Class: TreeVisitor::BasicTreeNodeVisitor

Inherits:

Object

• Object
• TreeVisitor::BasicTreeNodeVisitor

Defined in:

lib/treevisitor/basic_tree_node_visitor.rb

Overview

Callback methods used to visit a tree Are empty so it is possible to define only a subset when deriving subclass

Direct Known Subclasses

BlockTreeNodeVisitor

Instance Method Summary

• #enter_node(tree_node) ⇒ Object

  called on tree node at start of the visit i.e.

• #exit_node(tree_node) ⇒ Object

  called on tree node at end of the visit i.e.

• #visit_leaf(leaf_node) ⇒ Object

  called when visit leaf node.

Instance Method Details

#enter_node(tree_node) ⇒ Object

called on tree node at start of the visit i.e. we start to visit the subtree

# File 'lib/treevisitor/basic_tree_node_visitor.rb', line 12

def enter_node( tree_node )
end

#exit_node(tree_node) ⇒ Object

called on tree node at end of the visit i.e. oll subtree are visited

# File 'lib/treevisitor/basic_tree_node_visitor.rb', line 20

def exit_node( tree_node )
end

#visit_leaf(leaf_node) ⇒ Object

called when visit leaf node

# File 'lib/treevisitor/basic_tree_node_visitor.rb', line 28

def visit_leaf( leaf_node )
end