Check NEP11 methods

[Ashuaidehao]

[roman-khimov]

Hi, neo-project/neo#1883. You can take a look at https://pkg.go.dev/github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest/standard#CheckABI as well, it has compliance checks implemented properly.

[cschuchardt88]

@Ashuaidehao @vncoelho

Basic Simple Check

if (Decimals == 0)
{
  return BalanceOf(ownerAddress);
}
else
{
  return BalanceOf(ownerAddress, tokenId);
}

[Jim8y]

close as author agrees this is not necessary