Report error if a type provides list contains a non-trait or interface
Report error if a type provides list contains a non-trait or interface

Praetonus/ponyc,malthe/ponyc,dckc/ponyc,kulibali/ponyc,Perelandric/ponyc,darach/ponyc,ponylang/ponyc,pap/ponyc,CausalityLtd/ponyc,Perelandric/ponyc,kulibali/ponyc,mkfifo/ponyc,jupvfranco/ponyc,darach/ponyc,doublec/ponyc,dipinhora/ponyc,malthe/ponyc,ryanai3/ponyc,kulibali/ponyc,cquinn/ponyc,kulibali/ponyc,sgebbie/ponyc,Theodus/ponyc,mkfifo/ponyc,Theodus/ponyc,mkfifo/ponyc,boemmels/ponyc,CausalityLtd/ponyc,dipinhora/ponyc,Praetonus/ponyc,Theodus/ponyc,jupvfranco/ponyc,Praetonus/ponyc,sgebbie/ponyc,boemmels/ponyc,jemc/ponyc,Perelandric/ponyc,boemmels/ponyc,Theodus/ponyc,cquinn/ponyc,Praetonus/ponyc,CausalityLtd/ponyc,boemmels/ponyc,Theodus/ponyc,dipinhora/ponyc,sgebbie/ponyc,lukecheeseman/ponyta,jemc/ponyc,shlomif/ponyc,jemc/ponyc,jupvfranco/ponyc,jonas-l/ponyc,Perelandric/ponyc,doublec/ponyc,ponylang/ponyc,jonas-l/ponyc,malthe/ponyc,lukecheeseman/ponyta,pap/ponyc,malthe/ponyc,jupvfranco/ponyc,boemmels/ponyc,shlomif/ponyc,dckc/ponyc,sgebbie/ponyc,sgebbie/ponyc,mkfifo/ponyc,lukecheeseman/ponyta,cquinn/ponyc,darach/ponyc,jonas-l/ponyc,ryanai3/ponyc,cquinn/ponyc,jupvfranco/ponyc,pap/ponyc,ryanai3/ponyc,ponylang/ponyc,Perelandric/ponyc,doublec/ponyc,mkfifo/ponyc