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fix: help all was showing up in the required list error if requirement are not met. (#530)

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Philip Top 2020-10-28 09:33:15 -07:00 committed by GitHub
parent e50a75f231
commit 69674dc91b
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 17 additions and 7 deletions
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11
include/CLI/App.hpp
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@ -2253,10 +2253,13 @@ class App {
}
if(require_option_min_ > used_options || (require_option_max_ > 0 && require_option_max_ < used_options)) {
auto option_list = detail::join(options_, [](const Option_p &ptr) { return ptr->get_name(false, true); });
if(option_list.compare(0, 10, "-h,--help,") == 0) {
option_list.erase(0, 10);
}
auto option_list = detail::join(options_, [this](const Option_p &ptr) {
if(ptr.get() == help_ptr_ || ptr.get() == help_all_ptr_) {
return std::string{};
}
return ptr->get_name(false, true);
});
auto subc_list = get_subcommands([](App *app) { return ((app->get_name().empty()) && (!app->disabled_)); });
if(!subc_list.empty()) {
option_list += "," + detail::join(subc_list, [](const App *app) { return app->get_display_name(); });

10
include/CLI/StringTools.hpp
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@ -76,10 +76,14 @@ std::string join(const T &v, Callable func, std::string delim = ",") {
std::ostringstream s;
auto beg = std::begin(v);
auto end = std::end(v);
if(beg != end)
s << func(*beg++);
auto loc = s.tellp();
while(beg != end) {
s << delim << func(*beg++);
auto nloc = s.tellp();
if(nloc > loc) {
s << delim;
loc = nloc;
}
s << func(*beg++);
}
return s.str();
}

3
tests/AppTest.cpp
View File

@ -135,11 +135,14 @@ TEST_F(TApp, RequireOptionsError) {
app.add_flag("-c");
app.add_flag("--q");
app.add_flag("--this,--that");
app.set_help_flag("-h,--help");
app.set_help_all_flag("--help_all");
app.require_option(1, 2);
try {
app.parse("-c --q --this --that");
} catch(const CLI::RequiredError &re) {
EXPECT_THAT(re.what(), Not(HasSubstr("-h,--help")));
EXPECT_THAT(re.what(), Not(HasSubstr("help_all")));
}
EXPECT_NO_THROW(app.parse("-c --q"));