diff-parseopt: convert --patch-with-raw

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff.c

@@ -4901,6 +4901,10 @@ static void prep_parse_options(struct diff_options *options)
 		OPT_BIT_F(0, "raw", &options->output_format,
 			  N_("generate the diff in raw format"),
 			  DIFF_FORMAT_RAW, PARSE_OPT_NONEG),
+		OPT_BITOP(0, "patch-with-raw", &options->output_format,
+			  N_("synonym for '-p --raw'"),
+			  DIFF_FORMAT_PATCH | DIFF_FORMAT_RAW,
+			  DIFF_FORMAT_NO_OUTPUT),
 		OPT_END()
 	};
 
@@ -4929,10 +4933,7 @@ int diff_opt_parse(struct diff_options *options,
 		return ac;
 
 	/* Output format options */
-	if (!strcmp(arg, "--patch-with-raw")) {
-		enable_patch_output(&options->output_format);
-		options->output_format |= DIFF_FORMAT_RAW;
-	} else if (!strcmp(arg, "--numstat"))
+	if (!strcmp(arg, "--numstat"))
 		options->output_format |= DIFF_FORMAT_NUMSTAT;
 	else if (!strcmp(arg, "--shortstat"))
 		options->output_format |= DIFF_FORMAT_SHORTSTAT;