json/doc/examples/diff.cpp

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#include <iostream>
#include <iomanip> // for std::setw
#include "json.hpp"
2016-04-26 05:17:04 +08:00
using json = nlohmann::json;
int main()
{
// the source document
json source = R"(
{
"baz": "qux",
"foo": "bar"
}
)"_json;
// the target document
json target = R"(
{
"baz": "boo",
"hello": [
"world"
]
}
)"_json;
// create the patch
json patch = json::diff(source, target);
// roundtrip
json patched_source = source.patch(patch);
// output patch and roundtrip result
std::cout << std::setw(4) << patch << "\n\n"
<< std::setw(4) << patched_source << std::endl;
}