Description I am using a Physics console app that used 'json' as a dependency, and when i compile it it throws an error Reproduction steps git clone --recurse-submodules [email protected]:oscillation/Swim.git cd swim make Expected vs. actual results to compile properly instead of throwing the error...

Description I found it annoying when working with multiple tiny polymorphic classes, trying to provide identical interface for each of them, that I can't use the macro for a class that has no members to (de)serialize. Reproduction steps Use (probably) any of the NLOHMANN_DEFINE_TYPE_* macros with on...

Description Follow up of #3827 . As get<>() may not always work, the documentation SHOULD use template get<>() instead of get<>() in the examples to avoid confusion. Reproduction steps use the explicit conversion described in the example Expected vs. actual results expected: works...

@nlohmann This exact error happens enough that I'm wondering if there should be a more specific error message for it, such as "Error attempting to parse an empty input, check that your input string or stream contains the expected JSON." Originally posted by @gregmarr in #4028 (comment)

Description I have this error while parsing a valid JSON file [json.exception.parse_error.101] parse error at line 1, column 1: syntax error while parsing value - unexpected end of input; expected '[', '{', or a literal { "SitNum": "344", "Message": [ "/00004 00000/7250/22 045 1359", "/344/3660/01",...

Description An empty JSON object returns a size of 1rather than the expected size of 0. This is problematic because: accept() indicates this is valid JSON (because it is) parse() parses this as valid JSON (because it is) size() indicates 1 so we expect there to be at least one KV pair Using the ite...

Description Apologies that this is coming in as a bug. I cannot seem to select this as a documentation issue. I assume someone else has the ability to change the type after submission. As outlined in the discussion coming from #3942 and #4024, as someone who is trying to contribute to the documentat...

Description I only have limited time to work on this library. I am happy to review merge requests or answer support requests in discussions, but the biggest blocker there is right now is that the CI is failing, see #3985 If you have some spare time and have an idea why Clang C++20 mode fails to comp...

Description The following vulnerabilities were identified: CVE-2022-24439 - All versions of package gitpython are vulnerable to Remote Code Execution (RCE) due to improper user input validation, which makes it possible to inject a maliciously crafted remote URL into the clone command. Exploiting thi...

Description The flatten() function does not compile if an alternative string type is used, like in the unit-alt-string.cpp unit test Reproduction steps Add this test section to unit-alt-string.cpp and build the unit tests: SECTION("flatten") { alt_json j = alt_json::parse(R"({"foo": ["bar", "baz"]...