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NestedCommandLineAppTestHelper.cpp
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NestedCommandLineAppTestHelper.cpp
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/*
* Copyright 2016 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <folly/experimental/NestedCommandLineApp.h>
#include <folly/portability/GFlags.h>
DEFINE_int32(global_foo, 42, "Global foo");
namespace po = ::boost::program_options;
namespace {
void init(const std::string& cmd,
const po::variables_map& /* options */,
const std::vector<std::string>& /* args */) {
printf("running %s\n", cmd.c_str());
}
void foo(const po::variables_map& options,
const std::vector<std::string>& args) {
printf("foo global-foo %d\n", options["global-foo"].as<int32_t>());
printf("foo local-foo %d\n", options["local-foo"].as<int32_t>());
for (auto& arg : args) {
printf("foo arg %s\n", arg.c_str());
}
}
} // namespace
int main(int argc, char *argv[]) {
folly::NestedCommandLineApp app("", "0.1", init);
app.addGFlags();
app.addCommand("foo", "[args...]", "Do some foo", "Does foo", foo)
.add_options()
("local-foo", po::value<int32_t>()->default_value(42), "Local foo");
app.addAlias("bar", "foo");
app.addAlias("baz", "bar");
return app.run(argc, argv);
}