node-red-contrib-tak-registration/node_modules/@turf/union/dist/esm/index.js

A Node-RED node to register to TAK and to help wrap files as datapackages to send to TAK

// index.ts
import * as polyclip from "polyclip-ts";
import { multiPolygon, polygon } from "@turf/helpers";
import { geomEach } from "@turf/meta";
function union2(features, options = {}) {
  const geoms = [];
  geomEach(features, (geom) => {
    geoms.push(geom.coordinates);
  });
  if (geoms.length < 2) {
    throw new Error("Must have at least 2 geometries");
  }
  const unioned = polyclip.union(geoms[0], ...geoms.slice(1));
  if (unioned.length === 0) return null;
  if (unioned.length === 1) return polygon(unioned[0], options.properties);
  else return multiPolygon(unioned, options.properties);
}
var turf_union_default = union2;
export {
  turf_union_default as default,
  union2 as union
};
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