Fix bezier-spline test failure

Author: mfedderly

packages/turf-bezier-spline/index.ts

@@ -1,7 +1,7 @@
-import { Feature, LineString, GeoJsonProperties } from "geojson";
+import type { Feature, LineString, GeoJsonProperties } from "geojson";
 import { lineString } from "@turf/helpers";
 import { getGeom } from "@turf/invariant";
-import { Spline } from "./lib/spline.js";
+import { Spline } from "./lib/spline.ts";
 
 /**
  * Takes a {@link LineString|line} and returns a curved version

packages/turf-bezier-spline/lib/spline.ts

@@ -1,4 +1,4 @@
-interface Point {
+export interface Point {
   x: number;
   y: number;
   z: number;
@@ -30,7 +30,7 @@ interface Point {
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-class Spline {
+export class Spline {
   public duration: number;
   public points: Point[];
   public sharpness: number;
@@ -194,6 +194,3 @@ function B(t: number) {
     (1 - t) * (1 - t) * (1 - t),
   ];
 }
-
-export { Spline, Point };
-export default Spline;