scan_comment()

template<typename BasicJsonType , typename InputAdapterType >

bool nlohmann::detail::lexer< BasicJsonType, InputAdapterType >::scan_comment ( )

inlineprivate

scan a comment

Returns

whether comment could be scanned successfully

Definition at line 7441 of file json.hpp.

    {
        switch (get())
        {
            // single-line comments skip input until a newline or EOF is read
            case '/':
            {
                while (true)
                {
                    switch (get())
                    {
                        case '\n':
                        case '\r':
                        case std::char_traits<char_type>::eof():
                        case '\0':
                            return true;
 
                        default:
                            break;
                    }
                }
            }
 
            // multi-line comments skip input until */ is read
            case '*':
            {
                while (true)
                {
                    switch (get())
                    {
                        case std::char_traits<char_type>::eof():
                        case '\0':
                        {
                            error_message = "invalid comment; missing closing '*/'";
                            return false;
                        }
 
                        case '*':
                        {
                            switch (get())
                            {
                                case '/':
                                    return true;
 
                                default:
                                {
                                    unget();
                                    continue;
                                }
                            }
                        }
 
                        default:
                            continue;
                    }
                }
            }
 
            // unexpected character after reading '/'
            default:
            {
                error_message = "invalid comment; expecting '/' or '*' after '/'";
                return false;
            }
        }
    }