Added custom error class for api errors

googleapis · Jul 25, 2014 · 200c38e · 200c38e
1 parent da5ddcc
commit 200c38e
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Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/lib/common/util.js b/lib/common/util.js
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+var util = require('util');
+
 module.exports.extend = function(from, to) {
   if (from == null || typeof from != "object") {
     return from;
@@ -48,3 +50,13 @@ module.exports.format = function(templ, args) {
 };
 
 module.exports.noop = function(){};
+
+module.exports.ApiError = function (errorBody) {
+  Error.call(this);
+  Error.captureStackTrace(this, arguments.callee);
+  this.errors = errorBody.errors;
+  this.code = errorBody.code;
+  this.message = errorBody.message;
+}
+
+util.inherits(module.exports.ApiError, Error);
diff --git a/lib/datastore/index.js b/lib/datastore/index.js
@@ -302,8 +302,7 @@ Transaction.prototype.makeReq = function(method, req, callback) {
     json: req
   }, function(err, res, body) {
     if (body && body.error) {
-      var error = new Error(body.error.errors[0].reason + ': ' +
-          body.error.errors[0].message);
+      var error = new util.ApiError(body.error);
       return callback(error, null);
     }
     callback(err, body);