aboutsummaryrefslogtreecommitdiff
path: root/src/json/json_spirit_stream_reader.h
diff options
context:
space:
mode:
authorWladimir J. van der Laan <laanwj@gmail.com>2011-06-11 22:11:58 +0200
committerWladimir J. van der Laan <laanwj@gmail.com>2011-06-11 22:11:58 +0200
commitba4081c1fcaddf361abd61b2721994eff5475bb3 (patch)
tree8667eac9e13bde9d006407b55b73bacc830f46e6 /src/json/json_spirit_stream_reader.h
parent5813089e0b5ab9cff50192f0068d256eb2602316 (diff)
move back to original directory structure
Diffstat (limited to 'src/json/json_spirit_stream_reader.h')
-rw-r--r--src/json/json_spirit_stream_reader.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/src/json/json_spirit_stream_reader.h b/src/json/json_spirit_stream_reader.h
new file mode 100644
index 0000000000..7e59c9adc2
--- /dev/null
+++ b/src/json/json_spirit_stream_reader.h
@@ -0,0 +1,70 @@
+#ifndef JSON_SPIRIT_READ_STREAM
+#define JSON_SPIRIT_READ_STREAM
+
+// Copyright John W. Wilkinson 2007 - 2009.
+// Distributed under the MIT License, see accompanying file LICENSE.txt
+
+// json spirit version 4.03
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include "json_spirit_reader_template.h"
+
+namespace json_spirit
+{
+ // these classes allows you to read multiple top level contiguous values from a stream,
+ // the normal stream read functions have a bug that prevent multiple top level values
+ // from being read unless they are separated by spaces
+
+ template< class Istream_type, class Value_type >
+ class Stream_reader
+ {
+ public:
+
+ Stream_reader( Istream_type& is )
+ : iters_( is )
+ {
+ }
+
+ bool read_next( Value_type& value )
+ {
+ return read_range( iters_.begin_, iters_.end_, value );
+ }
+
+ private:
+
+ typedef Multi_pass_iters< Istream_type > Mp_iters;
+
+ Mp_iters iters_;
+ };
+
+ template< class Istream_type, class Value_type >
+ class Stream_reader_thrower
+ {
+ public:
+
+ Stream_reader_thrower( Istream_type& is )
+ : iters_( is )
+ , posn_begin_( iters_.begin_, iters_.end_ )
+ , posn_end_( iters_.end_, iters_.end_ )
+ {
+ }
+
+ void read_next( Value_type& value )
+ {
+ posn_begin_ = read_range_or_throw( posn_begin_, posn_end_, value );
+ }
+
+ private:
+
+ typedef Multi_pass_iters< Istream_type > Mp_iters;
+ typedef spirit_namespace::position_iterator< typename Mp_iters::Mp_iter > Posn_iter_t;
+
+ Mp_iters iters_;
+ Posn_iter_t posn_begin_, posn_end_;
+ };
+}
+
+#endif