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experimental-genesis    1 //  /****************************\
experimental-genesis    2 // *      EXPERIMENTAL BRANCH.    *
experimental-genesis    3 // *    FOR LABORATORY USE ONLY.  *
experimental-genesis    4 // ********************************
experimental-genesis    5 //           ************
experimental-genesis    6 //          **************
experimental-genesis    7 //         ****************
experimental-genesis    8 //        ****   ****   ****
experimental-genesis    9 //        ***     ***    ***
experimental-genesis   10 //        ***     ***    ***
experimental-genesis   11 //         ***    * *    **
experimental-genesis   12 //         ******** ********
experimental-genesis   13 //         *******   ******
experimental-genesis   14 //             ***   **
experimental-genesis   15 //           *  ******* **
experimental-genesis   16 //           ** * * * * *
experimental-genesis   17 //     **     *         *     ***
experimental-genesis   18 //    ****    * *     * *    ****
experimental-genesis   19 //    ****    *** * * **     ***
experimental-genesis   20 //     ****    *********   ******
experimental-genesis   21 //    *******    *****    *******
experimental-genesis   22 //    *********        ****** **
experimental-genesis   23 //     **   ******   ******
experimental-genesis   24 //            **  *******       **
experimental-genesis   25 //    **       *******         ***
experimental-genesis   26 //   ****   ********  ************
experimental-genesis   27 //   ************    ************
experimental-genesis   28 //    ********             *******
experimental-genesis   29 //   ******                   ****
experimental-genesis   30 //    ***                      ***
experimental-genesis   31 // ********************************
experimental-genesis   32 #ifndef JSON_SPIRIT_READ_STREAM
experimental-genesis   33 #define JSON_SPIRIT_READ_STREAM
experimental-genesis   34 
experimental-genesis   35 //          Copyright John W. Wilkinson 2007 - 2009.
experimental-genesis   36 // Distributed under the MIT License, see accompanying file LICENSE.txt
experimental-genesis   37 
experimental-genesis   38 // json spirit version 4.03
experimental-genesis   39 
experimental-genesis   40 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
experimental-genesis   41 # pragma once
experimental-genesis   42 #endif
experimental-genesis   43 
experimental-genesis   44 #include "json_spirit_reader_template.h"
experimental-genesis   45 
experimental-genesis   46 namespace json_spirit
experimental-genesis   47 {
experimental-genesis   48     // these classes allows you to read multiple top level contiguous values from a stream,
experimental-genesis   49     // the normal stream read functions have a bug that prevent multiple top level values 
experimental-genesis   50     // from being read unless they are separated by spaces
experimental-genesis   51 
experimental-genesis   52     template< class Istream_type, class Value_type >
experimental-genesis   53     class Stream_reader
experimental-genesis   54     {
experimental-genesis   55     public:
experimental-genesis   56 
experimental-genesis   57         Stream_reader( Istream_type& is )
experimental-genesis   58         :   iters_( is )
experimental-genesis   59         {
experimental-genesis   60         }
experimental-genesis   61 
experimental-genesis   62         bool read_next( Value_type& value )
experimental-genesis   63         {
experimental-genesis   64             return read_range( iters_.begin_, iters_.end_, value );
experimental-genesis   65         }
experimental-genesis   66 
experimental-genesis   67     private:
experimental-genesis   68 
experimental-genesis   69         typedef Multi_pass_iters< Istream_type > Mp_iters;
experimental-genesis   70 
experimental-genesis   71         Mp_iters iters_;
experimental-genesis   72     };
experimental-genesis   73 
experimental-genesis   74     template< class Istream_type, class Value_type >
experimental-genesis   75     class Stream_reader_thrower
experimental-genesis   76     {
experimental-genesis   77     public:
experimental-genesis   78 
experimental-genesis   79         Stream_reader_thrower( Istream_type& is )
experimental-genesis   80         :   iters_( is )
experimental-genesis   81         ,    posn_begin_( iters_.begin_, iters_.end_ )
experimental-genesis   82         ,    posn_end_( iters_.end_, iters_.end_ )
experimental-genesis   83         {
experimental-genesis   84         }
experimental-genesis   85 
experimental-genesis   86         void read_next( Value_type& value )
experimental-genesis   87         {
experimental-genesis   88             posn_begin_ = read_range_or_throw( posn_begin_, posn_end_, value );
experimental-genesis   89         }
experimental-genesis   90 
experimental-genesis   91     private:
experimental-genesis   92 
experimental-genesis   93         typedef Multi_pass_iters< Istream_type > Mp_iters;
experimental-genesis   94         typedef spirit_namespace::position_iterator< typename Mp_iters::Mp_iter > Posn_iter_t;
experimental-genesis   95 
experimental-genesis   96         Mp_iters iters_;
experimental-genesis   97         Posn_iter_t posn_begin_, posn_end_;
experimental-genesis   98     };
experimental-genesis   99 }
experimental-genesis  100 
experimental-genesis  101 #endif