fix null pattern

2manymws · Dec 26, 2023 · 49d6079 · 49d6079
1 parent 5cdbe0d
commit 49d6079
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/base_limiter.go b/base_limiter.go
@@ -34,7 +34,7 @@ func NewBaseLimiter(
 	targetExtensionsMap := make(map[string]struct{}, len(targetExtensions))
 	if len(targetExtensions) > 0 {
 		for _, ext := range targetExtensions {
-			if ext[0] != '.' {
+			if len(ext) > 0 && ext[0] != '.' {
 				ext = "." + ext
 			}
 			targetExtensionsMap[strings.ToLower(ext)] = struct{}{}

diff --git a/base_limiter_test.go b/base_limiter_test.go
@@ -54,6 +54,12 @@ func TestBaseLimiter_isTargetExtensions(t *testing.T) {
 			requestPath:      "/file",
 			want:             false,
 		},
+		{
+			name:             "null extention",
+			targetExtensions: []string{""},
+			requestPath:      "/file",
+			want:             true,
+		},
 	}
 
 	for _, tt := range tests {