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Split reading direction into two options #15

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Merged
merged 1 commit into from
Apr 28, 2021
Merged

Split reading direction into two options #15

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20 changes: 13 additions & 7 deletions src/Read.fs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,22 +11,25 @@ type ReadPartialOption =
| FromVersionInclusive of int
| MessageCount of int
| NoPrefetch
| ReadDirection of ReadDirection
| ReadForwards
| ReadBackWards

[<RequireQualifiedAccess>]
type ReadEntireOption =
| CancellationToken of CancellationToken
| FromVersionInclusive of int
| NoPrefetch
| ReadDirection of ReadDirection
| ReadForwards
| ReadBackWards

[<RequireQualifiedAccess>]
type ReadAllOption =
| CancellationToken of CancellationToken
| FromPositionInclusive of int64
| MessageCount of int
| NoPrefetch
| ReadDirection of ReadDirection
| ReadForwards
| ReadBackWards

module Read =

Expand All @@ -45,7 +48,8 @@ module Read =
| ReadPartialOption.FromVersionInclusive version -> fromVersionInclusive <- Some version
| ReadPartialOption.MessageCount count -> messageCount <- count
| ReadPartialOption.NoPrefetch -> prefetch <- false
| ReadPartialOption.ReadDirection direction -> readDirection <- direction)
| ReadPartialOption.ReadForwards -> readDirection <- ReadDirection.Forward
| ReadPartialOption.ReadBackWards -> readDirection <- ReadDirection.Backward)

let fromVersionInclusive' =
match readDirection, fromVersionInclusive with
Expand Down Expand Up @@ -90,12 +94,13 @@ module Read =
| ReadEntireOption.CancellationToken token -> cancellationToken <- token
| ReadEntireOption.FromVersionInclusive version -> fromVersionInclusive <- Some version
| ReadEntireOption.NoPrefetch -> prefetch <- false
| ReadEntireOption.ReadDirection direction -> readDirection <- direction)
| ReadEntireOption.ReadForwards -> readDirection <- ReadDirection.Forward
| ReadEntireOption.ReadBackWards -> readDirection <- ReadDirection.Backward)

let options =
[
ReadPartialOption.MessageCount System.Int32.MaxValue
ReadPartialOption.ReadDirection readDirection
ReadPartialOption.ReadForwards
]

let options' =
Expand Down Expand Up @@ -131,7 +136,8 @@ module Read =
| ReadAllOption.FromPositionInclusive position -> fromPositionInclusive <- Some position
| ReadAllOption.MessageCount count -> messageCount <- count
| ReadAllOption.NoPrefetch -> prefetch <- false
| ReadAllOption.ReadDirection direction -> readDirection <- direction)
| ReadAllOption.ReadForwards -> readDirection <- ReadDirection.Forward
| ReadAllOption.ReadBackWards -> readDirection <- ReadDirection.Backward)

let fromPositionInclusive' =
match readDirection, fromPositionInclusive with
Expand Down