Import deps transitively in extension (#923)

* Import deps transitively in extension

* Add comment

Author: jishnub

Project.toml

@@ -1,6 +1,6 @@
 name = "ApproxFun"
 uuid = "28f2ccd6-bb30-5033-b560-165f7b14dc2f"
-version = "0.13.24"
+version = "0.13.25"
 
 [deps]
 AbstractFFTs = "621f4979-c628-5d54-868e-fcf4e3e8185c"
@@ -41,6 +41,7 @@ DualNumbers = "0.6.2"
 FFTW = "1"
 FastTransforms = "0.13, 0.14, 0.15"
 IntervalSets = "0.7.5"
+LinearAlgebra = "1.6"
 RecipesBase = "1.0"
 Reexport = "1.0"
 SpecialFunctions = "1.1, 2"

ext/ApproxFunDualNumbersExt.jl

@@ -2,10 +2,12 @@ module ApproxFunDualNumbersExt
 
 using DualNumbers
 using ApproxFun
-using ApproxFun: TransformPlan, ITransformPlan
-import ApproxFunBase: valsdomain_type_promote
-using DomainSets
-import FastTransforms: ChebyshevTransformPlan, IChebyshevTransformPlan,
+# Specifying the full namespace is necessary because of https://github.com/JuliaLang/julia/issues/48533
+# See https://github.com/JuliaStats/LogExpFunctions.jl/pull/63
+using ApproxFun.ApproxFunBase: TransformPlan, ITransformPlan
+import ApproxFun.ApproxFunBase: valsdomain_type_promote
+using ApproxFun.DomainSets
+import ApproxFun.FastTransforms: ChebyshevTransformPlan, IChebyshevTransformPlan,
                         plan_chebyshevtransform, plan_chebyshevtransform!,
                         plan_ichebyshevtransform, plan_ichebyshevtransform!