export type DeprecationMode = 'warn' | 'silent';
export declare function setDeprecationMode(next: DeprecationMode): void;
/** Test seam (not re-exported by src/internal/index): forget every warned id,
 *  i.e. start a new "page load". tests/compat/adapters-contract.test.tsx uses
 *  it to observe each adapter's first-render warning. */
export declare function resetDeprecationWarnings(): void;
/** Call-time warning. `id` is a DEP-<stream><nnnn> key of the generated table. */
export declare function warnDeprecated(id: string): void;
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