void to_stream( T& os, const variant& v, json::output_formatting format )
{
switch( v.get_type() )
{
case variant::null_type:
os << "null";
return;
case variant::int64_type:
{
int64_t i = v.as_int64();
if( format == json::stringify_large_ints_and_doubles &&
i > 0xffffffff )
os << '"'<<v.as_string()<<'"';
else
os << i;
return;
}
case variant::uint64_type:
{
uint64_t i = v.as_uint64();
if( format == json::stringify_large_ints_and_doubles &&
i > 0xffffffff )
os << '"'<<v.as_string()<<'"';
else
os << i;
return;
}
case variant::double_type:
if (format == json::stringify_large_ints_and_doubles)
os << '"'<<v.as_string()<<'"';
else
os << v.as_string();
return;
case variant::bool_type:
os << v.as_string();
return;
case variant::string_type:
escape_string( v.get_string(), os );
return;
case variant::blob_type:
escape_string( v.as_string(), os );
return;
case variant::array_type:
{
const variants& a = v.get_array();
to_stream( os, a, format );
return;
}
case variant::object_type:
{
const variant_object& o = v.get_object();
to_stream(os, o, format );
return;
}
}
}
void to_stream( T& os, const variant& v, json::output_formatting format, uint32_t max_depth )
{
FC_ASSERT( max_depth > 0, "Too many nested objects!" );
switch( v.get_type() )
{
case variant::null_type:
os << "null";
return;
case variant::int64_type:
if( format == json::stringify_large_ints_and_doubles &&
( v.as_int64() > INT32_MAX || v.as_int64() < INT32_MIN ) )
os << '"'<<v.as_string()<<'"';
else
os << v.as_int64();
return;
case variant::uint64_type:
if( format == json::stringify_large_ints_and_doubles &&
v.as_uint64() > 0xffffffff )
os << '"'<<v.as_string()<<'"';
else
os << v.as_uint64();
return;
case variant::double_type:
if (format == json::stringify_large_ints_and_doubles)
os << '"'<<v.as_string()<<'"';
else
os << v.as_string();
return;
case variant::bool_type:
os << v.as_string();
return;
case variant::string_type:
escape_string( v.get_string(), os );
return;
case variant::blob_type:
escape_string( v.as_string(), os );
return;
case variant::array_type:
to_stream( os, v.get_array(), format, max_depth - 1 );
return;
case variant::object_type:
to_stream(os, v.get_object(), format, max_depth - 1 );
return;
default:
FC_THROW_EXCEPTION( fc::invalid_arg_exception, "Unsupported variant type: ${type}", ( "type", v.get_type() ) );
}
}
