diff options
| -rw-r--r-- | README.md | 37 | ||||
| -rw-r--r-- | test.cxx | 22 |
2 files changed, 47 insertions, 12 deletions
@@ -189,6 +189,43 @@ Group validation failed somewhere! ## Argument flags, Positional arguments, lists ```c++ +#include <iostream> +#include <args.hxx> +int main(int argc, char **argv) +{ + args::ArgumentParser parser("This is a test program.", "This goes after the options."); + args::HelpFlag help(parser, "help", "Display this help menu", args::Matcher({'h'}, {"help"})); + args::ArgFlag<int> integer(parser, "integer", "The integer flag", args::Matcher({'i'})); + args::ArgFlagList<char> characters(parser, "characters", "The character flag", args::Matcher({'c'})); + args::PosArg<std::string> foo(parser, "foo", "The foo position"); + args::PosArgList<double> numbers(parser, "numbers", "The numbers position list"); + try + { + parser.ParseCLI(argc, argv); + } + catch (args::Help) + { + std::cout << parser.Help(); + return 0; + } + catch (args::ParseError e) + { + std::cerr << e.what() << std::endl; + std::cerr << parser.Help(); + return 1; + } + catch (args::ValidationError e) + { + std::cerr << e.what() << std::endl; + std::cerr << parser.Help(); + return 1; + } + if (integer) { std::cout << "i: " << integer.value << std::endl; } + if (characters) { for (const auto ch: characters.values) { std::cout << "c: " << ch << std::endl; } } + if (foo) { std::cout << "f: " << foo.value << std::endl; } + if (numbers) { for (const auto nm: numbers.values) { std::cout << "n: " << nm << std::endl; } } + return 0; +} ``` ```shell @@ -8,14 +8,12 @@ int main(int argc, char **argv) { - args::ArgumentParser parser("This command likes to break your disks"); - parser.LongPrefix("/"); - parser.LongSeparator(":"); - args::HelpFlag help(parser, "HELP", "Show this help menu.", args::Matcher({"help"})); - args::ArgFlag<long> bs(parser, "BYTES", "Block size", args::Matcher({"bs"}), 512); - args::ArgFlag<long> skip(parser, "BYTES", "Bytes to skip", args::Matcher({"skip"}), 0); - args::ArgFlag<std::string> input(parser, "BLOCK SIZE", "Block size", args::Matcher({"if"})); - args::ArgFlag<std::string> output(parser, "BLOCK SIZE", "Block size", args::Matcher({"of"})); + args::ArgumentParser parser("This is a test program.", "This goes after the options."); + args::HelpFlag help(parser, "help", "Display this help menu", args::Matcher({'h'}, {"help"})); + args::ArgFlag<int> integer(parser, "integer", "The integer flag", args::Matcher({'i'})); + args::ArgFlagList<char> characters(parser, "characters", "The character flag", args::Matcher({'c'})); + args::PosArg<std::string> foo(parser, "foo", "The foo position"); + args::PosArgList<double> numbers(parser, "numbers", "The numbers position list"); try { parser.ParseCLI(argc, argv); @@ -37,9 +35,9 @@ int main(int argc, char **argv) std::cerr << parser.Help(); return 1; } - std::cout << "bs = " << bs.value << std::endl; - std::cout << "skip = " << skip.value << std::endl; - if (input) { std::cout << "if = " << input.value << std::endl; } - if (output) { std::cout << "of = " << output.value << std::endl; } + if (integer) { std::cout << "i: " << integer.value << std::endl; } + if (characters) { for (const auto ch: characters.values) { std::cout << "c: " << ch << std::endl; } } + if (foo) { std::cout << "f: " << foo.value << std::endl; } + if (numbers) { for (const auto nm: numbers.values) { std::cout << "n: " << nm << std::endl; } } return 0; } |