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📝 fixing documentation #867

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The example in the documentation on how to "force" an array of arrays was wrong since the first release. Fixed the documentation and added checks for the README unit tests.
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Niels Lohmann 2017-12-10 12:32:20 +01:00
parent 0693945230
commit 772bb3cc20
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3 changed files with 15 additions and 8 deletions
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2
README.md
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@ -160,7 +160,7 @@ json empty_object_implicit = json({});
json empty_object_explicit = json::object();
// a way to express an _array_ of key/value pairs [["currency", "USD"], ["value", 42.99]]
json array_not_object = { json::array({"currency", "USD"}), json::array({"value", 42.99}) };
json array_not_object = json::array({ {"currency", "USD"}, {"value", 42.99} });
```

9
test/src/unit-readme.cpp
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@ -100,13 +100,20 @@ TEST_CASE("README", "[hide]")
{
// ways to express the empty array []
json empty_array_implicit = {{}};
CHECK(empty_array_implicit.is_array());
json empty_array_explicit = json::array();
CHECK(empty_array_explicit.is_array());
// a way to express the empty object {}
json empty_object_explicit = json::object();
CHECK(empty_object_explicit.is_object());
// a way to express an _array_ of key/value pairs [["currency", "USD"], ["value", 42.99]]
json array_not_object = { json::array({"currency", "USD"}), json::array({"value", 42.99}) };
json array_not_object = json::array({ {"currency", "USD"}, {"value", 42.99} });
CHECK(array_not_object.is_array());
CHECK(array_not_object.size() == 2);
CHECK(array_not_object[0].is_array());
CHECK(array_not_object[1].is_array());
}
{