export function resolveGlobalSingleton(key: symbol, create: () => T): T { const globalStore = globalThis as Record; if (Object.prototype.hasOwnProperty.call(globalStore, key)) { return globalStore[key] as T; } const created = create(); globalStore[key] = created; return created; } export function resolveGlobalMap(key: symbol): Map { return resolveGlobalSingleton(key, () => new Map()); }