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-rw-r--r--json/json_spirit_value.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/json/json_spirit_value.h b/json/json_spirit_value.h
index e8be355300..e9bcd36b80 100644
--- a/json/json_spirit_value.h
+++ b/json/json_spirit_value.h
@@ -24,6 +24,7 @@
namespace json_spirit
{
enum Value_type{ obj_type, array_type, str_type, bool_type, int_type, real_type, null_type };
+ static const char* Value_type_name[]={"obj", "array", "str", "bool", "int", "real", "null"};
template< class Config > // Config determines whether the value uses std::string or std::wstring and
// whether JSON Objects are represented as vectors or maps
@@ -341,7 +342,8 @@ namespace json_spirit
{
std::ostringstream os;
- os << "value type is " << type() << " not " << vtype;
+ /// satoshi: tell the types by name instead of by number
+ os << "value is type " << Value_type_name[type()] << ", expected " << Value_type_name[vtype];
throw std::runtime_error( os.str() );
}