Function load_json

tests/unit/command/command_tests.cpp:451–465

Write JSON to a temp file, load into a CDB, remove the file. Returns the number of entries loaded.

/// Write JSON to a temp file, load into a CDB, remove the file.
/// Returns the number of entries loaded.
std::size_t load_json(CompilationDatabase& database, llvm::StringRef json) {
    auto path = fs::createTemporaryFile("cdb", "json");
    if(!path)
        return 0;
    {
        std::error_code ec;
        llvm::raw_fd_ostream out(*path, ec);
        if(ec)
            return 0;
        out << json;
    }
    auto count = database.load(*path).value_or(0);
    llvm::sys::fs::remove(*path);
    return count;
}

TEST_CASE(LoadMixedFormats) {
    /// "arguments" array and "command" string can coexist in the same CDB.