export type MarkdownInline = {
    readonly type: 'text';
    readonly value: string;
} | {
    readonly type: 'strong' | 'emphasis' | 'strike' | 'code';
    readonly value: string;
} | {
    readonly type: 'link';
    readonly value: string;
    readonly href: string;
};
export type MarkdownBlock = {
    readonly type: 'heading';
    readonly level: number;
    readonly content: MarkdownInline[];
} | {
    readonly type: 'paragraph' | 'quote';
    readonly content: MarkdownInline[];
} | {
    readonly type: 'list';
    readonly ordered: boolean;
    readonly items: ReadonlyArray<{
        readonly content: MarkdownInline[];
        readonly checked?: boolean;
    }>;
} | {
    readonly type: 'code';
    readonly language: string;
    readonly value: string;
    readonly closed: boolean;
} | {
    readonly type: 'table';
    readonly header: ReadonlyArray<MarkdownInline[]>;
    readonly rows: ReadonlyArray<ReadonlyArray<MarkdownInline[]>>;
} | {
    readonly type: 'rule';
};
export type CodeTokenKind = 'plain' | 'comment' | 'string' | 'number' | 'keyword' | 'literal';
export interface CodeToken {
    readonly kind: CodeTokenKind;
    readonly value: string;
}
export declare function isSafeMarkdownHref(href: string): boolean;
export declare function parseMarkdownInline(value: string): MarkdownInline[];
export declare function parseMarkdown(value: string): MarkdownBlock[];
export declare function highlightCodeLine(line: string, language?: string): CodeToken[];
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