json/docs/examples/diff.cpp
Florian Albrechtskirchinger 9aafcbe965
Move UDLs out of the global namespace (#3605)
* Move UDLs into nlohmann::literals::json_literals namespace

* Add 'using namespace' to unit tests

* Add 'using namespace' to examples

* Add 'using namespace' to README

* Move UDL mkdocs pages out of basic_json/

* Update documentation

* Update docset index

* Add JSON_GlobalUDLs CMake option

* Add unit test

* Build examples without global UDLs

* Add CI target
2022-07-31 17:38:52 +02:00

38 lines
741 B
C++

#include <iostream>
#include <iomanip>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
using namespace nlohmann::literals;
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;
}