Object
An action that modifies a {DependencyGraph} that is reversible. @abstract
@return [Action,Nil] The next action
@return [Action,Nil] The previous action
@return [Symbol] The name of the action.
# File rubygems/resolver/molinillo/lib/molinillo/dependency_graph/action.rb, line 10 def self.action_name raise 'Abstract' end
Reverses the action on the given graph. @param [DependencyGraph] graph the graph to reverse the action on. @return [Void]
# File rubygems/resolver/molinillo/lib/molinillo/dependency_graph/action.rb, line 24 def down(graph) raise 'Abstract' end
Performs the action on the given graph. @param [DependencyGraph] graph the graph to perform the action on. @return [Void]
# File rubygems/resolver/molinillo/lib/molinillo/dependency_graph/action.rb, line 17 def up(graph) raise 'Abstract' end
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