method
shallow_eql?

shallow_eql?(other)
public
@param [Vertex] other the other vertex to compare to @return [Boolean] whether the two vertices are equal, determined
solely by {#name} and {#payload} equality
shallow_eql?(other)
public
@param [Vertex] other the other vertex to compare to @return [Boolean] whether the two vertices are equal, determined
solely by {#name} and {#payload} equality