diff options
Diffstat (limited to 'lib/puppet/util/graph.rb')
| -rw-r--r-- | lib/puppet/util/graph.rb | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/lib/puppet/util/graph.rb b/lib/puppet/util/graph.rb index 5dd55e951..9598d281e 100644 --- a/lib/puppet/util/graph.rb +++ b/lib/puppet/util/graph.rb @@ -6,25 +6,25 @@ require 'puppet/simple_graph' # A module that handles the small amount of graph stuff in Puppet. module Puppet::Util::Graph - # Make a graph where each of our children gets converted to - # the receiving end of an edge. Call the same thing on all - # of our children, optionally using a block - def to_graph(graph = nil, &block) - # Allow our calling function to send in a graph, so that we - # can call this recursively with one graph. - graph ||= Puppet::SimpleGraph.new + # Make a graph where each of our children gets converted to + # the receiving end of an edge. Call the same thing on all + # of our children, optionally using a block + def to_graph(graph = nil, &block) + # Allow our calling function to send in a graph, so that we + # can call this recursively with one graph. + graph ||= Puppet::SimpleGraph.new - self.each do |child| - unless block_given? and ! yield(child) - graph.add_edge(self, child) + self.each do |child| + unless block_given? and ! yield(child) + graph.add_edge(self, child) - child.to_graph(graph, &block) if child.respond_to?(:to_graph) - end - end + child.to_graph(graph, &block) if child.respond_to?(:to_graph) + end + end - # Do a topsort, which will throw an exception if the graph is cyclic. + # Do a topsort, which will throw an exception if the graph is cyclic. - graph - end + graph + end end |