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website/functions/node_modules/protobufjs/src/wrappers.js

@@ -0,0 +1,83 @@
+"use strict";
+
+/**
+ * Wrappers for common types.
+ * @type {Object.<string,IWrapper>}
+ * @const
+ */
+var wrappers = exports;
+
+var Message = require("./message");
+
+/**
+ * From object converter part of an {@link IWrapper}.
+ * @typedef WrapperFromObjectConverter
+ * @type {function}
+ * @param {Object.<string,*>} object Plain object
+ * @returns {Message<{}>} Message instance
+ * @this Type
+ */
+
+/**
+ * To object converter part of an {@link IWrapper}.
+ * @typedef WrapperToObjectConverter
+ * @type {function}
+ * @param {Message<{}>} message Message instance
+ * @param {IConversionOptions} [options] Conversion options
+ * @returns {Object.<string,*>} Plain object
+ * @this Type
+ */
+
+/**
+ * Common type wrapper part of {@link wrappers}.
+ * @interface IWrapper
+ * @property {WrapperFromObjectConverter} [fromObject] From object converter
+ * @property {WrapperToObjectConverter} [toObject] To object converter
+ */
+
+// Custom wrapper for Any
+wrappers[".google.protobuf.Any"] = {
+
+    fromObject: function(object) {
+
+        // unwrap value type if mapped
+        if (object && object["@type"]) {
+            var type = this.lookup(object["@type"]);
+            /* istanbul ignore else */
+            if (type) {
+                // type_url does not accept leading "."
+                var type_url = object["@type"].charAt(0) === "." ?
+                    object["@type"].substr(1) : object["@type"];
+                // type_url prefix is optional, but path seperator is required
+                return this.create({
+                    type_url: "/" + type_url,
+                    value: type.encode(type.fromObject(object)).finish()
+                });
+            }
+        }
+
+        return this.fromObject(object);
+    },
+
+    toObject: function(message, options) {
+
+        // decode value if requested and unmapped
+        if (options && options.json && message.type_url && message.value) {
+            // Only use fully qualified type name after the last '/'
+            var name = message.type_url.substring(message.type_url.lastIndexOf("/") + 1);
+            var type = this.lookup(name);
+            /* istanbul ignore else */
+            if (type)
+                message = type.decode(message.value);
+        }
+
+        // wrap value if unmapped
+        if (!(message instanceof this.ctor) && message instanceof Message) {
+            var object = message.$type.toObject(message, options);
+            object["@type"] = message.$type.fullName;
+            return object;
+        }
+
+        return this.toObject(message, options);
+    }
+};