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- import { Feature, Polygon } from 'geojson';
- /**
- * Takes a polygon and return true or false as to whether it is concave or not.
- *
- * @function
- * @param {Feature<Polygon>} polygon to be evaluated
- * @returns {boolean} true/false
- * @example
- * var convexPolygon = turf.polygon([[[0,0],[0,1],[1,1],[1,0],[0,0]]]);
- *
- * turf.booleanConcave(convexPolygon)
- * //=false
- */
- declare function booleanConcave(polygon: Feature<Polygon> | Polygon): boolean;
- export { booleanConcave, booleanConcave as default };
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