/** At most this many provider globals per program; the rest stay reachable through tools.call. */
export declare const MAX_PROVIDER_GLOBALS = 64;
/** What a provider name clashes with, or undefined when it can be a program global. */
export declare const providerGlobalConflict: (name: string) => string | undefined;
export declare const isProviderGlobalName: (name: string) => boolean;
/** The eligible names, deduplicated, sorted and capped: the exact globals a program gets. */
export declare const providerGlobalNames: (names: Iterable<string>) => string[];
/**
 * Warn once per process when a provider registered by another extension
 * cannot have a program global. Names the registry would refuse are skipped.
 */
export declare const warnProviderGlobalConflict: (name: string, warn?: (message: string) => void) => boolean;
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