Handling and Throwing Errors

Syntax • June 9, 2025
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Scott and Wes break down how to properly throw, catch, and log errors in JavaScript and TypeScript. They cover client-side and server-side strategies, using tools like Sentry, and how to handle errors without taking down your whole app.🔥 Be the ~14,700th person to join our super tasty newsletter https://bit.ly/syntax_snackpack Show Notes 00:00 Welcome to Syntax! 01:19 Error terminology. 01:42 Thrown and catching. 03:01 What’s in an error. 04:09 Name and message. 04:42 Stack. 07:12 Node system errors. 07:34 Messages: strings, objects, or custom errors. 08:19 Throwing errors. 12:01 Promise errors. 12:10 Try catch block, .catch(). 14:13 Using awaited-to. 15:10 Finally. 16:29 promise.try() 17:14 Re-throwing errors. 18:12 Client-side errors. 18:15 Catching at different levels. 18:51 Displaying errors. 21:59 Transforming server errors into client errors. 24:12 Error boundaries. 25:26 Server errors. 26:10 JSON API. 27:41 HTTP response codes. 30:09 Logging and solving errors. 31:16 Proudly supported by Sentry.io. 36:16 TypeScript and errors. All links available at https://syntax.fm/909 ------------------------------------------------------------------------------ Hit us up on Socials! Syntax: https://x.com/syntaxfm Scott: https://x.com/stolinski Wes: https://x.com/wesbos CJ: https://x.com/CodingGarden Randy: https://www.youtube.com/@randyrektor http://www.syntax.fm Brought to you by Sentry.io #webdevelopment #webdeveloper #javascript #syntax #syntaxfm #webdev

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