make leading slash optional on index.html GET

superstator · superstator · commit 2ab39b805db3 · 2026-07-22T20:49:06.000Z
diff --git a/src/Swashbuckle.AspNetCore.SwaggerUI/SwaggerUIMiddleware.cs b/src/Swashbuckle.AspNetCore.SwaggerUI/SwaggerUIMiddleware.cs
@@ -55,7 +55,7 @@ public async Task Invoke(HttpContext httpContext)
                 return;
             }
 
-            var match = Regex.Match(path, $"^/{Regex.Escape(_options.RoutePrefix)}/?(index.(html|js))$", RegexOptions.IgnoreCase);
+            var match = Regex.Match(path, $"^/?{Regex.Escape(_options.RoutePrefix)}/?(index.(html|js))$", RegexOptions.IgnoreCase);
 
             if (match.Success)
             {

Original file line number	Diff line number	Diff line change
`@@ -55,7 +55,7 @@ public async Task Invoke(HttpContext httpContext)`
`55`	`55`	`return;`
`56`	`56`	`}`
`57`	`57`
`58`		`- var match = Regex.Match(path, $"^/{Regex.Escape(_options.RoutePrefix)}/?(index.(html\|js))$", RegexOptions.IgnoreCase);`
	`58`	`+ var match = Regex.Match(path, $"^/?{Regex.Escape(_options.RoutePrefix)}/?(index.(html\|js))$", RegexOptions.IgnoreCase);`
`59`	`59`
`60`	`60`	`if (match.Success)`
`61`	`61`	`{`