Merge 1bfad5f0d028862cab06bb259e83eed6d1f9395e into 32ec711767401c93605b7631f03eee47dea1cada

Bumps the production-dependencies group with 1 update: [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node).


Updates `@types/node` from 22.12.0 to 22.13.0
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: production-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package-lock.json

@@ -79,7 +79,7 @@
         "@types/d3": "^7.4.3",
         "@types/hast": "^3.0.4",
         "@types/js-yaml": "^4.0.9",
-        "@types/node": "^22.12.0",
+        "@types/node": "^22.13.0",
         "@types/pretty-time": "^1.1.5",
         "@types/source-map-support": "^0.5.10",
         "@types/ws": "^8.5.14",
@@ -1914,9 +1914,9 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "22.12.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.12.0.tgz",
-      "integrity": "sha512-Fll2FZ1riMjNmlmJOdAyY5pUbkftXslB5DgEzlIuNaiWhXd00FhWxVC/r4yV/4wBb9JfImTu+jiSvXTkJ7F/gA==",
+      "version": "22.13.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.13.0.tgz",
+      "integrity": "sha512-ClIbNe36lawluuvq3+YYhnIN2CELi+6q8NpnM7PYp4hBn/TatfboPgVSm2rwKRfnV2M+Ty9GWDFI64KEe+kysA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {

package.json

@@ -102,7 +102,7 @@
     "@types/d3": "^7.4.3",
     "@types/hast": "^3.0.4",
     "@types/js-yaml": "^4.0.9",
-    "@types/node": "^22.12.0",
+    "@types/node": "^22.13.0",
     "@types/pretty-time": "^1.1.5",
     "@types/source-map-support": "^0.5.10",
     "@types/ws": "^8.5.14",

quartz/components/Backlinks.tsx

@@ -1,6 +1,6 @@
 import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import style from "./styles/backlinks.scss"
-import { resolveRelative, simplifySlug } from "../util/path"
+import { FullSlug, resolveRelative, SimpleSlug, simplifySlug } from "../util/path"
 import { i18n } from "../i18n"
 import { classNames } from "../util/lang"
 
@@ -15,14 +15,44 @@ const defaultOptions: BacklinksOptions = {
 export default ((opts?: Partial<BacklinksOptions>) => {
   const options: BacklinksOptions = { ...defaultOptions, ...opts }
 
+  let backlinks: Map<SimpleSlug, Array<{ slug: FullSlug; title: string }>> | undefined
+
   const Backlinks: QuartzComponent = ({
     fileData,
     allFiles,
     displayClass,
     cfg,
   }: QuartzComponentProps) => {
-    const slug = simplifySlug(fileData.slug!)
-    const backlinkFiles = allFiles.filter((file) => file.links?.includes(slug))
+    if (!backlinks) {
+      backlinks = new Map()
+
+      const aliasMap = new Map<SimpleSlug, SimpleSlug>()
+      for (const file of allFiles) {
+        for (const alias of file.aliases ?? []) {
+          aliasMap.set(simplifySlug(alias), simplifySlug(file.slug!))
+        }
+      }
+
+      for (const file of allFiles) {
+        const seen = new Set<SimpleSlug>()
+        for (let link of file.links ?? []) {
+          link = aliasMap.get(link) ?? link
+          // avoid aliased duplicates
+          if (seen.has(link)) {
+            continue
+          }
+          seen.add(link)
+          let ref = backlinks.get(link)
+          if (!ref) {
+            backlinks.set(link, (ref = []))
+          }
+          ref.push({ slug: file.slug!, title: file.frontmatter?.title! })
+        }
+      }
+    }
+
+    const backlinkFiles = backlinks.get(simplifySlug(fileData.slug!)) ?? []
+
     if (options.hideWhenEmpty && backlinkFiles.length == 0) {
       return null
     }
@@ -33,8 +63,8 @@ export default ((opts?: Partial<BacklinksOptions>) => {
           {backlinkFiles.length > 0 ? (
             backlinkFiles.map((f) => (
               <li>
-                <a href={resolveRelative(fileData.slug!, f.slug!)} class="internal">
-                  {f.frontmatter?.title}
+                <a href={resolveRelative(fileData.slug!, f.slug)} class="internal">
+                  {f.title}
                 </a>
               </li>
             ))