class ANTLR3::AST::RewriteRuleSubtreeStream

Special type of stream that is used internally by tree-building and tree- rewriting parsers.

Public Instance Methods

dup( el ) click to toggle source
# File lib/antlr3/tree.rb, line 1358
def dup( el )
  @adaptor.copy_tree( el )
end
next_node() click to toggle source
# File lib/antlr3/tree.rb, line 1351
def next_node
  if @dirty or @cursor >= length && length == 1
    return @adaptor.copy_node( __next__ )
  end
  return __next__
end