[EOSIO/eos] Add support for fixed sized array type in contract structs. (#5193)

taokayan commented on this pull request.

> @@ -32,15 +32,33 @@ namespace eosio { namespace chain {
template
auto pack_unpack() {
return std::make_pair(
— []( fc::datastream& stream, bool is_array, bool is_optional) -> fc::variant {
— if( is_array )
+ []( fc::datastream& stream, bool is_array, bool is_optional, int fixed_array_size) -> fc::variant {

Understand. Thanks @heifner for your time and effort!