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error handlers server js

Brave Bear answered on November 17, 2020 Popularity 7/10 Helpfulness 2/10

answer error handlers server js

related error handler

error handlers server js

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/*
  Catch Errors Handler
*/

exports.catchErrors = (fn) => {
  return function (req, res, next) {
    fn(req, res, next).catch((err) => {
      //Validation Errors
      if (typeof err === "string") {
        res.status(400).json({
          message: err,
        });
      } else {
        next(err);
      }
    });
  };
};

/*
  MongoDB Validation Error Handler
  Detect if there are mongodb validation errors that we send them nicely back.
*/

exports.mongoseErrors = (err, req, res, next) => {
  if (!err.errors) return next(err);
  const errorKeys = Object.keys(err.errors);
  let message = "";
  errorKeys.forEach((key) => (message += err.errors[key].message + ", "));

  message = message.substr(0, message.length - 2);

  res.status(400).json({
    message,
  });
};

/*
  Development Error Handler
  In development we show good error messages so if we hit a syntax error or any other previously un-handled error, we can show good info on what happened
*/
exports.developmentErrors = (err, req, res, next) => {
  err.stack = err.stack || "";
  const errorDetails = {
    message: err.message,
    status: err.status,
    stack: err.stack,
  };

  res.status(err.status || 500).json(errorDetails); // send JSON back
};

/*
  Production Error Handler
  No stacktraces and error details are leaked to user
*/
exports.productionErrors = (err, req, res, next) => {
  res.status(err.status || 500).json({
    error: "Internal Server Error",
  }); // send JSON back
};

/*
404 Page Error
*/

exports.notFound = (req, res, next) => {
  res.status(404).json({
    message: "Route not found",
  });
};

Popularity 7/10 Helpfulness 2/10 Language javascript

Source: github.com

Tags: handlers javascript server

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Contributed on Oct 12 2022

Brave Bear

0 Answers Avg Quality 2/10

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error handler

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function handlerError(request, response){
    response.status(500).send('opps');
}

.catch(handlerError);

Popularity 9/10 Helpfulness 3/10 Language whatever

Source: Grepper

Tags: handler

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Contributed on Nov 17 2020

Colorful Cockroach

0 Answers Avg Quality 2/10

error handler

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<?php
function exception_handler($exception) {
  echo "Uncaught exception: " , $exception->getMessage(), "\n";
}

set_exception_handler('exception_handler');

throw new Exception('Uncaught Exception');
echo "Not Executed\n";
?>

Popularity 9/10 Helpfulness 1/10 Language whatever

Source: www.php.net

Tags: handler

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Contributed on Jan 19 2022

Famous Flamingo

0 Answers Avg Quality 2/10

error handlers server js

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