1 files changed, 50 insertions, 0 deletions
diff --git a/Firestore/core/src/firebase/firestore/geo_point.cc b/Firestore/core/src/firebase/firestore/geo_point.cc
new file mode 100644
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+++ b/Firestore/core/src/firebase/firestore/geo_point.cc
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+/*
+ * Copyright 2018 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Firestore/core/include/firebase/firestore/geo_point.h"
+
+#include <math.h>
+
+#include "Firestore/core/src/firebase/firestore/util/firebase_assert.h"
+
+namespace firebase {
+namespace firestore {
+
+GeoPoint::GeoPoint() : GeoPoint(0, 0) {
+}
+
+GeoPoint::GeoPoint(double latitude, double longitude)
+    : latitude_(latitude), longitude_(longitude) {
+  FIREBASE_ASSERT_MESSAGE_WITH_EXPRESSION(
+      !isnan(latitude) && -90 <= latitude && latitude <= 90,
+      -90 <= latitude && latitude <= 90,
+      "Latitude must be in the range of [-90, 90]");
+  FIREBASE_ASSERT_MESSAGE_WITH_EXPRESSION(
+      !isnan(longitude) && -180 <= longitude && longitude <= 180,
+      -180 <= longitude && longitude <= 180,
+      "Latitude must be in the range of [-180, 180]");
+}
+
+bool operator<(const GeoPoint& lhs, const GeoPoint& rhs) {
+  if (lhs.latitude() == rhs.latitude()) {
+    return lhs.longitude() < rhs.longitude();
+  } else {
+    return lhs.latitude() < rhs.latitude();
+  }
+}
+
+}  // namespace firestore
+}  // namespace firebase