@[inline]

def ReaderT.orElse {m : Type u_1 → Type u_2} {ρ : Type u_1} {α : Type u_1} [Alternative m] (x₁ : ReaderT ρ m α) (x₂ : Unit → ReaderT ρ m α) : ReaderT ρ m α

Equations

• x₁.orElse x₂ s = HOrElse.hOrElse (x₁ s) fun (x : Unit) => x₂ () s

@[inline]

def ReaderT.failure {m : Type u_1 → Type u_2} {ρ : Type u_1} {α : Type u_1} [Alternative m] : ReaderT ρ m α

Equations

• ReaderT.failure x = failure

instance ReaderT.instAlternativeOfMonad {m : Type u_1 → Type u_2} {ρ : Type u_1} [Alternative m] [Monad m] : Alternative (ReaderT ρ m)

Equations

• ReaderT.instAlternativeOfMonad = Alternative.mk (fun {α : Type u_1} => ReaderT.failure) fun {α : Type u_1} => ReaderT.orElse

instance instMonadControlReaderT {m : Type u_1 → Type u_2} {ρ : Type u_1} : MonadControl m (ReaderT ρ m)

Equations

• One or more equations did not get rendered due to their size.

@[always_inline]

instance ReaderT.tryFinally {m : Type u_1 → Type u_2} {ρ : Type u_1} [MonadFinally m] [Monad m] : MonadFinally (ReaderT ρ m)

Equations

• ReaderT.tryFinally = { tryFinally' := fun {α β : Type u_1} (x : ReaderT ρ m α) (h : Option α → ReaderT ρ m β) (ctx : ρ) => tryFinally' (x ctx) fun (a? : Option α) => h a? ctx }

@[reducible]

def ReaderM (ρ : Type u) (α : Type u) : Type u

Equations

• ReaderM ρ = ReaderT ρ Id