diff --git a/.changeset/stale-laws-speak.md b/.changeset/stale-laws-speak.md
new file mode 100644
index 000000000000..3942be544bf4
--- /dev/null
+++ b/.changeset/stale-laws-speak.md
@@ -0,0 +1,5 @@
+---
+"@sveltejs/kit": patch
+---
+
+fix: properly handle percent-encoded anchors (e.g. ``) during prerendering.
diff --git a/packages/kit/src/core/postbuild/crawl.js b/packages/kit/src/core/postbuild/crawl.js
index caffef583c55..25134d1b4fe9 100644
--- a/packages/kit/src/core/postbuild/crawl.js
+++ b/packages/kit/src/core/postbuild/crawl.js
@@ -1,4 +1,4 @@
-import { resolve } from '../../utils/url.js';
+import { resolve, decode_uri } from '../../utils/url.js';
import { decode } from './entities.js';
const DOCTYPE = 'DOCTYPE';
@@ -193,11 +193,11 @@ export function crawl(html, base) {
}
if (id) {
- ids.push(id);
+ ids.push(decode_uri(id));
}
if (name && tag === 'A') {
- ids.push(name);
+ ids.push(decode_uri(name));
}
if (src) {
diff --git a/packages/kit/src/core/postbuild/crawl.spec.js b/packages/kit/src/core/postbuild/crawl.spec.js
index 46a5d4d950bd..616d27dbdf56 100644
--- a/packages/kit/src/core/postbuild/crawl.spec.js
+++ b/packages/kit/src/core/postbuild/crawl.spec.js
@@ -5,18 +5,9 @@ import { crawl } from './crawl.js';
const fixtures = fileURLToPath(new URL('./fixtures', import.meta.url));
-for (const fixture of fs.readdirSync(fixtures)) {
- test(fixture, () => {
- const input = fs.readFileSync(`${fixtures}/${fixture}/input.html`, 'utf8');
- const expected = JSON.parse(fs.readFileSync(`${fixtures}/${fixture}/output.json`, 'utf8'));
-
- // const start = Date.now();
-
- const output = crawl(input, '/');
-
- // uncomment to see how long it took
- // console.error(fixture, Date.now() - start);
-
- expect(output).toEqual(expected);
- });
-}
+test.each(fs.readdirSync(fixtures))('%s', (fixture) => {
+ const input = fs.readFileSync(`${fixtures}/${fixture}/input.html`, 'utf8');
+ const expected = JSON.parse(fs.readFileSync(`${fixtures}/${fixture}/output.json`, 'utf8'));
+ const output = crawl(input, '/');
+ expect(output).toEqual(expected);
+});
diff --git a/packages/kit/src/core/postbuild/fixtures/encoded-ids/input.html b/packages/kit/src/core/postbuild/fixtures/encoded-ids/input.html
new file mode 100644
index 000000000000..40c5b98acf41
--- /dev/null
+++ b/packages/kit/src/core/postbuild/fixtures/encoded-ids/input.html
@@ -0,0 +1,7 @@
+
+
+
+ ✨
+ Title
+
+
diff --git a/packages/kit/src/core/postbuild/fixtures/encoded-ids/output.json b/packages/kit/src/core/postbuild/fixtures/encoded-ids/output.json
new file mode 100644
index 000000000000..f269cb900a51
--- /dev/null
+++ b/packages/kit/src/core/postbuild/fixtures/encoded-ids/output.json
@@ -0,0 +1,4 @@
+{
+ "hrefs": ["/#sparkles-%E2%9C%A8"],
+ "ids": ["sparkles-✨"]
+}