Convert "version" option to flag "-V,--version".

tools/main.cpp

@@ -11,20 +11,22 @@
 #include "CLI11.hpp"
 
 #include "add_to.hpp"
-#include "app_version.hpp"
 #include "build.hpp"
 #include "init.hpp"
 #include "populate.hpp"
 #include "remove_from.hpp"
 #include "update.hpp"
 #include "validate.hpp"
 
+#include <antler/system/version.hpp>
+
+
 template <typename T, typename V>
 static V depends(V&& v) { return std::forward<V>(v); }
 
 template <typename... Ts>
 struct runner {
- runner(CLI::App& app) 
+ runner(CLI::App& app)
  : tup(depends<Ts>(app)...) {}
 
  template <std::size_t I=0>
@@ -45,14 +47,22 @@ struct runner {
 };
 
 int main(int argc, char** argv) {
- // using this as we will alias antler-proj to cdt-proj for the 
+ // using this as we will alias antler-proj to cdt-proj for the
  // next release of CDT.
  const auto app_name = antler::system::fs::path(argv[0]).filename().string();
 
  CLI::App app{"Antelope Smart Contract Project Management Tool", app_name};
 
- runner<antler::add_to_project, 
- antler::app_version,
+ // Add version flag with callback here.
+ app.add_flag_callback("-V,--version",
+ [&app]() {
+ std::cout << app.get_name() << " v" << antler::system::version::full() << std::endl;
+ std::exit(0); // Succesfull exit MUST happen here.
+ },
+ "get the version of antler-proj");
+
+
+ runner<antler::add_to_project,
  antler::build_project,
  antler::init_project,
  antler::populate_project,