Restructured solver dependencies

Author: kaandocal

Project.toml

@@ -48,6 +48,7 @@ Evolutionary = "86b6b26d-c046-49b6-aa0b-5f0f74682bd6"
 Flux = "587475ba-b771-5e3f-ad9e-33799f191a9c"
 IterTools = "c8e1da08-722c-5040-9ed9-7db0dc04731e"
 ModelingToolkit = "961ee093-0014-501f-94e3-6117800e7a78"
+MultistartOptimization = "3933049c-43be-478e-a8bb-6e0f7fd53575"
 NLopt = "76087f3c-5699-56af-9a33-bf431cd00edd"
 Optim = "429524aa-4258-5aef-a3af-852621145aeb"
 OrdinaryDiffEq = "1dea7af3-3e70-54e6-95c3-0bf5283fa5ed"

src/GalacticOptim.jl

@@ -14,11 +14,21 @@ using ArrayInterface, Base.Iterators
 using ForwardDiff: DEFAULT_CHUNK_THRESHOLD
 import SciMLBase: OptimizationProblem, OptimizationFunction, AbstractADType, __solve
 
-include("solve.jl")
+include("solve/solve.jl")
 include("function.jl")
 
-export solve
+function __init__()
+    # Optimization backends
+    @require BlackBoxOptim="a134a8b2-14d6-55f6-9291-3336d3ab0209" include("solve/blackboxoptim.jl")
+    @require CMAEvolutionStrategy="8d3b24bd-414e-49e0-94fb-163cc3a3e411" include("solve/cmaevolutionstrategy.jl")
+    @require Evolutionary="86b6b26d-c046-49b6-aa0b-5f0f74682bd6" include("solve/evolutionary.jl")
+    @require Flux="587475ba-b771-5e3f-ad9e-33799f191a9c" include("solve/flux.jl")
+    @require MultistartOptimization="3933049c-43be-478e-a8bb-6e0f7fd53575" include("solve/multistartoptimization.jl")
+    @require NLopt="76087f3c-5699-56af-9a33-bf431cd00edd" include("solve/nlopt.jl")
+    @require Optim="429524aa-4258-5aef-a3af-852621145aeb" include("solve/optim.jl")
+    @require QuadDIRECT="dae52e8d-d666-5120-a592-9e15c33b8d7a" include("solve/quaddirect.jl")
+end
 
-export BBO, CMAEvolutionStrategyOpt
+export solve
 
 end # module