From ef2411db59ee316ae3f3ec96493840ded9db1436 Mon Sep 17 00:00:00 2001
From: Vedant Puri <vedantpuri@gmail.com>
Date: Sun, 2 Jul 2023 17:01:16 -0400
Subject: [PATCH] comment out deprecations

---
 src/SciMLBase.jl  | 42 +++++++++++++++---------------
 src/deprecated.jl | 66 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 87 insertions(+), 21 deletions(-)

diff --git a/src/SciMLBase.jl b/src/SciMLBase.jl
index 36dbbb30a..1093f01e7 100644
--- a/src/SciMLBase.jl
+++ b/src/SciMLBase.jl
@@ -551,23 +551,23 @@ $(TYPEDEF)
 """
 abstract type AbstractSensitivitySolution{T, N, S} <: AbstractTimeseriesSolution{T, N, S} end
 
-# Misc
-# TODO - deprecate AbstractDiffEqOperator family
-"""
-$(TYPEDEF)
-"""
-abstract type AbstractDiffEqOperator{T} <: AbstractSciMLOperator{T} end
-
-"""
-$(TYPEDEF)
-"""
-abstract type AbstractDiffEqLinearOperator{T} <: AbstractDiffEqOperator{T} end
-
-"""
-$(TYPEDEF)
-"""
-abstract type AbstractDiffEqCompositeOperator{T} <: AbstractDiffEqLinearOperator{T} end
-
+# # Misc
+# # TODO - deprecate AbstractDiffEqOperator family
+# """
+# $(TYPEDEF)
+# """
+# abstract type AbstractDiffEqOperator{T} <: AbstractSciMLOperator{T} end
+#
+# """
+# $(TYPEDEF)
+# """
+# abstract type AbstractDiffEqLinearOperator{T} <: AbstractDiffEqOperator{T} end
+#
+# """
+# $(TYPEDEF)
+# """
+# abstract type AbstractDiffEqCompositeOperator{T} <: AbstractDiffEqLinearOperator{T} end
+#
 """
 $(TYPEDEF)
 
@@ -668,10 +668,10 @@ $(TYPEDEF)
 abstract type AbstractParameterizedFunction{iip} <: AbstractODEFunction{iip} end
 
 include("retcodes.jl")
-include("operators/operators.jl")
-include("operators/basic_operators.jl")
-include("operators/diffeq_operator.jl")
-include("operators/common_defaults.jl")
+# include("operators/operators.jl")
+# include("operators/basic_operators.jl")
+# include("operators/diffeq_operator.jl")
+# include("operators/common_defaults.jl")
 include("symbolic_utils.jl")
 include("performance_warnings.jl")
 
diff --git a/src/deprecated.jl b/src/deprecated.jl
index 2e6527e94..8bee0b097 100644
--- a/src/deprecated.jl
+++ b/src/deprecated.jl
@@ -16,3 +16,69 @@ const SciMLSolution = AbstractSciMLSolution
 
 # Deprecated `destats`
 @deprecate has_destats(x) has_stats(x) false
+
+# Deprecated operator interface
+const AbstractDiffEqOperator = AbstractSciMLOperator
+const AbstractDiffEqLinearOperator = AbstractSciMLOperator
+const AbstractDiffEqCompositeOperator = AbstractSciMLOperator
+
+const DiffEqScaledOperator = ScaledOperator
+
+#=
+function DiffEqScaledOperator(args...; kwargs...)
+    @warn "SciMLBase.DiffEqScaledOperator is deprecated.
+    Use SciMLOperators.ScaledOperator instead"
+
+    ScaledOperator(args...; kwargs...)
+end
+
+const FactorizedDiffEqArrayOperator = InvertedOperator
+function FactorizedDiffEqArrayOperator(args...; kwargs...)
+    @warn "SciMLBase.FactorizedDiffEqArrayOperator is deprecated.
+    Use SciMLOperators.InvertedOperator instead"
+
+    InvertedOperator(args...; kwargs...)
+end
+
+const DiffEqIdentity = IdentityOperator
+function DiffEqIdentity(u)
+    @warn "SciMLBase.DiffEqIdentity is deprecated.
+    Use SciMLOperators.IdentityOperator instead"
+
+    IdentityOperator{size(u, 1)}()
+end
+
+const DiffEqScalar = SciMLOperators.ScalarOperator
+function DiffEqScalar(args...; kwargs...)
+    @warn "SciMLBase.DiffEqScalar is deprecated.
+    Use SciMLOperators.ScalarOperator instead"
+
+    ScalarOperator(args...; kwargs...)
+end
+
+const AffineDiffEqOperator = SciMLOperators.AffineOperator
+function AffineDiffEqOperator{T}(As, bs, cache = nothing) where {T}
+    @warn "SciMLBase.AffineDiffEqOperator is deprecated.
+    Use SciMLOperators.AffineOperator instead"
+
+    bs = isempty(bs) ? (zeros(Bool, size(As[1], 1)),) : bs
+
+    all([size(a) == size(As[1]) for a in As]) || error("Operator sizes do not agree")
+    all([size(b) == size(bs[1]) for b in bs]) || error("Vector sizes do not agree")
+
+    A = AddedOperator(As)
+    b = sum(bs)
+	B = IdentityOperator{size(b, 1)}()
+
+    AffineOperator(A, B, b)
+end
+
+const DiffEqArrayOperator = SciMLOperators.MatrixOperator
+function DiffEqArrayOperator(args...; kwargs...)
+    @warn "SciMLBase.DiffEqArrayOperator is deprecated.
+        Use SciMLOperators.MatrixOperator instead"
+
+    MatrixOperator(args...; kwargs...)
+end
+=#
+#