diff-parseopt: convert --ws-error-highlight

Mark one more string for translation while at there. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Nguyễn Thái Ngọc Duy committed Mar 24, 2019 at 15:19 UTC 5a749d9f97c680c7379cadda474396e7c4301254
1 file changed +12 -10
diff.c
+12 -10
@@ -4801,17 +4801,18 @@ static void enable_patch_output(int *fmt)
4801 *fmt |= DIFF_FORMAT_PATCH;
4802 }
4803
4804 -static int parse_ws_error_highlight_opt(struct diff_options *opt, const char *arg)
4804 +static int diff_opt_ws_error_highlight(const struct option *option,
4805 + const char *arg, int unset)
4806 {
4807 + struct diff_options *opt = option->value;
4808 int val = parse_ws_error_highlight(arg);
4809
4808 - if (val < 0) {
4809 - error("unknown value after ws-error-highlight=%.*s",
4810 - -1 - val, arg);
4811 - return 0;
4812 - }
4810 + BUG_ON_OPT_NEG(unset);
4811 + if (val < 0)
4812 + return error(_("unknown value after ws-error-highlight=%.*s"),
4813 + -1 - val, arg);
4814 opt->ws_error_highlight = val;
4814 - return 1;
4815 + return 0;
4816 }
4817
4818 static int parse_objfind_opt(struct diff_options *opt, const char *arg)
@@ -5234,6 +5235,9 @@ static void prep_parse_options(struct diff_options *options)
5235 N_("show full pre- and post-image object names on the \"index\" lines")),
5236 OPT_COLOR_FLAG(0, "color", &options->use_color,
5237 N_("show colored diff")),
5238 + OPT_CALLBACK_F(0, "ws-error-highlight", options, N_("<kind>"),
5239 + N_("highlight whitespace errors in the 'context', 'old' or 'new' lines in the diff"),
5240 + PARSE_OPT_NONEG, diff_opt_ws_error_highlight),
5241 OPT_CALLBACK_F(0, "output-indicator-new",
5242 &options->output_indicators[OUTPUT_INDICATOR_NEW],
5243 N_("<char>"),
@@ -5397,9 +5401,7 @@ int diff_opt_parse(struct diff_options *options,
5401 if (cm & COLOR_MOVED_WS_ERROR)
5402 return -1;
5403 options->color_moved_ws_handling = cm;
5400 - } else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
5401 - return parse_ws_error_highlight_opt(options, arg);
5402 - else if (!strcmp(arg, "--ita-invisible-in-index"))
5404 + } else if (!strcmp(arg, "--ita-invisible-in-index"))
5405 options->ita_invisible_in_index = 1;
5406 else if (!strcmp(arg, "--ita-visible-in-index"))
5407 options->ita_invisible_in_index = 0;