Merge pull request #564 from ReactiveBayes/wouterwln-ext-patch-1

Remove Requires.jl dependency

Author: bvdmitri

Project.toml

@@ -24,7 +24,6 @@ Optim = "429524aa-4258-5aef-a3af-852621145aeb"
 PolyaGammaHybridSamplers = "c636ee4f-4591-4d8c-9fae-2dea21daa433"
 PositiveFactorizations = "85a6dd25-e78a-55b7-8502-1745935b8125"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
-Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 Rocket = "df971d30-c9d6-4b37-b8ff-e965b2cb3a40"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
@@ -38,12 +37,10 @@ Unrolled = "9602ed7d-8fef-5bc8-8597-8f21381861e8"
 [weakdeps]
 ExponentialFamilyProjection = "17f509fa-9a96-44ba-99b2-1c5f01f0931b"
 Optimisers = "3bd65402-5787-11e9-1adc-39752487f4e2"
-Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 
 [extensions]
 ReactiveMPOptimisersExt = "Optimisers"
 ReactiveMPProjectionExt = "ExponentialFamilyProjection"
-ReactiveMPRequiresExt = "Requires"
 
 [compat]
 BayesBase = "1.5"
@@ -68,7 +65,6 @@ Optimisers = "0.2, 0.3, 0.4"
 PolyaGammaHybridSamplers = "1.2.6"
 PositiveFactorizations = "0.2"
 Random = "1.9"
-Requires = "1"
 Rocket = "1.8.0"
 SpecialFunctions = "2.3"
 StaticArrays = "1.9.0"

ext/ReactiveMPRequiresExt/ReactiveMPRequiresExt.jl

@@ -99,21 +99,7 @@ include("nodes/predefined.jl")
 include("rules/predefined.jl")
 include("rules/fallbacks.jl")
 
-# This symbol is only defined on Julia versions that support extensions
-@static if !isdefined(Base, :get_extension)
-    using Requires
-end
-
 function __init__()
-
-    # A backward-compatible solution for older versions of Julia
-    # For Julia > 1.9 this will be loaded automatically without need in `Requires.jl`
-    @static if !isdefined(Base, :get_extension)
-        @require Optimisers = "3bd65402-5787-11e9-1adc-39752487f4e2" include("../ext/ReactiveMPOptimisersExt/ReactiveMPOptimisersExt.jl")
-        @require Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f" include("../ext/ReactiveMPZygoteExt/ReactiveMPZygoteExt.jl")
-        @require ExponentialFamilyProjection = "17f509fa-9a96-44ba-99b2-1c5f01f0931b" include("../ext/ReactiveMPProjectionExt/ReactiveMPProjectionExt.jl")
-    end
-
     Base.Experimental.register_error_hint(MethodError) do io, exc, argtypes, kwargs
         if exc.f == ReactiveMP.factornode && length(argtypes) >= 2 && argtypes[1] == ReactiveMP.UndefinedNodeFunctionalForm
             errmsg = """