JavaScript to simplify uniform SVG paths

simplifyMLZPath.js

// run on http://mourner.github.io/simplify-js/

var tolerance = 5;

function simplifyMLZPath(path) {
  var polys = JSON.parse('[['+path
    .replace(/[LM](\d+(?:\.\d+)?),(\d+(?:\.\d+)?)/g,'{"x":$1,"y":$2},')
    .replace(/,Z/g,'],[')
    .slice(0,-2)+']');
  var segments = [];
  for (var i = 0; i < polys.length; i++) {
    var points = simplify(polys[i], tolerance, true);
    if (points.length > 2) {
      for (var j = 0; j < points.length; j++) {
        points[j] = points[j].x + ',' + points[j].y;
      }
      segments[segments.length] = 'M'+points.join('L')+'Z';
    }
  }
  return segments.join('');
}