[Boost-commit] svn:boost r63428 - trunk/boost/property_tree/detail

Subject: [Boost-commit] svn:boost r63428 - trunk/boost/property_tree/detail
From: sebastian.redl_at_[hidden]
Date: 2010-06-29 09:59:34

Author: cornedbee
Date: 2010-06-29 09:59:30 EDT (Tue, 29 Jun 2010)
New Revision: 63428
URL: http://svn.boost.org/trac/boost/changeset/63428

Log:
Generate and parse escaped forward slashes in JSON.
Text files modified: 
   trunk/boost/property_tree/detail/json_parser_read.hpp  |    30 +++++++++++++++++-------------          
   trunk/boost/property_tree/detail/json_parser_write.hpp |    10 +++++++---                              
   2 files changed, 24 insertions(+), 16 deletions(-)

Modified: trunk/boost/property_tree/detail/json_parser_read.hpp
==============================================================================
--- trunk/boost/property_tree/detail/json_parser_read.hpp	(original)
+++ trunk/boost/property_tree/detail/json_parser_read.hpp	2010-06-29 09:59:30 EDT (Tue, 29 Jun 2010)
@@ -128,6 +128,7 @@
                 {
                     case Ch('\"'): c.string += Ch('\"'); break;
                     case Ch('\\'): c.string += Ch('\\'); break;
+                    case Ch('/'): c.string += Ch('/'); break;
                     case Ch('b'): c.string += Ch('\b'); break;
                     case Ch('f'): c.string += Ch('\f'); break;
                     case Ch('n'): c.string += Ch('\n'); break;
@@ -238,21 +239,24 @@
                           !chset_p(detail::widen<Ch>("-+").c_str()) >>
                           +digit_p)
                         ;
-                
-                string 
+
+                string
                     =   +(lexeme_d[confix_p('\"', *character, '\"')])
                         ;
-                
-                character 
-                    =   (anychar_p - "\\" - "\"")[typename Context::a_char(self.c)] 
-                        | ch_p("\\") >> expect_escape(escape)
-                        ;
-                
-                escape 
-                    =   chset_p(detail::widen<Ch>("\"\\bfnrt").c_str())[typename Context::a_escape(self.c)] 
-                        | 'u' >> uint_parser<unsigned long, 16, 4, 4>()[typename Context::a_unicode(self.c)]
-                        ;
-                
+
+                character
+                    =   (anychar_p - "\\" - "\"")
+                            [typename Context::a_char(self.c)]
+                    |   ch_p("\\") >> expect_escape(escape)
+                    ;
+
+                escape
+                    =   chset_p(detail::widen<Ch>("\"\\/bfnrt").c_str())
+                            [typename Context::a_escape(self.c)]
+                    |   'u' >> uint_parser<unsigned long, 16, 4, 4>()
+                            [typename Context::a_unicode(self.c)]
+                    ;
+
                 // Debug
                 BOOST_SPIRIT_DEBUG_RULE(root);
                 BOOST_SPIRIT_DEBUG_RULE(object);

Modified: trunk/boost/property_tree/detail/json_parser_write.hpp
==============================================================================
--- trunk/boost/property_tree/detail/json_parser_write.hpp	(original)
+++ trunk/boost/property_tree/detail/json_parser_write.hpp	2010-06-29 09:59:30 EDT (Tue, 29 Jun 2010)
@@ -12,6 +12,7 @@
 
 #include <boost/property_tree/ptree.hpp>
 #include <boost/next_prior.hpp>
+#include <boost/type_traits/make_unsigned.hpp>
 #include <string>
 #include <ostream>
 #include <iomanip>
@@ -31,19 +32,22 @@
             // This assumes an ASCII superset. But so does everything in PTree.
             // We escape everything outside ASCII, because this code can't
             // handle high unicode characters.
-            if (*b == 0x20 || *b == 0x21 ||
-                (*b >= 0x23 && *b <= 0x5B) || (*b >= 0x5D && *b <= 0xFF))
+            if (*b == 0x20 || *b == 0x21 || (*b >= 0x23 && *b <= 0x2E) ||
+                (*b >= 0x30 && *b <= 0x5B) || (*b >= 0x5D && *b <= 0xFF))
                 result += *b;
             else if (*b == Ch('\b')) result += Ch('\\'), result += Ch('b');
             else if (*b == Ch('\f')) result += Ch('\\'), result += Ch('f');
             else if (*b == Ch('\n')) result += Ch('\\'), result += Ch('n');
             else if (*b == Ch('\r')) result += Ch('\\'), result += Ch('r');
+            else if (*b == Ch('/')) result += Ch('\\'), result += Ch('/');
             else if (*b == Ch('"'))  result += Ch('\\'), result += Ch('"');
             else if (*b == Ch('\\')) result += Ch('\\'), result += Ch('\\');
             else
             {
                 const char *hexdigits = "0123456789ABCDEF";
-                unsigned long u = (std::min)(static_cast<unsigned long>(*b),
+                typedef typename make_unsigned<Ch>::type UCh;
+                unsigned long u = (std::min)(static_cast<unsigned long>(
+                                                 static_cast<UCh>(*b)),
                                              0xFFFFul);
                 int d1 = u / 4096; u -= d1 * 4096;
                 int d2 = u / 256; u -= d2 * 256;