import { FeatureCollection, Polygon } from 'geojson'; /** * Dissolves a FeatureCollection of {@link Polygon} features, filtered by an optional property name:value. * Note that {@link MultiPolygon} features within the collection are not supported * * @function * @param {FeatureCollection} featureCollection input feature collection to be dissolved * @param {Object} [options={}] Optional parameters * @param {string} [options.propertyName] features with the same `propertyName` value will be dissolved. * @returns {FeatureCollection} a FeatureCollection containing the dissolved polygons * @example * var features = turf.featureCollection([ * turf.polygon([[[0, 0], [0, 1], [1, 1], [1, 0], [0, 0]]], {combine: 'yes'}), * turf.polygon([[[0, -1], [0, 0], [1, 0], [1, -1], [0,-1]]], {combine: 'yes'}), * turf.polygon([[[1,-1],[1, 0], [2, 0], [2, -1], [1, -1]]], {combine: 'no'}), * ]); * * var dissolved = turf.dissolve(features, {propertyName: 'combine'}); * * //addToMap * var addToMap = [features, dissolved] */ declare function dissolve(fc: FeatureCollection, options?: { propertyName?: string; }): FeatureCollection; export { dissolve as default, dissolve };