/**
 * Platform identifier types -- shared between device-manager facade and
 * its extracted helpers (src/device/*). Extracted in D9.1 to break a
 * potential circular import (helpers in src/device/ need `Platform` /
 * `Device` but device-manager.ts re-exports these for back-compat with
 * the ~125 import sites).
 *
 * Behaviour-preserving: device-manager.ts re-exports every symbol from
 * this file so existing imports `from "./device-manager.js"` keep working.
 */
/**
 * First-party platform identifiers. Listed explicitly so consumers (IDE
 * autocomplete, exhaustive switches that opt in via `assertNever`) still
 * see the canonical names.
 */
export type BuiltinPlatform = "android" | "ios" | "desktop" | "aurora" | "browser";
/**
 * Open platform identifier. Accepts any string at the type level, but
 * preserves IDE autocomplete for the built-in names via the
 * `string & {}` "branded string" trick. Third-party plugins can declare
 * `platform: "tizen"` without a core edit.
 */
export type Platform = BuiltinPlatform | (string & {});
export declare const BUILTIN_PLATFORMS: ReadonlyArray<BuiltinPlatform>;
export declare const isBuiltinPlatform: (p: string) => p is BuiltinPlatform;
export declare const assertNever: (p: never) => never;
export interface Device {
    id: string;
    name: string;
    platform: Platform;
    state: string;
    isSimulator: boolean;
}
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