Module: RGL::GraphIterator

Includes:

GraphWrapper, Stream

Included in:

BFSIterator, TopsortIterator

Defined in:

lib/rgl/graph_iterator.rb

Overview

A GraphIterator is the abstract basis for all Iterators on graphs. Each graph iterator should implement the protocol defined in module Stream.

Instance Attribute Summary

• #graph ⇒ Graph included from GraphWrapper

  The wrapped graph.

Instance Method Summary

• #initialize(graph) ⇒ Object included from GraphWrapper

  Creates a new GraphWrapper on graph.

• #length ⇒ int

Instance Attribute Details

#graph ⇒ Graph Originally defined in module GraphWrapper

Returns the wrapped graph.

Returns:

• (Graph) —

  the wrapped graph

Instance Method Details

#initialize(graph) ⇒ Object Originally defined in module GraphWrapper

Creates a new GraphWrapper on graph.

#length ⇒ int

Returns:

• (int)

# File 'lib/rgl/graph_iterator.rb', line 16

def length
  inject(0) { |sum| sum + 1 }
end