/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
import type { Root } from "mdast";
import type { Node } from "unist";
/**
 * A remarkjs/unist plugin that inserts HTML anchor nodes before heading text. This is a workaround for GitHub's lack of
 * automatic heading links in GitHub Releases. GitHub's markdown rendering is inconsistent, and in this case it does not
 * add automatic links.
 *
 * For more details, see: https://github.com/orgs/community/discussions/48311#discussioncomment-10436184
 */
export declare function addHeadingLinks(): (tree: Node) => void;
/**
 * A remarkjs/unist plugin that strips soft line breaks. This is a workaround for GitHub's inconsistent markdown
 * rendering in GitHub Releases. According to CommonMark, Markdown paragraphs are denoted by two line breaks, and single
 * line breaks should be ignored. But in GitHub releases, single line breaks are rendered. This plugin removes the soft
 * line breaks so that the markdown is correctly rendered.
 */
export declare function stripSoftBreaks(): (tree: Node) => void;
/**
 * Given a heading string or regex, removes all the content in sections under that heading. Most useful for removing a
 * table of contents section that will later be regenerated. Note that the section heading remains - only the inner
 * content is removed.
 *
 * @param options - `heading` is a string or regex that a section's heading must match to be removed.
 */
export declare function removeSectionContent(options: {
    heading: string | RegExp;
}): (tree: Root) => void;
/**
 * Removes all the headings at a particular level. Most useful to remove the top-level H1 headings from a document.
 *
 * @param options - The `level` property must be set to the level of heading to remove.
 */
export declare function removeHeadingsAtLevel(options: {
    level: 1 | 2 | 3 | 4 | 5 | 6;
}): (tree: Root) => void;
/**
 * Updates URLs of links whose value match a provided value.
 *
 * @param options - `checkValue` is a string that will be compared against the link text. Only matching nodes will be
 * updated. `newUrl` is the new URL to assign to the link.
 */
export declare function updateTocLinks(options: {
    checkValue: string;
    newUrl: string;
}): (tree: Root) => void;
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