[F] defineInfoHook

function defineInfoHook(hook): OnInfoHook;

Define a $onInfo hook that contributes extra information about types to IDE hover documentation and tooling. This helper only provides typing; export the result as $onInfo from your library’s entry point.

Parameters

Parameter	Type
hook	OnInfoHook

Returns

OnInfoHook

Example

export const $onInfo = defineInfoHook(({ program, target }) => {
  if (target.kind !== "Operation") return undefined;
  return [{ content: `Operation ${target.name}` }];
});