A deep dive stream! We went over how typescript-eslint's two parsing packages (parser and typescript-estree) compare to ESLint and ESTree parsing in the ecosystem.
[Issue Review] Enhancement: Differentiate AST node types without parent (for estree) and with parent (for eslint) (https://github.com/typescript-eslint/...)
[PR Creation] feat(parser): always enable comment, loc, range, tokens (https://github.com/typescript-eslint/...)