From 6c251500060d7bec2dc6002d24e03485480022ae Mon Sep 17 00:00:00 2001
From: David Widmann <devmotion@users.noreply.github.com>
Date: Tue, 15 Jun 2021 23:13:54 +0200
Subject: [PATCH] Simplify definitions of `variate_form` and `value_support`
 (#1347)

---
 src/common.jl | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/common.jl b/src/common.jl
index f3ddf6ba6..36c19a5bc 100644
--- a/src/common.jl
+++ b/src/common.jl
@@ -130,11 +130,9 @@ const ContinuousMultivariateDistribution = Distribution{Multivariate,  Continuou
 const DiscreteMatrixDistribution         = Distribution{Matrixvariate, Discrete}
 const ContinuousMatrixDistribution       = Distribution{Matrixvariate, Continuous}
 
-variate_form(::Type{Distribution{VF,VS}}) where {VF<:VariateForm,VS<:ValueSupport} = VF
-variate_form(::Type{T}) where {T<:Distribution} = variate_form(supertype(T))
+variate_form(::Type{<:Distribution{VF}}) where {VF} = VF
 
-value_support(::Type{Distribution{VF,VS}}) where {VF<:VariateForm,VS<:ValueSupport} = VS
-value_support(::Type{T}) where {T<:Distribution} = value_support(supertype(T))
+value_support(::Type{<:Distribution{VF,VS}}) where {VF,VS} = VS
 
 # allow broadcasting over distribution objects
 # to be decided: how to handle multivariate/matrixvariate distributions?