error-handling

Stage#2. JavaScript Error Handling

Module Overview 📚

This module introduces students to the different ways of handling errors in JavaScript. It aims to provide an in-depth understanding of error object, error types, synchronous, and asynchronous error handling. After completing the module, students will be able to apply the gained knowledge in real-world application development to improve its reliability.

Learning Objectives 🎯

In this module, students are expected to familiarize themselves with:

• Error object
• Error types
• try..catch and throw statements
• Error logging
• Error handling
• Async error events

Approximate Module Completion Time ⏱️

• 2 hours

Theory 📖

Students are encouraged to study the following resources:

1. Error Object:
   • Error Object
   • Error Constructor
2. Types of Errors:
   • EvalError
   • RangeError
   • ReferenceError
   • SyntaxError
   • TypeError
   • URIError
   • AggregateError
   • InternalError
3. Throw and Catch Errors:
   • throw Statement
   • try...catch Statement
   • Error Handling, "try...catch"
4. Custom Errors:
   • Custom Errors, Extending Error
5. Asynchronous Error Handling:
   • Error Handling with Promises
   • Async/Await Error Handling
6. error Event:
   • Window: error Event
   • HTMLElement: error Event
7. RS School Lecture:
   • JS Error Handling Video [RU]
   • JS Error Handling Slides

Practice 💻

• Complete the test "[St2] Error handling" in the RS-App > Auto Test.

Additional Resources 📘

Expand your knowledge with these additional materials:

• The Ultimate Guide to JavaScript Error Handling
• A Definitive Guide to Handling Errors in JavaScript
• A Mostly Complete Guide to Error Handling in JavaScript