58 lines
1.6 KiB
JavaScript
58 lines
1.6 KiB
JavaScript
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import { fromMarkdown } from "mdast-util-from-markdown";
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import { mathFromMarkdown } from "mdast-util-math";
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import { fromMarkdown as wikiLinkFromMarkdown } from "mdast-util-wiki-link";
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import { gfm as gfmSyntax } from "micromark-extension-gfm";
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import { math as mathSyntax } from "micromark-extension-math";
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import { syntax as wikiLinkSyntax } from "micromark-extension-wiki-link";
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import parseFrontMatter from "../../main/front-matter/parse.js";
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import { gfmFromMarkdown } from "./micromark/mdast-util-gfm.js";
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import { overrideHtmlTextSyntax } from "./micromark/micromark-extension-html-text.js";
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import {
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liquidFromMarkdown,
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liquidSyntax,
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} from "./micromark/micromark-extension-liquid.js";
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let markdownParseOptions;
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function getMarkdownParseOptions() {
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return (markdownParseOptions ??= {
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extensions: [
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gfmSyntax(),
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mathSyntax(),
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wikiLinkSyntax(),
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liquidSyntax(),
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overrideHtmlTextSyntax(),
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],
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mdastExtensions: [
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gfmFromMarkdown(),
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mathFromMarkdown(),
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wikiLinkFromMarkdown(),
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liquidFromMarkdown(),
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],
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});
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}
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function parseMarkdown(text) {
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const { frontMatter, content } = parseFrontMatter(text);
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const ast = fromMarkdown(content, getMarkdownParseOptions());
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if (frontMatter) {
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const [start, end] = [frontMatter.start, frontMatter.end].map(
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({ line, column, index }) => ({
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line,
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column: column + 1,
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offset: index,
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}),
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);
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ast.children.unshift({
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...frontMatter,
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// @ts-expect-error -- Expected
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type: "frontMatter",
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position: { start, end },
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});
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}
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return ast;
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}
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export { parseMarkdown };
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