Suggested fix(inequality filter)

src/GeoQuery.ts

@@ -92,7 +92,7 @@ export class GeoQuery {
    * Creates and returns a new GeoQuery that's additionally limited to only return up to the specified number of documents.
    *
    * This function returns a new (immutable) instance of the GeoQuery (rather than modify the existing instance) to impose the limit.
-   * 
+   *
    * Note: Limits on geoqueries are applied based on the distance from the center. Geoqueries require an aggregation of queries.
    * When performing a geoquery the library applies the limit on the client. This may mean you are loading to the client more documents
    * then you intended. Use with this performance limitation in mind.
@@ -139,6 +139,7 @@ export class GeoQuery {
     opStr: GeoFirestoreTypes.WhereFilterOp,
     value: any
   ): GeoQuery {
+    // Return GeoQuery
     return new GeoQuery(this._query.where((fieldPath ? ('d.' + fieldPath) : fieldPath), opStr, value), this._queryCriteria);
   }
 
@@ -157,7 +158,7 @@ export class GeoQuery {
       // decode the geohash query string
       const query: string[] = this._stringToQuery(toQueryStr);
       // Create the Firebase query
-      return this._query.where('g', '>=', query[0]).where('g', '<=', query[1]) as GeoFirestoreTypes.web.Query;
+      return this._query.orderBy('g').startAt(query[0]).endAt(query[1]) as GeoFirestoreTypes.web.Query;
     });
   }
 

test/GeoQuery.test.ts

@@ -443,6 +443,21 @@ describe('GeoQuery Tests:', () => {
     });
   });
 
+  describe('near().where():', () => {
+    it('near().where() does not throw an error with valid arguments', () => {
+      const query = new GeoQuery(collection);
+      expect(() => query.near({ center: new firebase.firestore.GeoPoint(0, 0), radius: 100 })
+                        .where('count', '==', 0)).not.to.throw();
+      expect(() => query.near({ center: new firebase.firestore.GeoPoint(1, 1) })
+                        .where('count', '>', 0)).not.to.throw();
+      expect(() => query.near({ radius: 500 })
+                        .where('count', '<=', 0)).not.to.throw();
+      expect(() => query.near({ radius: 500 })
+                        .where('array', 'array-contains', 'one')).not.to.throw();
+    });
+  });
+
+
   describe('_stringToQuery():', () => {
     it('_stringToQuery() returns an array of two string elements', () => {
       const query = new GeoQuery(collection);