From cb1dc1eba6e129e01b70572a6eac681e63d50c26 Mon Sep 17 00:00:00 2001 From: "Taylor C. Richberger" Date: Thu, 5 May 2016 13:30:35 -0600 Subject: fix readme example --- README.md | 37 +++++++++++++++++++++++++++++++++++++ test.cxx | 22 ++++++++++------------ 2 files changed, 47 insertions(+), 12 deletions(-) diff --git a/README.md b/README.md index 2ff204d..a3b0989 100644 --- a/README.md +++ b/README.md @@ -189,6 +189,43 @@ Group validation failed somewhere! ## Argument flags, Positional arguments, lists ```c++ +#include +#include +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 integer(parser, "integer", "The integer flag", args::Matcher({'i'})); + args::ArgFlagList characters(parser, "characters", "The character flag", args::Matcher({'c'})); + args::PosArg foo(parser, "foo", "The foo position"); + args::PosArgList 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 diff --git a/test.cxx b/test.cxx index e3edff9..d7eb11d 100644 --- a/test.cxx +++ b/test.cxx @@ -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 bs(parser, "BYTES", "Block size", args::Matcher({"bs"}), 512); - args::ArgFlag skip(parser, "BYTES", "Bytes to skip", args::Matcher({"skip"}), 0); - args::ArgFlag input(parser, "BLOCK SIZE", "Block size", args::Matcher({"if"})); - args::ArgFlag 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 integer(parser, "integer", "The integer flag", args::Matcher({'i'})); + args::ArgFlagList characters(parser, "characters", "The character flag", args::Matcher({'c'})); + args::PosArg foo(parser, "foo", "The foo position"); + args::PosArgList 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; } -- cgit v1.2.1