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Tutorials

Welcome to

Practical Abstract Syntax Trees

Module 1

Introduction

1 Lesson 2 Minutes

01Course overview
Free00:02:27

Module 2

Understanding Abstract Syntax Trees (AST)

4 Lessons 13 Minutes

01What is an Abstract Syntax Tree? Visualizing Code Like a Compiler
Sneak Peek00:05:55
02How to View Abstract Syntax Tree Code With AST Explorer
Sneak Peek00:04:21
03The Best JavaScript AST Tools - ESLint, Babel, Terser, and More
Sneak Peek00:01:46
04Environment setup
Sneak Peek00:01:03

Module 3

Working with Abstract Syntax Trees

3 Lessons 23 Minutes

01How to Generate a JavaScript AST With Babel Plugins
Sneak Peek00:06:29
02Traversing an AST With Babel Traverse
Sneak Peek00:07:33
03Add Type Safety and Prevent Runtime Errors With AST
Sneak Peek00:09:31

Module 4

Code Audits

4 Lessons 22 Minutes

01Practical code audits
Sneak Peek00:02:35
02How to Audit Your Code With AST Programming
Sneak Peek00:15:29
03How to Add a Component and Update an AST
Sneak Peek00:02:32
04When to Use Abstract Syntax Tree Tooling to Refactor at Scale
Sneak Peek00:01:43

Module 5

Codemods

3 Lessons 37 Minutes

01How to Mutate an AST and Automatically Replace Code Components
Sneak Peek00:21:13
02How to Create Codemods Using jscodeshift
Sneak Peek00:10:03
03How to Unit Test jscodeshift Transforms With ts-jest
Sneak Peek00:05:55

Module 6

Linting

3 Lessons 18 Minutes

01How to Ensure Codebase is Up to Date With Linting Rules
Sneak Peek00:08:44
02How to Use ESLint to Create AST Rules With Babel Traverse
Sneak Peek00:05:31
03How to Test Custom ESLint Linting Rules With AST
Sneak Peek00:04:31

Next Introduction:

Course overview