(motive : Lean.Expr → Sort u_1) →
  (e : Lean.Expr) →
    ((typeName : Lean.Name) → (idx : ℕ) → (e : Lean.Expr) → motive (Lean.Expr.proj typeName idx e)) →
      ((binderName : Lean.Name) →
          (d b : Lean.Expr) → (binderInfo : Lean.BinderInfo) → motive (Lean.Expr.forallE binderName d b binderInfo)) →
        ((binderName : Lean.Name) →
            (d b : Lean.Expr) → (binderInfo : Lean.BinderInfo) → motive (Lean.Expr.lam binderName d b binderInfo)) →
          ((declName : Lean.Name) →
              (t v b : Lean.Expr) → (nondep : Bool) → motive (Lean.Expr.letE declName t v b nondep)) →
            ((f a : Lean.Expr) → motive (f.app a)) →
              ((data : Lean.MData) → (b : Lean.Expr) → motive (Lean.Expr.mdata data b)) →
                ((mvarId : Lean.MVarId) → motive (Lean.Expr.mvar mvarId)) →
                  ((fvarId : Lean.FVarId) → motive (Lean.Expr.fvar fvarId)) → ((x : Lean.Expr) → motive x) → motive e