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Fix Opt constructors for Julia 1.12 #246

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Fix Opt constructors for Julia 1.12 #246

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4 changes: 2 additions & 2 deletions src/dist/inductive/list.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -31,9 +31,9 @@ end

function one_of(l::List{T})::Opt.T{T} where T <: Dist
match(l, [
:Nil => () -> Opt.None(T),
:Nil => () -> Opt.OptNone(T),
:Cons => (x, xs) -> @alea_ite if flip_reciprocal(length(l))
Opt.Some(T, x)
Opt.OptSome(T, x)
else
one_of(xs)
end
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12 changes: 5 additions & 7 deletions src/dist/inductive/option.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -3,21 +3,19 @@ export Opt

module Opt
using Alea
@type T{A} = None() | Some(A)

Some(x) = Some(typeof(x), x)
@type T{A} = OptNone() | OptSome(A)

function bind(f, T, x::Opt.T)
@match x [
None() -> None(T),
Some(x) -> f(x)
OptNone() -> OptNone(T),
OptSome(x) -> f(x)
]
end

function map(f, T, x::Opt.T)
@match x [
None() -> None(T),
Some(x) -> Some(T, f(x))
OptNone() -> OptNone(T),
OptSome(x) -> OptSome(T, f(x))
]
end
end