Function wrapError

backbone.js:2141–2147

(model, options)

  // Wrap an optional error callback with a fallback error event.
  var wrapError = function(model, options) {
    var error = options.error;
    options.error = function(resp) {
      if (error) error.call(options.context, model, resp, options);
      model.trigger('error', model, resp, options);
    };
  };

  // Provide useful information when things go wrong. This method is not meant
  // to be used directly; it merely provides the necessary introspection for the