forward spaces to wrapper types (#79)

Author: jishnub

Project.toml

@@ -17,7 +17,7 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 
 [compat]
 AbstractFFTs = "0.5, 1"
-ApproxFunBase = "0.7.54, 0.8"
+ApproxFunBase = "0.8"
 ApproxFunBaseTest = "0.1"
 Aqua = "0.5"
 BandedMatrices = "0.16, 0.17"

src/FourierOperators.jl

@@ -140,7 +140,9 @@ end
 function Derivative(S::Fourier{<:Circle}, k::Number)
     assert_integer(k)
     @assert k > 0 "order of derivative must be > 0"
-    DerivativeWrapper(Derivative(Laurent(S),k)*Conversion(S,Laurent(S)),k)
+    DerivOp = Derivative(Laurent(S),k)
+    ConvertOp = Conversion(S,Laurent(S))
+    DerivativeWrapper(DerivOp * ConvertOp, k, S, rangespace(DerivOp))
 end
 
 Integral(::CosSpace, m::Number) =

src/LaurentOperators.jl

@@ -189,7 +189,9 @@ function Integral(S::SubSpace{<:Hardy{false,<:Circle}, <:AbstractInfUnitRange{In
     else
         @assert first(S.index) > k+1
         S2=S.space|(k+1:∞)
-        IntegralWrapper(ConcreteIntegral(S2,k)*Converion(S,S2),k)
+        Integralop = ConcreteIntegral(S2,k)
+        ConvertOp = Converion(S,S2)
+        IntegralWrapper(Integralop * ConvertOp, k, S, rangespace(Integralop))
     end
 end