chore(i18n): refactor and cleanup (#805)

* checkpoint

* finish

* docs

quartz/plugins/transformers/toc.ts

@@ -3,7 +3,6 @@ import { Root } from "mdast"
 import { visit } from "unist-util-visit"
 import { toString } from "mdast-util-to-string"
 import Slugger from "github-slugger"
-import { wikilinkRegex } from "./ofm"
 
 export interface Options {
   maxDepth: 1 | 2 | 3 | 4 | 5 | 6
@@ -25,7 +24,6 @@ interface TocEntry {
   slug: string // this is just the anchor (#some-slug), not the canonical slug
 }
 
-const regexMdLinks = new RegExp(/\[([^\[]+)\](\(.*\))/, "g")
 const slugAnchor = new Slugger()
 export const TableOfContents: QuartzTransformerPlugin<Partial<Options> | undefined> = (
   userOpts,
@@ -44,16 +42,7 @@ export const TableOfContents: QuartzTransformerPlugin<Partial<Options> | undefin
               let highestDepth: number = opts.maxDepth
               visit(tree, "heading", (node) => {
                 if (node.depth <= opts.maxDepth) {
-                  let text = toString(node)
-
-                  // strip link formatting from toc entries
-                  text = text.replace(wikilinkRegex, (_, rawFp, __, rawAlias) => {
-                    const fp = rawFp?.trim() ?? ""
-                    const alias = rawAlias?.slice(1).trim()
-                    return alias ?? fp
-                  })
-                  text = text.replace(regexMdLinks, "$1")
-
+                  const text = toString(node)
                   highestDepth = Math.min(highestDepth, node.depth)
                   toc.push({
                     depth: node.depth,