| R | Parsley.Internal.Common.Indexed, Parsley.Internal.Common |
| raise | Parsley.Internal.Backend.Machine.Ops |
| readΣ | Parsley.Internal.Backend.Machine.Ops |
| RecBuilder | Parsley.Internal.Backend.Machine.Ops |
| RefundCoins | Parsley.Internal.Backend.Machine.Instructions, Parsley.Internal.Backend.Machine |
| refundCoins | Parsley.Internal.Backend.Machine.Instructions, Parsley.Internal.Backend.Machine |
| Reg | |
| 1 (Type/Class) | Parsley.Internal.Core.CombinatorAST, Parsley.Internal.Core.Primitives, Parsley.Internal, Parsley.Register |
| 2 (Data Constructor) | Parsley.Internal.Core.CombinatorAST |
| Regs | Parsley.Internal.Backend.Machine.LetBindings |
| relevancy | Parsley.Internal.Backend.InstructionAnalyser |
| Rep | Parsley.Internal.Backend.Machine.InputRep |
| repeat | Parsley.Applicative, Parsley |
| RepKind | Parsley.Internal.Backend.Machine.InputRep |
| replicateVec | Parsley.Internal.Common.Vec, Parsley.Internal.Common |
| representationTypes | Parsley.Internal.Backend.Machine.InputRep |
| RequiresCut | Parsley.Internal.Core.CombinatorAST |
| resume | Parsley.Internal.Backend.Machine.Ops |
| Ret | Parsley.Internal.Backend.Machine.Instructions, Parsley.Internal.Backend.Machine |
| retCont | Parsley.Internal.Backend.Machine.State |
| ReturnOps | Parsley.Internal.Backend.Machine.Ops |
| returnST | Parsley.Internal.Backend.Machine.Ops |
| rollback | Parsley.Register |
| run | Parsley.Internal.Backend.Machine.State |
| runFresh | Parsley.Internal.Common.Fresh, Parsley.Internal.Common |
| RunFreshT | Parsley.Internal.Common.Fresh, Parsley.Internal.Common |
| runFreshT | Parsley.Internal.Common.Fresh, Parsley.Internal.Common |
| runParser | Parsley |
| runState | Parsley.Internal.Common.State |
| runStateT | Parsley.Internal.Common.State |