Fix Polygonizer error due to super constructor transpilation issues (#…

…360)

src/org/locationtech/jts/planargraph/DirectedEdge.js

@@ -87,14 +87,16 @@ DirectedEdge.constructor_ = function () {
 	this._edgeDirection = null;
 	this._quadrant = null;
 	this._angle = null;
-	let from = arguments[0], to = arguments[1], directionPt = arguments[2], edgeDirection = arguments[3];
-	this._from = from;
-	this._to = to;
-	this._edgeDirection = edgeDirection;
-	this._p0 = from.getCoordinate();
-	this._p1 = directionPt;
-	var dx = this._p1.x - this._p0.x;
-	var dy = this._p1.y - this._p0.y;
-	this._quadrant = Quadrant.quadrant(dx, dy);
-	this._angle = Math.atan2(dy, dx);
+	if (arguments.length === 0) {} else if (arguments.length === 4) {
+		let from = arguments[0], to = arguments[1], directionPt = arguments[2], edgeDirection = arguments[3];
+		this._from = from;
+		this._to = to;
+		this._edgeDirection = edgeDirection;
+		this._p0 = from.getCoordinate();
+		this._p1 = directionPt;
+		var dx = this._p1.x - this._p0.x;
+		var dy = this._p1.y - this._p0.y;
+		this._quadrant = Quadrant.quadrant(dx, dy);
+		this._angle = Math.atan2(dy, dx);
+	}
 };

test/manual/operation/polygonize/Polygonizer.js

@@ -0,0 +1,22 @@
+import expect from 'expect.js'
+
+import Coordinate from 'org/locationtech/jts/geom/Coordinate'
+import GeometryFactory from 'org/locationtech/jts/geom/GeometryFactory'
+import WKTReader from 'org/locationtech/jts/io/WKTReader'
+import Polygonizer from 'org/locationtech/jts/operation/polygonize/Polygonizer'
+
+describe('Polygonizer', function () {
+  it('Basic Polygonizer test', function () {
+    let reader = new WKTReader();
+    let lineString = reader.read('LINESTRING (30 10, 40 40, 20 40, 10 20, 30 10)');
+
+    var polygonizer = new Polygonizer();
+    expect(polygonizer).to.be.ok();
+
+    polygonizer.add(lineString);
+    var polygons = polygonizer.getPolygons();
+    var count = polygons.size();
+
+    expect(count).to.be(1);
+  })
+})