Conditionally remove BernoulliLogit (#1892)

Author: devmotion

Project.toml

@@ -1,6 +1,6 @@
 name = "Turing"
 uuid = "fce5fe82-541a-59a6-adf8-730c64b5f9a0"
-version = "0.21.12"
+version = "0.21.13"
 
 [deps]
 AbstractMCMC = "80f14c24-f653-4e6a-9b94-39d6b0f70001"

src/Turing.jl

@@ -140,7 +140,7 @@ export  @model,                 # modelling
         Flat,
         FlatPos,
         BinomialLogit,
-        BernoulliLogit,
+        BernoulliLogit,         # Part of Distributions >= 0.25.77
         OrderedLogistic,
         LogPoisson,
         NamedDist,

src/stdlib/distributions.jl

@@ -109,12 +109,15 @@ function Base.rand(rng::Random.AbstractRNG, d::BinomialLogit)
 end
 Distributions.sampler(d::BinomialLogit) = sampler(Binomial(d.n, logistic(d.logitp)))
 
-"""
-    BernoulliLogit(logitp::Real)
-
-Create a univariate logit-parameterised Bernoulli distribution.
-"""
-BernoulliLogit(logitp::Real) = BinomialLogit(1, logitp)
+# Part of Distributions >= 0.25.77
+if !isdefined(Distributions, :BernoulliLogit)
+    """
+        BernoulliLogit(logitp::Real)
+
+    Create a univariate logit-parameterised Bernoulli distribution.
+    """
+    BernoulliLogit(logitp::Real) = BinomialLogit(1, logitp)
+end
 
 """
     OrderedLogistic(η, c::AbstractVector)