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46 lines
1.2 KiB
46 lines
1.2 KiB
#include <fstream>
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#include <iostream>
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#include <vector>
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#include "yaml-cpp/eventhandler.h"
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#include "yaml-cpp/yaml.h" // IWYU pragma: keep
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class NullEventHandler : public YAML::EventHandler {
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public:
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void OnDocumentStart(const YAML::Mark&) override {}
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void OnDocumentEnd() override {}
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void OnNull(const YAML::Mark&, YAML::anchor_t) override {}
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void OnAlias(const YAML::Mark&, YAML::anchor_t) override {}
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void OnScalar(const YAML::Mark&, const std::string&, YAML::anchor_t,
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const std::string&) override {}
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void OnSequenceStart(const YAML::Mark&, const std::string&, YAML::anchor_t,
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YAML::EmitterStyle::value) override {}
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void OnSequenceEnd() override {}
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void OnMapStart(const YAML::Mark&, const std::string&, YAML::anchor_t,
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YAML::EmitterStyle::value) override {}
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void OnMapEnd() override {}
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};
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void parse(std::istream& input) {
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try {
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YAML::Node doc = YAML::Load(input);
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std::cout << doc << "\n";
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} catch (const YAML::Exception& e) {
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std::cerr << e.what() << "\n";
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}
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}
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int main(int argc, char** argv) {
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if (argc > 1) {
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std::ifstream fin;
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fin.open(argv[1]);
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parse(fin);
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} else {
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parse(std::cin);
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}
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return 0;
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}
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