15.3.319  src/lib/graph/graph-topological-sort.api

# Compiled by:
#     src/lib/graph/graphs.lib

# This module returns a topological sort of an acyclic graph.
# 
# -- Allen Leung


stipulate
    package odg =  oop_digraph;                                         # oop_digraph   is from   src/lib/graph/oop-digraph.pkg
herein

    api Graph_Topological_Sort {
        #
        # Topological sort:

        topological_sort
            :
            odg::Digraph (N,E,G)                                        # Here N,E,G stand stead for the types of client-package-supplied records associated with (respectively) nodes, edges and graphs.
            -> List( odg::Node_Id )
            -> List( odg::Node_Id );
    };
end;