chore: use showerror for error messages

src/concrete_solve.jl

@@ -244,9 +244,7 @@ function DiffEqBase._concrete_solve_adjoint(prob::Union{SciMLBase.AbstractODEPro
 
  if !(p === nothing || p isa SciMLBase.NullParameters)
  if !isscimlstructure(p)
- error("`p` is not a SciMLStructure. This is required for adjoint sensitivity analysis. For more information,
- see the documentation on SciMLStructures.jl for the definition of the SciMLStructures interface.
- In particular, adjoint sensitivities only applies to `Tunable`.")
+ throw(SciMLStructuresCompatiblityError())
  end
  end
 
@@ -275,9 +273,7 @@ function DiffEqBase._concrete_solve_adjoint(prob::Union{
 
  if !(p === nothing || p isa SciMLBase.NullParameters)
  if !isscimlstructure(p) && !isfunctor(p)
- error("`p` is not a SciMLStructure. This is required for adjoint sensitivity analysis. For more information,
- see the documentation on SciMLStructures.jl for the definition of the SciMLStructures interface.
- In particular, adjoint sensitivities only applies to `Tunable`.")
+ throw(SciMLStructuresCompatiblityError())
  end
  end
 
@@ -1134,9 +1130,7 @@ function DiffEqBase._concrete_solve_adjoint(prob::Union{SciMLBase.AbstractDiscre
 
  if !(p === nothing || p isa SciMLBase.NullParameters)
  if !isscimlstructure(p)
- error("`p` is not a SciMLStructure. This is required for adjoint sensitivity analysis. For more information,
- see the documentation on SciMLStructures.jl for the definition of the SciMLStructures interface.
- In particular, adjoint sensitivities only applies to `Tunable`.")
+ throw(SciMLStructuresCompatiblityError())
  end
  end
 
@@ -1317,6 +1311,19 @@ function Base.showerror(io::IO, e::EnzymeTrackedRealError)
  println(io, ENZYME_TRACKED_REAL_ERROR_MESSAGE)
 end
 
+const SCIMLSTRUCTURES_ERROR_MESSAGE = """
+ `p` is not a SciMLStructure. This is required for adjoint sensitivity analysis. For more information,
+ see the documentation on SciMLStructures.jl for the definition of the SciMLStructures interface.
+ In particular, adjoint sensitivities only applies to `Tunable`.
+ """
+
+struct SciMLStructuresCompatiblityError <: Exception
+end
+
+function Base.showerror(io::IO, e::SciMLStructuresCompatiblityError)
+ println(io, SCIMLSTRUCTURES_ERROR_MESSAGE)
+end
+
 function DiffEqBase._concrete_solve_adjoint(prob::Union{SciMLBase.AbstractDiscreteProblem,
  SciMLBase.AbstractODEProblem,
  SciMLBase.AbstractDAEProblem,

src/sensitivity_interface.jl

@@ -362,9 +362,7 @@ function adjoint_sensitivities(sol, args...;
  p = SymbolicIndexingInterface.parameter_values(sol)
  if !(p === nothing || p isa SciMLBase.NullParameters)
  if !isscimlstructure(p) && !isfunctor(p)
- error("`p` is not a SciMLStructure. This is required for adjoint sensitivity analysis. For more information,
- see the documentation on SciMLStructures.jl for the definition of the SciMLStructures interface.
- In particular, adjoint sensitivities only applies to `Tunable`.")
+ throw(SciMLStructuresCompatiblityError())
  end
  end