Here’s your TypeScript learning roadmap, prioritized from high to low:
High Priority (Essential Foundation)
1 |
Type System Fundamentals |
Core difference from Dart’s type system |
2 |
Basic Types & Type Annotations |
Similar to Dart but with key differences |
3 |
Interfaces vs Classes |
Different philosophy from Dart |
4 |
Functions & Arrow Functions |
JS/TS function syntax variations |
5 |
Null Safety & Optional Types |
Different approach than Dart’s null safety |
6 |
Arrays & Tuples |
TS-specific type features |
Medium Priority (Core Skills)
7 |
Generics |
Similar concept to Dart but different syntax |
8 |
Union & Intersection Types |
Powerful TS feature not in Dart |
9 |
Enums & Literal Types |
Different from Dart enums |
10 |
Modules & Imports/Exports |
Different from Dart’s library system |
11 |
Async/Await & Promises |
Similar to Dart Futures but different APIs |
12 |
Error Handling |
No try/catch exceptions like Dart |
Lower Priority (Advanced & Specialized)
13 |
Decorators |
Similar to Dart annotations |
14 |
Advanced Type Manipulation |
Utility types, mapped types |
15 |
Configuration (tsconfig.json) |
Project setup |
16 |
JavaScript Interop |
Working with untyped JS |
17 |
Build Tools & Bundlers |
Ecosystem knowledge |
18 |
Framework Integration |
React, Node.js specifics |