Capturing Unhandled Exceptions

unhandled-exceptions.js

window.onerror = function(message, file, line, column, error) {
  error = error || {};
  $.ajax({
    method: 'POST',
    url: 'https://yourapp.com/path/to/error/log',
    data: JSON.stringify({
      message: message,
      file: file,
      line: line,
      column: column,
      error: {
        name: error.name,
        message: error.message,
        stack: error.stack
      }
    })
  });
};