Your AI coding agent reads whole files to understand code. ast-outline lets it pull exactly what it needs — a whole-repo skeleton, a single file's outline, or one symbol's body — instead of reading ...

TypeScript 编译器本身由 TypeScript/JavaScript 编写，运行在 Node.js 的 V8 引擎上。这套架构在项目早期运转良好，但随着代码库膨胀到 50 万行，性能天花板越来越明显。