import type { ScreenEngineVariant } from "./component/boot.js";
/** What `newVariant` takes and returns here, picked out of the engine's own
 *  parameter type — ../../server/edge/paint.ts names it the same way, and for
 *  the same reason: no dependency on `@jitl/quickjs-ffi-types` to spell it. */
type SyncVariant = Extract<Awaited<ScreenEngineVariant>, {
    type: "sync";
}>;
/** The stock variant, built once per call — `warmScreenEngine` memoizes on the
 *  promise it gets back, so callers hold one, not one each.
 *
 *  The cast is the NodeNext interop wart paint.ts documents: this dependency's
 *  `.d.ts` is modelled as CommonJS, so the namespace types as
 *  `{ default: <the namespace> }` where its ESM entry default-exports the
 *  variant. */
export declare const stockVariant: () => Promise<SyncVariant>;
export {};
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