/predicate/nodes/literal.rb

Constant Summary

Constants included from Expr

Expr::OP_NEGATIONS

Instance Method Summary

• #free_variables ⇒ Object
• #priority ⇒ Object
• #value ⇒ Object

Methods included from Expr

#!, #&, #and_split, #constant_variables, #contradiction?, #qualify, #rename, #sexpr, #tautology?, #to_proc, #to_ruby_code, #to_sequel, #|

Methods included from Factory

#and, #between, #comp, #contradiction, #from_hash, #identifier, #in, #literal, #native, #not, #or, #qualified_identifier, #tautology

Instance Method Details

#free_variables ⇒ Object

# File 'lib/predicate/nodes/literal.rb', line 9

def free_variables
  @free_variables ||= []
end

#priority ⇒ Object

# File 'lib/predicate/nodes/literal.rb', line 5

def priority
  100
end

#value ⇒ Object

# File 'lib/predicate/nodes/literal.rb', line 13

def value
  last
end