Pass-through JS error to client

CHANGELOG.md

@@ -9,6 +9,8 @@ Contributors: please follow the recommendations outlined at [keepachangelog.com]
 - React on Rails now correctly parses single-digit version strings from package.json [#491](https://github.com/shakacode/react_on_rails/pull/491) by [samphilipd ](https://github.com/samphilipd ).
 - Fixed assets symlinking to correctly use filenames with spaces. Begining in [#510](https://github.com/shakacode/react_on_rails/pull/510), ending in [#513](https://github.com/shakacode/react_on_rails/pull/513) by [dzirtusss](https://github.com/dzirtusss) 
 - Added authenticityToken() and authenticityHeaders() javascript helpers for easier use when working with CSRF protection tag generated by Rails [#517](https://github.com/shakacode/react_on_rails/pull/517) by [dzirtusss](https://github.com/dzirtusss) 
+- Updated JavaScript error handling on the client side from catching internally to passing through to the browser [#521](https://github.com/shakacode/react_on_rails/pull/521) by [dzirtusss](https://github.com/dzirtusss) 
+
 
 ## [6.0.5] - 2016-07-11
 ##### Added

node_package/src/clientStartup.js

@@ -78,11 +78,9 @@ You should return a React.Component always for the client side entry point.`);
  }
  }
  } catch (e) {
- handleError({
- e,
- name,
- serverSide: false,
- });
+ e.message = `ReactOnRails encountered an error while rendering component: ${name}.` +
+ `Original message: ${e.message}`;
+ throw e;
  }
 }
 

node_package/src/handleError.js

@@ -35,7 +35,7 @@ component \'${name}\' is not a generator function.\n${lastLine}`;
  return msg;
 }
 
-export default (options) => {
+const handleError = (options) => {
  const { e, jsCode, serverSide } = options;
 
  console.error('Exception in rendering!');
@@ -64,3 +64,5 @@ ${e.stack}`;
  return ReactDOMServer.renderToString(reactElement);
  }
 };
+
+export default handleError;