DefinitelyTyped/dagre-d3/dagre-d3-tests.ts

namespace DagreD3Tests {
    const gDagre = new dagreD3.graphlib.Graph();
    const graph = gDagre.graph();

    // has graph methods from dagre.d.ts
    graph.setNode("a", {});
    const num: number = 251 + graph.height + graph.width;
    const predecessors: { [vertex: string]: string[] } = {};
    const successors: { [vertex: string]: string[] } = {};

    predecessors["a"] = graph.predecessors("a");
    successors["a"] = graph.successors("a");
    graph.transition = (selection: d3.Selection<any>) => {
        return d3.transition();
    };

    const render = new dagreD3.render();
    const svg = d3.select("svg");
    render.arrows()["arrowType"] = (parent: d3.Selection<any>, id: string, edge: dagre.Edge, type: string) => {};
    render(svg, graph);
}