node_modules

1 files changed, 41 insertions, 0 deletions

diff --git a/node_modules/es5-ext/object/serialize.js b/node_modules/es5-ext/object/serialize.js
new file mode 100644
index 000000000..4be9aeb1b
--- /dev/null
+++ b/node_modules/es5-ext/object/serialize.js
@@ -0,0 +1,41 @@
+"use strict";
+
+var toArray  = require("./to-array")
+  , isDate   = require("../date/is-date")
+  , isValue  = require("../object/is-value")
+  , isRegExp = require("../reg-exp/is-reg-exp");
+
+var isArray = Array.isArray
+  , stringify = JSON.stringify
+  , objHasOwnProperty = Object.prototype.hasOwnProperty;
+var keyValueToString = function (value, key) {
+	return stringify(key) + ":" + exports(value);
+};
+
+var sparseMap = function (arr) {
+	var i, length = arr.length, result = new Array(length);
+	for (i = 0; i < length; ++i) {
+		if (!objHasOwnProperty.call(arr, i)) continue;
+		result[i] = exports(arr[i]);
+	}
+	return result;
+};
+
+module.exports = exports = function (obj) {
+	if (!isValue(obj)) return String(obj);
+	switch (typeof obj) {
+		case "string":
+			return stringify(obj);
+		case "number":
+		case "boolean":
+		case "function":
+			return String(obj);
+		case "object":
+			if (isArray(obj)) return "[" + sparseMap(obj) + "]";
+			if (isRegExp(obj)) return String(obj);
+			if (isDate(obj)) return "new Date(" + obj.valueOf() + ")";
+			return "{" + toArray(obj, keyValueToString) + "}";
+		default:
+			throw new TypeError("Serialization of " + String(obj) + "is unsupported");
+	}
+};