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Code Issues Releases Wiki Activity

Adding REQUIRED and Needs, using simple name more often

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This commit is contained in:
Henry Fredrick Schreiner 2018-04-11 12:01:19 +02:00 committed by Henry Schreiner
parent c63288a91c
commit 067bb43a84
3 changed files with 33 additions and 6 deletions
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4
CHANGELOG.md
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@ -3,9 +3,13 @@
* Make unlimited positionals vs. unlimited options more intuitive [#102]
* Add missing getters `get_options` and `get_description` to App [#105]
* The app name now can be set, and will override the auto name if present [#105]
* Add `(REQUIRED)` for required options [#104]
* Print simple name for Needs/Excludes [#104]
* Use Needs instead of Requires in help print [#104]
[#102]: https://github.com/CLIUtils/CLI11/issues/102
[#105]: https://github.com/CLIUtils/CLI11/issues/105
[#104]: https://github.com/CLIUtils/CLI11/pull/104
## Version 1.5: Optionals

10
include/CLI/Option.hpp
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@ -295,7 +295,7 @@ class Option : public OptionBase<Option> {
Option *needs(Option *opt) {
auto tup = requires_.insert(opt);
if(!tup.second)
throw OptionAlreadyAdded::Requires(get_name(), opt->get_name());
throw OptionAlreadyAdded::Requires(single_name(), opt->single_name());
return this;
}
@ -503,18 +503,20 @@ class Option : public OptionBase<Option> {
out << " x " << get_expected();
if(get_expected() == -1)
out << " ...";
if(get_required())
out << " (REQUIRED)";
}
if(!envname_.empty())
out << " (env:" << envname_ << ")";
if(!requires_.empty()) {
out << " Requires:";
out << " Needs:";
for(const Option *opt : requires_)
out << " " << opt->get_name();
out << " " << opt->single_name();
}
if(!excludes_.empty()) {
out << " Excludes:";
for(const Option *opt : excludes_)
out << " " << opt->get_name();
out << " " << opt->single_name();
}
return out.str();
}

25
tests/HelpTest.cpp
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@ -162,7 +162,7 @@ TEST(THelp, Needs) {
std::string help = app.help();
EXPECT_THAT(help, HasSubstr("Requires: --op1"));
EXPECT_THAT(help, HasSubstr("Needs: --op1"));
}
TEST(THelp, NeedsPositional) {
@ -176,7 +176,7 @@ TEST(THelp, NeedsPositional) {
std::string help = app.help();
EXPECT_THAT(help, HasSubstr("Positionals:"));
EXPECT_THAT(help, HasSubstr("Requires: op1"));
EXPECT_THAT(help, HasSubstr("Needs: op1"));
}
TEST(THelp, Excludes) {
@ -495,3 +495,24 @@ TEST(THelp, AccessDescription) {
EXPECT_EQ(app.get_description(), "My description goes here");
}
TEST(THelp, CleanNeeds) {
CLI::App app;
int x;
auto a_name = app.add_option("-a,--alpha", x);
app.add_option("-b,--boo", x)->needs(a_name);
EXPECT_THAT(app.help(), Not(HasSubstr("Requires")));
EXPECT_THAT(app.help(), Not(HasSubstr("Needs: -a,--alpha")));
EXPECT_THAT(app.help(), HasSubstr("Needs: --alpha"));
}
TEST(THelp, RequiredPrintout) {
CLI::App app;
int x;
app.add_option("-a,--alpha", x)->required();
EXPECT_THAT(app.help(), HasSubstr("(REQUIRED)"));
}