Module: Bmg::Operator::Unary

Includes:
Bmg::Operator
Included in:
Allbut, Autosummarize, Autowrap, Constants, Extend, Group, Page, Project, Rename, Restrict, Rxmatch, Relation::Spied
Defined in:
lib/bmg/operator.rb

Instance Attribute Summary collapse

Attributes included from Bmg::Operator

#type

Instance Method Summary collapse

Methods included from Bmg::Operator

#inspect, #to_s

Methods included from Relation

#debug, #delete, empty, #empty?, #insert, new, #one, #one_or_nil, #to_ast, #to_json, #update, #visit, #with_typecheck, #without_typecheck, #ys_by_x

Methods included from Algebra

#allbut, #autosummarize, #autowrap, #constants, #extend, #group, #image, #join, #matching, #not_matching, #page, #project, #rename, #restrict, #spied, #union, #unspied

Methods included from Algebra::Shortcuts

#prefix, #rxmatch, #suffix

Instance Attribute Details

#operand ⇒ Object (readonly)

Returns the value of attribute operand.



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# File 'lib/bmg/operator.rb', line 30

def operand
  @operand
end

Instance Method Details

#_visit(parent, visitor) ⇒ Object 



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# File 'lib/bmg/operator.rb', line 32

def _visit(parent, visitor)
  visitor.call(self, parent)
  operand._visit(self, visitor)
end

#operands ⇒ Object 



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# File 'lib/bmg/operator.rb', line 37

def operands
  [operand]
end