Class: SFRP::Flat::NodeRefExp

Inherits:
Struct
  • Object
show all
Defined in:
lib/sfrp/flat/expression.rb

Defined Under Namespace

Classes: NodeRef

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#last ⇒ Object

Returns the value of attribute last

Returns:

  • (Object) —

    the current value of last



35
36
37
 
# File 'lib/sfrp/flat/expression.rb', line 35

def last
  @last
end

#node_str ⇒ Object

Returns the value of attribute node_str

Returns:

  • (Object) —

    the current value of node_str



35
36
37
 
# File 'lib/sfrp/flat/expression.rb', line 35

def node_str
  @node_str
end

#sp ⇒ Object

Returns the value of attribute sp

Returns:

  • (Object) —

    the current value of sp



35
36
37
 
# File 'lib/sfrp/flat/expression.rb', line 35

def sp
  @sp
end

Instance Method Details

#alpha_convert(_table, _serial) ⇒ Object 



46
47
48
 
# File 'lib/sfrp/flat/expression.rb', line 46

def alpha_convert(_table, _serial)
  self
end

#lift_node_ref(collected_node_refs) ⇒ Object 



38
39
40
41
42
43
44
 
# File 'lib/sfrp/flat/expression.rb', line 38

def lift_node_ref(collected_node_refs)
  node_ref = NodeRef.new(node_str, last)
  unless collected_node_refs.include?(node_ref)
    collected_node_refs << node_ref
  end
  VarRefExp.new("__node_ref_#{collected_node_refs.index(node_ref)}", sp)
end

#to_poly ⇒ Object

Raises:



50
51
52
 
# File 'lib/sfrp/flat/expression.rb', line 50

def to_poly
  raise NodeRefInIllegalPositionError.new(node_str)
end