code: function bubble( ex, origin ) {
      if ( typeof ex === 'string' ) {
          throw Error( `${ex}\n...in ${origin}` );
      }
      throw Error( `${ex.message}\n...in ${origin}` );
  }
docs: Bubble an exception by providing it's origin.
  
  @param  {string|Error} ex - Exception.
  @param  {string} origin - From where the exception has been thrown.
  
  @return {undefined}