Method: LemonGraph::Graph#each_node

Defined in:
ext/lemongraph/graph.cc

#each_node {|node| ... } ⇒ self #each_node ⇒ Enumerator

Calls the block, if given, once for each Node in the graph. The nodes are passed as parameters to the block.

Returns self, or, if no block is given, an Enumerator is returned.

Overloads:

  • #each_node {|node| ... } ⇒ self

    Yield Parameters:

    Returns:

    • (self)
  • #each_node ⇒ Enumerator

    Returns:

    • (Enumerator)

Returns:

  • (self, Enumerator) 


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# File 'ext/lemongraph/graph.cc', line 238

VALUE lemongraph_graph_each_node(VALUE self)
{
	RETURN_SIZED_ENUMERATOR(self, 0, 0, lemongraph_graph_nodeenum_nbnodes);
	lemon::ListGraph& g = lemongraph_graph_rb2ref(self);
	for (lemon::ListGraph::NodeIt n(g); n != lemon::INVALID; ++n)
		rb_yield(lemongraph_make_unnode(n, self));
	return self;
}