/** A deterministic invalid HTML relationship found in a JSX tree. */
type NestingViolation = Readonly<{
    readonly kind: "ancestor" | "parent" | "void-parent";
    readonly relatedName?: string;
}>;
/**
 * Validate parser-significant HTML parent and ancestor relationships.
 *
 * This intentionally focuses on relationships that are deterministic from JSX
 * alone. Attribute-dependent content models and custom-component output are
 * outside its scope.
 */
export declare const getHtmlNestingViolation: (childName: string, ancestorNames: readonly string[], checkVoidParents?: boolean) => NestingViolation | undefined;
export type { NestingViolation };
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