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contentlayer.config.ts
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contentlayer.config.ts
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import { defineDocumentType, makeSource } from "contentlayer/source-files";
import remarkGfm from "remark-gfm";
import rehypePrettyCode from "rehype-pretty-code";
import rehypeSlug from "rehype-slug";
import rehypeAutolinkHeadings from "rehype-autolink-headings";
import readingTime from "reading-time";
export const Post = defineDocumentType(() => ({
name: "Post",
filePathPattern: `**/*.mdx`,
contentType: "mdx",
fields: {
title: {
type: "string",
description: "The title of the post",
required: true,
},
date: {
type: "date",
description: "The date of the post",
required: true,
},
description: {
type: "string",
description: "The description of the post",
required: true,
},
tags: {
type: "list",
of: { type: "string" },
description: "The tags of the post",
required: true,
},
image: { type: "string" },
},
computedFields: {
url: {
type: "string",
resolve: (post) => `/blog/${post._raw.flattenedPath}`,
},
readingTime: {
type: "json",
resolve: (doc) => readingTime(doc.body.raw),
},
slug: {
type: "string",
resolve: (doc) => doc._raw.flattenedPath,
},
},
}));
export default makeSource({
contentDirPath: "posts",
documentTypes: [Post],
mdx: {
remarkPlugins: [remarkGfm],
rehypePlugins: [
rehypeSlug,
[
rehypePrettyCode,
{
theme: "github-dark",
keepBackground: true,
onVisitLine(node: { children: string | any[] }) {
// Prevent lines from collapsing in `display: grid` mode, and allow empty
// lines to be copy/pasted
if (node.children.length === 0) {
node.children = [{ type: "text", value: " " }];
}
},
onVisitHighlightedLine(node: {
properties: { className: string[] };
}) {
node.properties.className.push("line--highlighted");
},
onVisitHighlightedWord(node: {
properties: { className: string[] };
}) {
node.properties.className = ["word--highlighted"];
},
},
],
[
rehypeAutolinkHeadings,
{
properties: {
className: ["anchor"],
},
},
],
],
},
});