Implement isResolved for middle/Cast
Implement isResolved for middle/Cast

marcusnaslund/rock,thomasfanell/rock,magic-lang/rock,fasterthanlime/rock,zhaihj/rock,magic-lang/rock,ooc-lang/rock,zhaihj/rock,ooc-lang/rock,thomasfanell/rock,fasterthanlime/rock,ds84182/rock,marcusnaslund/rock,kirbyfan64/rock,shamanas/rock,cogneco/rock,davidhesselbom/rock,ds84182/rock,jonathanudd/rock,jonathanudd/rock,kirbyfan64/rock,fredrikbryntesson/rock,fredrikbryntesson/rock,davidhesselbom/rock,cogneco/rock,shamanas/rock