Merge pull request #677 from gracjan/pr-char-literals

Use string delimeter syntax for char literals

Author: gracjan

haskell-font-lock.el

@@ -328,7 +328,7 @@ that should be commented under LaTeX-style literate scripts."
     ;; Beware: do not match something like 's-}' or '\n"+' since the first '
     ;; might be inside a comment or a string.
     ;; This still gets fooled with "'"'"'"'"'"', but ... oh well.
-    ("\\Sw\\('\\)\\([^\\'\n]\\|\\\\.[^\\'\n \"}]*\\)\\('\\)" (1 "|") (3 "|"))
+    ("\\Sw\\('\\)\\([^\\'\n]\\|\\\\.[^\\'\n \"}]*\\)\\('\\)" (1 "\"") (3 "\""))
     ;; Deal with instances of `--' which don't form a comment
     ("[!#$%&*+./:<=>?@^|~\\-]\\{3,\\}" (0 (cond ((or (nth 3 (syntax-ppss)) (numberp (nth 4 (syntax-ppss))))
                               ;; There are no such instances inside nestable comments or strings