fix: address srcset parsing with multiple spaces (#512)

JustinBeckwith · Jul 11, 2022 · fefb5b6 · fefb5b6
1 parent 15687a1
commit fefb5b6
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/src/links.ts b/src/links.ts
@@ -115,8 +115,13 @@ function isAbsoluteUrl(url: string): boolean {
 
 function parseAttr(name: string, value: string): string[] {
   switch (name) {
-    case 'srcset':
-      return parseSrcset(value).map(p => p.url);
+    case 'srcset': {
+      // The swapping of any multiple spaces into a single space is here to
+      // work around this bug:
+      // https://github.com/sindresorhus/srcset/issues/14
+      const strippedValue = value.replace(/\s+/, ' ');
+      return parseSrcset(strippedValue).map(p => p.url);
+    }
     default:
       return [value];
   }

diff --git a/test/fixtures/srcset/index.html b/test/fixtures/srcset/index.html
@@ -1,5 +1,6 @@
 <html>
 <body>
 <img srcset="_site/foo.html, _site/bar.html"></img>
+<img srcset="_site/foo.html,                 _site/bar.html"></img>
 </body>
 </html>