fix: srcset with default descriptor

patak-cat · patak-cat · commit 87a647f14d36 · 2024-02-19T10:06:37.000+01:00
diff --git a/packages/vite/src/node/utils.ts b/packages/vite/src/node/utils.ts
@@ -767,7 +767,9 @@ interface ImageCandidate {
 const escapedSpaceCharacters = /( |\\t|\\n|\\f|\\r)+/g
 const imageSetUrlRE = /^(?:[\w\-]+\(.*?\)|'.*?'|".*?"|\S*)/
 function joinSrcset(ret: ImageCandidate[]) {
-  return ret.map(({ url, descriptor }) => `${url} ${descriptor}`).join(', ')
+  return ret
+    .map(({ url, descriptor }) => url + (descriptor ? ` ${descriptor}` : ''))
+    .join(', ')
 }
 
 function splitSrcSetDescriptor(srcs: string): ImageCandidate[] {
