ReadSeekCloser is the interface that groups the basic Read, Seek and Close methods.
See also:
https://pkg.go.dev/io/#ReadSeekCloser
dynamicseek(_0:GoInt64, _1:GoInt):{_1:Error, _0:GoInt64}
dynamicread(_0:Slice<GoUInt8>):{_1:Error, _0:GoInt}
dynamicclose():Error
__underlying__():AnyInterface
Allows struct or interfaces to provide back type information.
Returns:
go.AnyInterface