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diff: use skip_to_optional_arg_default()

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Let's simplify diff option parsing using
skip_to_optional_arg_default().

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Christian Couder 2017-12-09 21:40:10 +01:00 committed by Junio C Hamano
parent 948cbe6703
commit cf81f94da4
1 changed files with 4 additions and 16 deletions
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20
diff.c
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@ -4623,9 +4623,7 @@ int diff_opt_parse(struct diff_options *options,
else if (!strcmp(arg, "--no-follow")) {
options->flags.follow_renames = 0;
options->flags.default_follow_renames = 0;
} else if (!strcmp(arg, "--color"))
options->use_color = 1;
else if (skip_prefix(arg, "--color=", &arg)) {
} else if (skip_to_optional_arg_default(arg, "--color", &arg, "always")) {
int value = git_config_colorbool(NULL, arg);
if (value < 0)
return error("option `color' expects \"always\", \"auto\", or \"never\"");
@ -4645,15 +4643,10 @@ int diff_opt_parse(struct diff_options *options,
if (cm < 0)
die("bad --color-moved argument: %s", arg);
options->color_moved = cm;
} else if (!strcmp(arg, "--color-words")) {
} else if (skip_to_optional_arg_default(arg, "--color-words", &options->word_regex, NULL)) {
options->use_color = 1;
options->word_diff = DIFF_WORDS_COLOR;
}
else if (skip_prefix(arg, "--color-words=", &arg)) {
options->use_color = 1;
options->word_diff = DIFF_WORDS_COLOR;
options->word_regex = arg;
}
else if (!strcmp(arg, "--word-diff")) {
if (options->word_diff == DIFF_WORDS_NONE)
options->word_diff = DIFF_WORDS_PLAIN;
@ -4691,15 +4684,10 @@ int diff_opt_parse(struct diff_options *options,
options->flags.textconv_set_via_cmdline = 1;
} else if (!strcmp(arg, "--no-textconv"))
options->flags.allow_textconv = 0;
else if (!strcmp(arg, "--ignore-submodules")) {
options->flags.override_submodule_config = 1;
handle_ignore_submodules_arg(options, "all");
} else if (skip_prefix(arg, "--ignore-submodules=", &arg)) {
else if (skip_to_optional_arg_default(arg, "--ignore-submodules", &arg, "all")) {
options->flags.override_submodule_config = 1;
handle_ignore_submodules_arg(options, arg);
} else if (!strcmp(arg, "--submodule"))
options->submodule_format = DIFF_SUBMODULE_LOG;
else if (skip_prefix(arg, "--submodule=", &arg))
} else if (skip_to_optional_arg_default(arg, "--submodule", &arg, "log"))
return parse_submodule_opt(options, arg);
else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
return parse_ws_error_highlight_opt(options, arg);