function forwardLink()

in app/assets/javascripts/sankey.js [116:141]

• 23 lines of code
• 4 McCabe index (conditional complexity)

    function forwardLink(part, d) {
      var x0 = d.source.x + d.source.dx,
          x1 = d.target.x,
          xi = d3.interpolateNumber(x0, x1),
          x2 = xi(curvature),
          x3 = xi(1 - curvature),
          y0 = d.source.y + d.sy,
          y1 = d.target.y + d.ty,
          y2 = d.source.y + d.sy + d.dy,
          y3 = d.target.y + d.ty + d.dy;

      switch (part) {
        case 0:
          return "M" + x0 + "," + y0 + "L" + x0 + "," + (y0 + d.dy);

        case 1:
          return "M" + x0 + "," + y0
               + "C" + x2 + "," + y0 + " " + x3 + "," + y1 + " " + x1 + "," + y1
               + "L" + x1 + "," + y3
               + "C" + x3 + "," + y3 + " " + x2 + "," + y2 + " " + x0 + "," + y2
               + "Z";
      
        case 2:
          return "M" + x1 + "," + y1 + "L" + x1 + "," + (y1 + d.dy);
      }
    }