Add AccessTokenError.

lib/errors/accesstokenerror.js

@@ -0,0 +1,36 @@
+/**
+ * `AccessTokenError` error.
+ *
+ * AccessTokenError represents an error in response to an access token request.
+ * For details, refer to RFC 6749, section 5.2.
+ *
+ * References:
+ *   - [The OAuth 2.0 Authorization Framework](http://tools.ietf.org/html/rfc6749)
+ *
+ * @constructor
+ * @param {String} [message]
+ * @param {String} [code]
+ * @param {String} [uri]
+ * @param {Number} [status]
+ * @api public
+ */
+function AccessTokenError(message, code, uri, status) {
+  Error.call(this);
+  Error.captureStackTrace(this, arguments.callee);
+  this.name = 'AccessTokenError';
+  this.message = message;
+  this.code = code || 'invalid_request';
+  this.uri = uri;
+  this.status = status || 500;
+}
+
+/**
+ * Inherit from `Error`.
+ */
+AccessTokenError.prototype.__proto__ = Error.prototype;
+
+
+/**
+ * Expose `AccessTokenError`.
+ */
+module.exports = AccessTokenError;