https://stackoverflow.com › questions › 69165892
How to throw an exception with a status code? - Stack Overflowconst exception = new Error(); exception.name = "CustomError"; exception.response = { status: 401, data: { detail: "This is a custom error", }, }; throw exception; } catch (err) { //console error with status... console.log(err.response); }
https://developer.mozilla.org › en-US › docs › Web › JavaScript › Reference › Statements › throw
throw - JavaScript | MDN - MDN Web DocsThe throw statement throws a user-defined exception. Execution of the current function will stop (the statements after throw won't be executed), and control will be passed to the first catch block in the call stack. If no catch block exists among caller functions, the program will terminate.
https://developer.mozilla.org › fr › docs › Web › JavaScript › Reference › Statements › throw
throw - JavaScript | MDN - MDN Web DocsPropager une exception. L'instruction throw peut être utilisée pour transmettre une exception qui aurait été interceptée avec catch. Dans l'exemple suivant, on intercepte une exception avec une valeur numérique et on propage l'exception si la valeur est supérieure à 50.
https://developer.mozilla.org › fr › docs › Web › JavaScript › Reference › Statements › try...catch
try...catch - JavaScript | MDN - MDN Web DocsLorsqu'une exception est levée dans le bloc try, exception_var (par exemple le e dans « catch (e) ») contient la valeur définie par l'instruction throw. Cet identifiant peut être utilisé pour accéder aux propriétés de l'objet et ainsi obtenir des informations sur l'exception qui a eu lieu.
https://www.w3schools.com › js › js_errors.asp
JavaScript Errors Try Catch Throw - W3SchoolsThe try statement defines a code block to run (to try). The catch statement defines a code block to handle any error. The finally statement defines a code block to run regardless of the result. The throw statement defines a custom error.
https://www.javascripttutorial.net › javascript-throw-exception
JavaScript throw ExceptionThe throw statement allows you to throw an exception. Here’s the syntax of the throw statement: throw expression; Code language: JavaScript (javascript) In this syntax, the expression specifies the value of the exception. Typically, you’ll use a new instance of the Error class or its subclasses.
https://www.w3schools.com › jsref › jsref_throw.asp
JavaScript throw Statement - W3SchoolsThe throw statement allows you to create a custom error. The throw statement throws (generates) an error. The technical term for this is: The throw statement throws an exception. The exception can be a JavaScript String, a Number, a Boolean or an Object:
https://javascript.info › try-catch
Error handling, "try...catch" - The Modern JavaScript TutorialUsually, a script “dies” (immediately stops) in case of an error, printing it to console. But there’s a syntax construct try...catch that allows us to “catch” errors so the script can, instead of dying, do something more reasonable.
https://stackoverflow.com › questions › 783818
How do I create a custom Error in JavaScript? - Stack Overflowrouter.post('/api/auth', async (req, res) => { try { const isLogged = await User.logIn(req.body.username, req.body.password); if (!isLogged) { throw new IncorrectCredentials('Incorrect username or password'); } else { return res.status(200).send({ token, }); } } catch (err) { const error = HttpError.fromObject(err); return res.status(error ...
https://rollbar.com › guides › javascript › how-to-throw-exceptions-in-javascript
How to Throw Exceptions in JavaScript - RollbarIn JavaScript, all exceptions are simply objects. While the majority of exceptions are implementations of the global Error class, any old object can be thrown. With this in mind, there are two ways to throw an exception: directly via an Error object, and through a custom object.