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LibCore: Add add_option aggregating the same option multiple times

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This could be used in a scenario when it is expected that a user program
will be invoked with a specific option multiple times, for example:
"program --a-option=example --a-option=anotherexample ..."
This commit is contained in:
Liav A 2022-11-04 20:47:36 +02:00 committed by Andrew Kaster
parent 718ae68621
commit 7d7127b463
Notes: sideshowbarker 2024-07-17 04:01:08 +09:00 
Author: https://github.com/supercomputer7
Commit: https://github.com/SerenityOS/serenity/commit/7d7127b463
Pull-request: https://github.com/SerenityOS/serenity/pull/15926
Reviewed-by: https://github.com/ADKaster ✅
Reviewed-by: https://github.com/idispatch
2 changed files with 22 additions and 0 deletions
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19
Userland/Libraries/LibCore/ArgsParser.cpp
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@ -569,6 +569,25 @@ void ArgsParser::add_option(Vector<size_t>& values, char const* help_string, cha
add_option(move(option));
}
void ArgsParser::add_option(Vector<String>& values, char const* help_string, char const* long_name, char short_name, char const* value_name, OptionHideMode hide_mode)
{
Option option {
OptionArgumentMode::Optional,
help_string,
long_name,
short_name,
value_name,
[&values](char const* s) {
String value = s;
values.append(value);
return true;
},
hide_mode
};
add_option(move(option));
}
void ArgsParser::add_positional_argument(Arg&& arg)
{
m_positional_args.append(move(arg));

3
Userland/Libraries/LibCore/ArgsParser.h
View file

@ -95,6 +95,9 @@ public:
void add_option(Optional<double>& value, char const* help_string, char const* long_name, char short_name, char const* value_name, OptionHideMode hide_mode = OptionHideMode::None);
void add_option(Optional<size_t>& value, char const* help_string, char const* long_name, char short_name, char const* value_name, OptionHideMode hide_mode = OptionHideMode::None);
void add_option(Vector<size_t>& values, char const* help_string, char const* long_name, char short_name, char const* value_name, char separator = ',', OptionHideMode hide_mode = OptionHideMode::None);
// Note: This option is being used when we expect the user to use the same option
// multiple times (e.g. "program --option=example --option=anotherexample ...").
void add_option(Vector<String>& values, char const* help_string, char const* long_name, char short_name, char const* value_name, OptionHideMode hide_mode = OptionHideMode::None);
void add_positional_argument(Arg&&);
void add_positional_argument(char const*& value, char const* help_string, char const* name, Required required = Required::Yes);