Update wmts-hidpi, add nicer-api-docs

nicer-api-docs/closure-library/closure/goog/proto/serializer.js

@@ -0,0 +1,69 @@
+// Copyright 2007 The Closure Library Authors. All Rights Reserved.
+//
+// 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.
+
+/**
+ * @fileoverview Protocol buffer serializer.
+ * @author arv@google.com (Erik Arvidsson)
+ */
+
+
+// TODO(arv): Serialize booleans as 0 and 1
+
+
+goog.provide('goog.proto.Serializer');
+
+
+goog.require('goog.json.Serializer');
+goog.require('goog.string');
+
+
+
+/**
+ * Object that can serialize objects or values to a protocol buffer string.
+ * @constructor
+ * @extends {goog.json.Serializer}
+ */
+goog.proto.Serializer = function() {
+  goog.json.Serializer.call(this);
+};
+goog.inherits(goog.proto.Serializer, goog.json.Serializer);
+
+
+/**
+ * Serializes an array to a protocol buffer string. This overrides the JSON
+ * method to output empty slots when the value is null or undefined.
+ * @param {Array} arr The array to serialize.
+ * @param {Array} sb Array used as a string builder.
+ * @override
+ */
+goog.proto.Serializer.prototype.serializeArray = function(arr, sb) {
+  var l = arr.length;
+  sb.push('[');
+  var emptySlots = 0;
+  var sep = '';
+  for (var i = 0; i < l; i++) {
+    if (arr[i] == null) { // catches undefined as well
+      emptySlots++;
+    } else {
+      if (emptySlots > 0) {
+        sb.push(goog.string.repeat(',', emptySlots));
+        emptySlots = 0;
+      }
+      sb.push(sep);
+      this.serialize_(arr[i], sb);
+      sep = ',';
+    }
+  }
+  sb.push(']');
+};