From 1e52cd0b64f0f6736b5dc7c3c21925a55d096966 Mon Sep 17 00:00:00 2001
From: Tor Erlend Fjelde <tor.erlend95@gmail.com>
Date: Mon, 23 Sep 2024 12:45:31 +0100
Subject: [PATCH 1/3] Added test for ambiguity

---
 test/runtests.jl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/runtests.jl b/test/runtests.jl
index 59ba7d4..8c4f4fa 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -271,6 +271,15 @@ include("util.jl")
             σ² = 1e-3
             spl1 = MALA(x -> MvNormal((σ² / 2) .* x, σ² * I))
 
+            # Without `initial_params` this should error.
+            @test_throws ErrorException sample(
+                model, spl1, 1000;
+                chain_type=StructArray,
+                param_names=["μ", "σ"],
+                discard_initial=100,
+                progress=false
+            )
+
             # Sample from the posterior with initial parameters.
             chain1 = sample(
                 model, spl1, 1000;

From 9c61b360017779b2fffdcd6553f2084908d31b47 Mon Sep 17 00:00:00 2001
From: Tor Erlend Fjelde <tor.erlend95@gmail.com>
Date: Mon, 23 Sep 2024 12:46:18 +0100
Subject: [PATCH 2/3] Fixed ambiguity

---
 src/MALA.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/MALA.jl b/src/MALA.jl
index b2fe402..7c260c7 100644
--- a/src/MALA.jl
+++ b/src/MALA.jl
@@ -20,7 +20,7 @@ end
 
 logdensity(model::DensityModelOrLogDensityModel, t::GradientTransition) = t.lp
 
-propose(rng::Random.AbstractRNG, ::MALA, model) = error("please specify initial parameters")
+propose(::Random.AbstractRNG, ::MALA, ::DensityModelOrLogDensityModel) = error("please specify initial parameters")
 function transition(sampler::MALA, model::DensityModelOrLogDensityModel, params, accepted)
     return GradientTransition(params, logdensity_and_gradient(model, params)..., accepted)
 end

From 0e1538f63b1fef1eb20f5d72edbdd875d052bd6c Mon Sep 17 00:00:00 2001
From: Tor Erlend Fjelde <tor.erlend95@gmail.com>
Date: Mon, 23 Sep 2024 12:47:08 +0100
Subject: [PATCH 3/3] Bump patch version

---
 Project.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Project.toml b/Project.toml
index f4c1771..bb95eea 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "AdvancedMH"
 uuid = "5b7e9947-ddc0-4b3f-9b55-0d8042f74170"
-version = "0.8.2"
+version = "0.8.3"
 
 [deps]
 AbstractMCMC = "80f14c24-f653-4e6a-9b94-39d6b0f70001"