fix: allow exclamation in names

Author: tympanix

Diff for: parse/parse.go

@@ -86,10 +86,10 @@ func isAbbreviation(str string) bool {
 	return false
 }
 
-var illegalcharsRegexp = regexp.MustCompile(`[^\p{L}0-9\s&'_\(\)\-,:]`)
+var illegalcharsRegexp = regexp.MustCompile(`[^\p{L}0-9\s&'_\(\)\-,:!]`)
 var spaceReplaceRegexp = regexp.MustCompile(`[\.\s_]+`)
 var websiteRegexp = regexp.MustCompile(`((https?|ftp|smtp):\/\/)?(www.)[a-z0-9]+\.[a-z]+(\/[a-zA-Z0-9#]+\/?)*`)
-var trimRegexp = regexp.MustCompile(`^[^\p{L}0-9]*(.+?[\.\)]?)[^\p{L}0-9]*$`)
+var trimRegexp = regexp.MustCompile(`^[^\p{L}0-9]*(.+?[\.\)]?)[^\p{L}0-9!]*$`)
 
 // CleanName returns the media name cleaned from punctuation
 func CleanName(name string) string {

Diff for: parse/parse_test.go

@@ -44,6 +44,7 @@ var testMovieTitles = []string{
 	"10 Things I Hate About You",
 	"Berlin, I Love You",
 	"To All the Boys I've Loved Before",
+	"Mamma Mia!",
 }
 
 func TestCleanNameMovieTitles(t *testing.T) {