replace gray-matter and deprecated remark plugins

package.json

@@ -33,7 +33,6 @@
     "fuse.js": "^6.4.3",
     "gentype": "^3.44.0",
     "glob": "^7.1.4",
-    "gray-matter": "^4.0.3",
     "highlight.js": "^11.9.0",
     "highlightjs-rescript": "^0.2.2",
     "lz-string": "^1.4.4",
@@ -49,7 +48,7 @@
     "remark-gfm": "^3.0.1",
     "remark-mdx-frontmatter": "^3.0.0",
     "remark-parse": "^10.0.2",
-    "remark-slug": "^5.1.2",
+    "remark-rehype": "^11.1.1",
     "remark-stringify": "^7.0.3",
     "request": "^2.88.0",
     "rescript": "^11.1.0",

scripts/extract-indices.mjs

@@ -5,77 +5,19 @@
  * - Module names (h1)
  *   - function names (```res sig)
  */
-import unified from "unified";
-import markdown from "remark-parse";
-import stringify from "remark-stringify";
-import slug from "remark-slug";
 import glob from "glob";
 import path from "path";
 import fs from "fs";
 import { URL } from 'url';
 
+import { defaultProcessor } from "./markdown.js";
+
 const pathname = new URL('.', import.meta.url).pathname;
 const __dirname = process.platform !== 'win32' ? pathname : pathname.substring(1)
 
-const headers = options => (tree, file) => {
-  const headers = [];
-  let mainHeader;
-  tree.children.forEach(child => {
-    if (child.type === "heading" && child.depth === 1) {
-      if (child.children.length > 0) {
-        mainHeader = child.children.map(element => element.value).join("");
-      }
-    }
-    if (child.type === "heading" && child.depth === 2) {
-      if (child.children.length > 0) {
-        const id = child.data.id || "";
-        const name = child.children.map(element => element.value).join("");
-        headers.push({ name, href: id });
-      }
-    }
-  });
-
-  file.data = Object.assign({}, file.data, { headers, mainHeader });
-};
-
-const codeblocks = options => (tree, file) => {
-  const { children } = tree;
-  const codeblocks = {};
-
-  const formatter = value => {
-    // Strip newlines and weird spacing
-    return value
-      .replace(/\n/g, " ")
-      .replace(/\s+/g, " ")
-      .replace(/\(\s+/g, "(")
-      .replace(/\s+\)/g, ")");
-  };
-
-  children.forEach(child => {
-    if (child.type === "code" && child.value) {
-      const { meta, lang } = child;
-      if (meta === "sig" && lang === "re") {
-        if (codeblocks[lang] == null) {
-          codeblocks[lang] = [];
-        }
-        codeblocks[lang].push(formatter(child.value));
-      }
-    }
-  });
-
-  file.data = Object.assign({}, file.data, { codeblocks });
-};
-
-const processor = unified()
-  .use(markdown, { gfm: true })
-  .use(slug)
-  .use(stringify)
-  .use(headers)
-  .use(codeblocks);
-
 const processFile = filepath => {
   const content = fs.readFileSync(filepath, "utf8");
-  const result = processor.processSync(content);
+  const result = defaultProcessor.processSync(content);
 
   const pagesPath = path.resolve("./pages");
   const relFilepath = path.relative(pagesPath, filepath);