gistfile1.txt

  // example code for "hand-drawing the d3-hierarchy on a canvas"
  for (const { source, target } of hierarchy.links()) {
    const { x: sy, y: sx } = source
    const { x: ty, y: tx } = target

    ctx.beginPath()
    ctx.moveTo(sx, sy)
    ctx.lineTo(sx, ty)
    ctx.lineTo(tx, ty)
    ctx.stroke()
  }