From ea3959e84463e2ac0d7e5c402d5750056cd331cc Mon Sep 17 00:00:00 2001
From: Vedant Puri <vedantpuri@gmail.com>
Date: Sun, 5 Feb 2023 19:56:51 -0500
Subject: [PATCH 1/2] switch diffeqoperators to scimloperators

---
 src/DiffEqBase.jl              | 4 ++--
 src/solve.jl                   | 2 +-
 test/affine_operators_tests.jl | 3 ++-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/DiffEqBase.jl b/src/DiffEqBase.jl
index e40d7b133..86fcb3293 100644
--- a/src/DiffEqBase.jl
+++ b/src/DiffEqBase.jl
@@ -44,8 +44,8 @@ import PreallocationTools
 import FunctionWrappersWrappers
 @reexport using SciMLBase
 
-using SciMLBase: @def, DEIntegrator, DEProblem, AbstractDiffEqOperator,
-                 AbstractDiffEqLinearOperator, AbstractDiffEqInterpolation,
+using SciMLBase: @def, DEIntegrator, DEProblem, AbstractSciMLOperator,
+                 AbstractDiffEqInterpolation,
                  DECallback, AbstractDEOptions, DECache, AbstractContinuousCallback,
                  AbstractDiscreteCallback, AbstractLinearProblem, AbstractNonlinearProblem,
                  AbstractOptimizationProblem, AbstractSteadyStateProblem,
diff --git a/src/solve.jl b/src/solve.jl
index 4f61feeac..43303a95c 100644
--- a/src/solve.jl
+++ b/src/solve.jl
@@ -1053,7 +1053,7 @@ function promote_f(f::F, ::Val{specialize}, u0, p, t) where {F, specialize}
     end
 
     @static if VERSION >= v"1.8-"
-        f = if f isa ODEFunction && isinplace(f) && !(f.f isa AbstractDiffEqOperator) &&
+        f = if f isa ODEFunction && isinplace(f) && !(f.f isa AbstractSciMLOperator) &&
                # Some reinitialization code still uses NLSolvers stuff which doesn't
                # properly tag, so opt-out if potentially a mass matrix DAE
                f.mass_matrix isa UniformScaling &&
diff --git a/test/affine_operators_tests.jl b/test/affine_operators_tests.jl
index 89c188fa8..7126bdc9b 100644
--- a/test/affine_operators_tests.jl
+++ b/test/affine_operators_tests.jl
@@ -1,8 +1,9 @@
 using DiffEqBase
+using SciMLBase
 using Test
 using Random
 
-mutable struct TestDiffEqOperator{T} <: DiffEqBase.AbstractDiffEqLinearOperator{T}
+mutable struct TestDiffEqOperator{T} <: SciMLBase.AbstractDiffEqLinearOperator{T}
     m::Int
     n::Int
 end

From ecd003d314bf5fe9e7e4541eb048fb9624d22b54 Mon Sep 17 00:00:00 2001
From: Vedant Puri <vedantpuri@gmail.com>
Date: Sun, 5 Feb 2023 20:05:10 -0500
Subject: [PATCH 2/2] update scimlbase compat

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

diff --git a/Project.toml b/Project.toml
index 9cccc398b..e4fd6191b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -63,7 +63,7 @@ PreallocationTools = "0.4"
 RecursiveArrayTools = "2"
 Reexport = "1.0"
 Requires = "1.0"
-SciMLBase = "1.73"
+SciMLBase = "1.82"
 Setfield = "0.8, 1"
 Static = "0.7, 0.8"
 StaticArrays = "1.0"