added whole system from ola4doc

sys/node_modules/es5-ext/error/#/index.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+	throw: require('./throw')
+};

sys/node_modules/es5-ext/error/#/throw.js

@@ -0,0 +1,5 @@
+'use strict';
+
+var error = require('../valid-error');
+
+module.exports = function () { throw error(this); };

sys/node_modules/es5-ext/error/custom.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var assign = require('../object/assign')
+
+  , captureStackTrace = Error.captureStackTrace;
+
+exports = module.exports = function (message/*, code, ext*/) {
+	var err = new Error(), code = arguments[1], ext = arguments[2];
+	if (ext == null) {
+		if (code && (typeof code === 'object')) {
+			ext = code;
+			code = null;
+		}
+	}
+	if (ext != null) assign(err, ext);
+	err.message = String(message);
+	if (code != null) err.code = String(code);
+	if (captureStackTrace) captureStackTrace(err, exports);
+	return err;
+};

sys/node_modules/es5-ext/error/index.js

@@ -0,0 +1,8 @@
+'use strict';
+
+module.exports = {
+	'#':        require('./#'),
+	custom:     require('./custom'),
+	isError:    require('./is-error'),
+	validError: require('./valid-error')
+};

sys/node_modules/es5-ext/error/is-error.js

@@ -0,0 +1,9 @@
+'use strict';
+
+var toString = Object.prototype.toString
+
+  , id = toString.call(new Error());
+
+module.exports = function (x) {
+	return (x && ((x instanceof Error) || (toString.call(x)) === id)) || false;
+};

sys/node_modules/es5-ext/error/valid-error.js

@@ -0,0 +1,8 @@
+'use strict';
+
+var isError = require('./is-error');
+
+module.exports = function (x) {
+	if (!isError(x)) throw new TypeError(x + " is not an Error object");
+	return x;
+};