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Add TaskSeq.indexed, findIndex, tryFindIndex, findIndexAsync, tryFindIndexAsync #68

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Merged
merged 2 commits into from
Nov 3, 2022
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Add TaskSeq.indexed, findIndex, tryFindIndex, findIndexAsync, tryFindIndexAsync #68

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d7a9443
Implement TaskSeq.indexed + tests & docs
abelbraaksma Nov 3, 2022
50b8c0a
Implement TaskSeq.findIndex/tryFindIndex/findIndexAsync/tryFindIndexA…
abelbraaksma Nov 3, 2022
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2 changes: 2 additions & 0 deletions src/FSharpy.TaskSeq.Test/FSharpy.TaskSeq.Test.fsproj
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Original file line number Diff line number Diff line change
Expand Up @@ -18,9 +18,11 @@
<Compile Include="TaskSeq.Empty.Tests.fs" />
<Compile Include="TaskSeq.ExactlyOne.Tests.fs" />
<Compile Include="TaskSeq.Filter.Tests.fs" />
<Compile Include="TaskSeq.FindIndex.Tests.fs" />
<Compile Include="TaskSeq.Find.Tests.fs" />
<Compile Include="TaskSeq.Fold.Tests.fs" />
<Compile Include="TaskSeq.Head.Tests.fs" />
<Compile Include="TaskSeq.Indexed.Tests.fs" />
<Compile Include="TaskSeq.IsEmpty.fs" />
<Compile Include="TaskSeq.Item.Tests.fs" />
<Compile Include="TaskSeq.Iter.Tests.fs" />
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8 changes: 4 additions & 4 deletions src/FSharpy.TaskSeq.Test/TaskSeq.Find.Tests.fs
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Original file line number Diff line number Diff line change
Expand Up @@ -206,7 +206,7 @@ module SideEffects =
found |> should equal 3
i |> should equal 3 // only partial evaluation!

// find next item. We do get a new iterator, but mutable state is now starting at '3'
// find next item. We do get a new iterator, but mutable state is now starting at '3', so first item now returned is '4'.
let! found = ts |> TaskSeq.find ((=) 4)
found |> should equal 4
i |> should equal 4 // only partial evaluation!
Expand All @@ -226,7 +226,7 @@ module SideEffects =
found |> should equal 3
i |> should equal 3 // only partial evaluation!

// find next item. We do get a new iterator, but mutable state is now starting at '3'
// find next item. We do get a new iterator, but mutable state is now starting at '3', so first item now returned is '4'.
let! found = ts |> TaskSeq.findAsync (fun x -> task { return x = 4 })
found |> should equal 4
i |> should equal 4
Expand Down Expand Up @@ -360,7 +360,7 @@ module SideEffects =
found |> should equal (Some 3)
i |> should equal 3 // only partial evaluation!

// find next item. We do get a new iterator, but mutable state is now starting at '3'
// find next item. We do get a new iterator, but mutable state is now starting at '3', so first item now returned is '4'.
let! found = ts |> TaskSeq.tryFind ((=) 4)
found |> should equal (Some 4)
i |> should equal 4 // only partial evaluation!
Expand All @@ -380,7 +380,7 @@ module SideEffects =
found |> should equal (Some 3)
i |> should equal 3 // only partial evaluation!

// find next item. We do get a new iterator, but mutable state is now starting at '3'
// find next item. We do get a new iterator, but mutable state is now starting at '3', so first item now returned is '4'.
let! found = ts |> TaskSeq.tryFindAsync (fun x -> task { return x = 4 })
found |> should equal (Some 4)
i |> should equal 4
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