feat: remove type:module from package.json

README.md

@@ -442,7 +442,7 @@ geolib.getCoordinateKeys({ lat: 1, lon: 1 });
 
 Returns an object with a `latitude` and a `longitude` property. Their values are the property names for latitude and longitude that are used in the passed point. Should probably only be used internally.
 
-### getCoordinateKey(point, keysToLookup)`
+### `getCoordinateKey(point, keysToLookup)`
 
 Is used by `getCoordinateKeys` under the hood and returns the property name out of a list of possible names.
 

package.json

@@ -5,7 +5,6 @@
   "main": "lib/index.js",
   "module": "es/index.js",
   "typings": "es/index.d.ts",
-  "type": "module",
   "files": [
     "lib",
     "es"

src/getCoordinateKeys.ts

@@ -8,20 +8,29 @@ import {
 import { longitudeKeys, latitudeKeys, altitudeKeys } from './constants';
 import getCoordinateKey from './getCoordinateKey';
 
-const getCoordinateKeys = (point: GeolibInputCoordinates) => {
+// TODO: add second parameter that can be passed as keysToLookup to getCoordinateKey
+// e.g. { latitude: ['lat', 'latitude'], longitude: ['lon', 'longitude']}
+const getCoordinateKeys = (
+    point: GeolibInputCoordinates,
+    keysToLookup = {
+        longitude: longitudeKeys,
+        latitude: latitudeKeys,
+        altitude: altitudeKeys,
+    }
+) => {
     const longitude: LongitudeKeys | undefined = getCoordinateKey(
         point,
-        longitudeKeys
+        keysToLookup.longitude
     );
 
     const latitude: LatitudeKeys | undefined = getCoordinateKey(
         point,
-        latitudeKeys
+        keysToLookup.latitude
     );
 
     const altitude: AltitudeKeys | undefined = getCoordinateKey(
         point,
-        altitudeKeys
+        keysToLookup.altitude
     );
 
     return {