From ec00a40aefca73596ab76e3ebe3a8e1129b43688 Mon Sep 17 00:00:00 2001
From: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Date: Tue, 27 Jan 2026 18:27:17 +0000
Subject: [PATCH] chore(deps): bump the production-dependencies group with 4 updates (#2289)

---
 quartz/plugins/transformers/links.ts |   44 ++++++++++++++++++++++++++++++++++++--------
 1 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/quartz/plugins/transformers/links.ts b/quartz/plugins/transformers/links.ts
index 50d2d1a..f4451d9 100644
--- a/quartz/plugins/transformers/links.ts
+++ b/quartz/plugins/transformers/links.ts
@@ -4,7 +4,7 @@
   RelativeURL,
   SimpleSlug,
   TransformOptions,
-  _stripSlashes,
+  stripSlashes,
   simplifySlug,
   splitAnchor,
   transformLink,
@@ -21,6 +21,7 @@
   prettyLinks: boolean
   openLinksInNewTab: boolean
   lazyLoad: boolean
+  externalLinkIcon: boolean
 }
 
 const defaultOptions: Options = {
@@ -28,9 +29,10 @@
   prettyLinks: true,
   openLinksInNewTab: false,
   lazyLoad: false,
+  externalLinkIcon: true,
 }
 
-export const CrawlLinks: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => {
+export const CrawlLinks: QuartzTransformerPlugin<Partial<Options>> = (userOpts) => {
   const opts = { ...defaultOptions, ...userOpts }
   return {
     name: "LinkProcessing",
@@ -55,7 +57,31 @@
               ) {
                 let dest = node.properties.href as RelativeURL
                 const classes = (node.properties.className ?? []) as string[]
-                classes.push(isAbsoluteUrl(dest) ? "external" : "internal")
+                const isExternal = isAbsoluteUrl(dest, { httpOnly: false })
+                classes.push(isExternal ? "external" : "internal")
+
+                if (isExternal && opts.externalLinkIcon) {
+                  node.children.push({
+                    type: "element",
+                    tagName: "svg",
+                    properties: {
+                      "aria-hidden": "true",
+                      class: "external-icon",
+                      style: "max-width:0.8em;max-height:0.8em",
+                      viewBox: "0 0 512 512",
+                    },
+                    children: [
+                      {
+                        type: "element",
+                        tagName: "path",
+                        properties: {
+                          d: "M320 0H288V64h32 82.7L201.4 265.4 178.7 288 224 333.3l22.6-22.6L448 109.3V192v32h64V192 32 0H480 320zM32 32H0V64 480v32H32 456h32V480 352 320H424v32 96H64V96h96 32V32H160 32z",
+                        },
+                        children: [],
+                      },
+                    ],
+                  })
+                }
 
                 // Check if the link has alias text
                 if (
@@ -68,12 +94,14 @@
                 }
                 node.properties.className = classes
 
-                if (opts.openLinksInNewTab) {
+                if (isExternal && opts.openLinksInNewTab) {
                   node.properties.target = "_blank"
                 }
 
                 // don't process external links or intra-document anchors
-                const isInternal = !(isAbsoluteUrl(dest) || dest.startsWith("#"))
+                const isInternal = !(
+                  isAbsoluteUrl(dest, { httpOnly: false }) || dest.startsWith("#")
+                )
                 if (isInternal) {
                   dest = node.properties.href = transformLink(
                     file.data.slug!,
@@ -83,7 +111,7 @@
 
                   // url.resolve is considered legacy
                   // WHATWG equivalent https://nodejs.dev/en/api/v18/url/#urlresolvefrom-to
-                  const url = new URL(dest, `https://base.com/${curSlug}`)
+                  const url = new URL(dest, "https://base.com/" + stripSlashes(curSlug, true))
                   const canonicalDest = url.pathname
                   let [destCanonical, _destAnchor] = splitAnchor(canonicalDest)
                   if (destCanonical.endsWith("/")) {
@@ -91,7 +119,7 @@
                   }
 
                   // need to decodeURIComponent here as WHATWG URL percent-encodes everything
-                  const full = decodeURIComponent(_stripSlashes(destCanonical, true)) as FullSlug
+                  const full = decodeURIComponent(stripSlashes(destCanonical, true)) as FullSlug
                   const simple = simplifySlug(full)
                   outgoing.add(simple)
                   node.properties["data-slug"] = full
@@ -119,7 +147,7 @@
                   node.properties.loading = "lazy"
                 }
 
-                if (!isAbsoluteUrl(node.properties.src)) {
+                if (!isAbsoluteUrl(node.properties.src, { httpOnly: false })) {
                   let dest = node.properties.src as RelativeURL
                   dest = node.properties.src = transformLink(
                     file.data.slug!,

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