Method Visit

tools/gyp/pylib/gyp/input.py:1718–1724

(node, path)

        visited = set()

        def Visit(node, path):
            for child in node.dependents:
                if child in path:
                    results.append([child] + path[: path.index(child) + 1])
                elif child not in visited:
                    visited.add(child)
                    Visit(child, [child] + path)

        visited.add(self)
        Visit(self, [self])