Merge pull request #867 from projectdiscovery/fix-filter-exclude-issue

Fixed filter exclude issue

v2/pkg/catalog/loader/filter/tag_filter.go

@@ -29,10 +29,9 @@ func (t *TagFilter) Match(tag, author, severity string) (bool, error) {
 	matchedAny := false
 	if len(t.allowedTags) > 0 {
 		_, ok := t.allowedTags[tag]
-		if !ok {
-			return false, nil
+		if ok {
+			matchedAny = true
 		}
-		matchedAny = true
 	}
 	_, ok := t.block[tag]
 	if ok {
@@ -76,10 +75,9 @@ func (t *TagFilter) MatchWithAllowedTags(allowed []string, tag, author, severity
 	}
 	if len(allowedMap) > 0 {
 		_, ok := allowedMap[tag]
-		if !ok {
-			return false, nil
+		if ok {
+			matchedAny = true
 		}
-		matchedAny = true
 	}
 	_, ok := t.block[tag]
 	if ok && !matchedAny {

v2/pkg/catalog/loader/filter/tag_filter_test.go

@@ -40,16 +40,6 @@ func TestTagBasedFilter(t *testing.T) {
 		require.Nil(t, err, "could not get match")
 		require.True(t, matched, "could not get correct match")
 	})
-	t.Run("match-includes", func(t *testing.T) {
-		config := &Config{
-			Tags:        []string{"fuzz"},
-			ExcludeTags: []string{"fuzz"},
-		}
-		filter := New(config)
-		matched, err := filter.Match("fuzz", "pdteam", "low")
-		require.Nil(t, err, "could not get match")
-		require.True(t, matched, "could not get correct match")
-	})
 	t.Run("match-author", func(t *testing.T) {
 		config := &Config{
 			Authors: []string{"pdteam"},
@@ -66,6 +56,15 @@ func TestTagBasedFilter(t *testing.T) {
 		matched, _ := filter.Match("fuzz", "pdteam", "high")
 		require.True(t, matched, "could not get correct match")
 	})
+	t.Run("match-exclude-with-tags", func(t *testing.T) {
+		config := &Config{
+			Tags:        []string{"tag"},
+			ExcludeTags: []string{"another"},
+		}
+		filter := New(config)
+		matched, _ := filter.Match("another", "pdteam", "high")
+		require.False(t, matched, "could not get correct match")
+	})
 	t.Run("match-conditions", func(t *testing.T) {
 		config := &Config{
 			Authors:    []string{"pdteam"},