/**
 * What the Markdown of a document's exercises says that the engine cannot
 * read (#1225), as content warnings: an unknown kind or style, a graded
 * exercise with no right answer, an item its kind cannot read, a word a
 * grid cannot place, a solution outside an exercise.
 */
import type { ContentBlock } from '../parse/index.js';
import type { PostextConfig } from '../types.js';
import type { ContentWarning } from '../vdt.js';
type Located<T> = T & {
    sourceStart: number;
    sourceEnd: number;
};
export declare function exerciseContentWarnings(blocks: readonly ContentBlock[], config: PostextConfig | undefined): Located<ContentWarning>[];
export {};
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