domains / families / software-engineering / experience-lwc-typescript-migrate

experience-lwc-typescript-migrate

authentic

Use when converting an existing JavaScript Lightning Web Component (.js, .html, .css) to TypeScript with full type annotations and a matching `.d.ts` file that exposes only the component's `@api` surface. TRIGGER when the user says \"convert LWC to TypeScript\", \"migrate LWC to TS\", \"rename .js to .ts for this component\", \"add types to my LWC\", \"generate .d.ts for this LWC\", \"type-annotate @api properties\", or \"produce declare module 'c/componentName' definitions\". DO NOT TRIGGER when the user is authoring a brand-new LWC from scratch (use experience-lwc-generate), generating Jest tests for an existing LWC (use experience-lwc-generate), or migrating an Aura component to LWC.

When to use

• User wants to migrate a single component or a folder of components from
• User needs a `.d.ts` for an existing LWC so other components (or an
• User is adding type annotations to an already-renamed `.ts` LWC that
• User wants JSDoc-style type hints upgraded to real TypeScript types.

When not to use

• authoring brand-new LWC from scratch
• generating Jest tests for existing LWC
• migrating Aura components to LWC

Skill page

Source