Dan Vanderkam - Effective TypeScript - Specific Ways To Improve Your TypeScript - O’Reilly Media - 2019 读书笔记

• Item 9：Prefer Type Declarations to Type Assertions
• Item 17：Use readonly to Avoid Errors Associated with Mutation
• Item 26: Understand How Context Is Used in Type Inference
• Item 35: Generate Types from APIs and Specs, Not Data