Altered RFC rules to make it work.

src/GenericParser/EmailAddress.purs

@@ -540,18 +540,26 @@ qcontent = CU.singleton <$> qtext <|> quoted_pair
 
 -- | `quoted_string`
 -- |
+-- | WARNING: this rule was changed in order to take into account the new `qtext` rule,
+-- | which now accepts the space character. This new rule, as implemented, still allows
+-- | for multiple line returns in the quoted string.
+-- |
+-- |
+-- | Original RFC5322 rule:
 -- | quoted-string   =   `[CFWS] DQUOTE *([FWS] qcontent) [FWS] DQUOTE [CFWS]`
+-- |
+-- | Implemented rule:
+-- | quoted-string   =   `[CFWS] DQUOTE *([CRLF] qcontent) [FWS] DQUOTE [CFWS]`
 quoted_string :: forall e. Parser e String
 quoted_string = do s <- tryMaybe cfws
                    _ <- char '"'
-                   m <- A.many $ do xs <- tryMaybe fws
+                   m <- A.many do l <- tryMaybe crlf
                                   c <- qcontent
-                                    pure $ maybe "" id xs <> c
+                                  pure $ maybe "" id l <> c
                    _ <- char '"'
                    e <- tryMaybe cfws
                    pure $ maybe "" id s <> "\"" <> A.fold m <> "\"" <> maybe "" id e
 
-
 -- | TODO: For now, `local_part` only checks that
 -- | (a) the first character is a letter,
 -- | (b) the last character is either a letter or a digit.