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[WIP] Support Mooncake #15

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[WIP] Support Mooncake #15

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6 changes: 5 additions & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -8,20 +8,24 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"

[weakdeps]
ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
Mooncake = "da2b9cff-9c12-43a0-ae48-6db2b0edb7d6"

[extensions]
ThickNumbersForwardDiffExt = "ForwardDiff"
ThickNumbersMooncakeExt = "Mooncake"

[compat]
DifferentiationInterface = "0.6"
ForwardDiff = "0.10, 1"
LinearAlgebra = "1"
Mooncake = "0.4"
julia = "1.9"

[extras]
DifferentiationInterface = "a0c0ee7d-e4b9-4e03-894e-1c5f64a51d63"
ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
Mooncake = "da2b9cff-9c12-43a0-ae48-6db2b0edb7d6"
Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"

[targets]
test = ["DifferentiationInterface", "ForwardDiff", "Test"]
test = ["DifferentiationInterface", "ForwardDiff", "Mooncake", "Test"]
1 change: 1 addition & 0 deletions ThickNumbersInterfaceTests/test/testpackages/IntervalArith/src/IntervalArith.jl
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Expand Up @@ -15,6 +15,7 @@ end
Interval(lo, hi) = Interval(promote(lo, hi)...)
Interval{T}(iv::Interval) where T = Interval{T}(iv.lo, iv.hi)
Interval{T}(x::Number) where T = Interval{T}(x, x)
Interval{T}(nt::@NamedTuple{lo::T, hi::T}) where T = Interval{T}(nt.lo, nt.hi) # needed by Mooncake

ThickNumbers.loval(x::Interval) = x.lo
ThickNumbers.hival(x::Interval) = x.hi
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12 changes: 12 additions & 0 deletions ext/ThickNumbersMooncakeExt.jl
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@@ -0,0 +1,12 @@
module ThickNumbersMooncakeExt

using ThickNumbers
using Mooncake

Mooncake.tangent_type(::Type{TN}) where TN<:ThickNumber = TN
Mooncake.fdata_type(::Type{TN}) where TN<:ThickNumber = Mooncake.NoFData
Mooncake.rdata_type(::Type{TN}) where TN<:ThickNumber = TN
Mooncake.zero_rdata(x::ThickNumber) = zero(x)
Mooncake.increment_internal!!(::Mooncake.IncCache, x::TN, y::TN) where TN<:ThickNumber = x + y

end
4 changes: 3 additions & 1 deletion test/extensions/di.jl
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
using ThickNumbers
using DifferentiationInterface
using ForwardDiff
# using Enzyme: EnzymeCore
using Mooncake

using Test

Expand All @@ -12,7 +14,7 @@ using IntervalArith
@test isempty(detect_ambiguities(ThickNumbers))
@test isempty(detect_ambiguities(IntervalArith))

for backend in (AutoForwardDiff(), )
for backend in (AutoForwardDiff(), #=AutoEnzyme(mode=EnzymeCore.Forward), AutoEnzyme(mode=EnzymeCore.Reverse),=# AutoMooncake(config=nothing))
a, b = Interval(1, 2), Interval(0, 0.1)
f1(t) = a + t*b
f2(x) = a + abs2(x)/2
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