next-mdx-remote-client/dist/lib/prepare.js

A wrapper of the `@mdx-js/mdx` for the `nextjs` applications in order to load MDX content. It is a fork of `next-mdx-remote`.

/**
 * Copyright (c) @talatkuyuk AKA @ipikuka
 * SPDX-License-Identifier: MPL-2.0
 */
import { VFile } from "vfile";
import { matter } from "vfile-matter";
/**
 * turns the source into vfile, gets the fronmatter, strips it out from the vfile
 *
 * @param source markdown or MDX source
 * @param parseFrontmatter indicates whether or not the frontmatter should be parsed out of the source
 * @returns the frontmatter and stripped vfile
 */
export function prepare(source, parseFrontmatter) {
    const vfile = looksLikeAVFile(source) ? source : new VFile(source);
    // makes frontmatter available via vfile.data.matter
    if (parseFrontmatter)
        matter(vfile, { strip: true });
    const frontmatter = (vfile.data.matter ?? {});
    return {
        vfile,
        frontmatter,
    };
}
/**
 * taken from @mdx-js/mdx/lib/util/resolve-file-and-options.js
 */
function looksLikeAVFile(value) {
    return Boolean(value && typeof value === "object" && "message" in value && "messages" in value);
}
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