Improving Babel support for TypeScript with ‘type-only’ imports

Babel Technical Architecture DiagramYou’ve decided you’re going to use Babel and write your source in TypeScript. But what happens when you’re sharing TS types across module boundaries? How should Babel handle those imports and exports? Let’s briefly cover how Babel and TypeScript work together.

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TypeScriptの`isolatedModules`とBabelのTypeScriptサポートの挙動について。 曖昧なre-exportの問題とTypeScript 3.8で導入された`import type`/`export type`での解決について。