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Jan 7, 2022
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System.AttributeTargets F# snippet #7525

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0035861
System.AttributeTargets F# snippets
albert-du Dec 24, 2021
57ec134
Update AttributeTargets.xml
albert-du Dec 24, 2021
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54 changes: 54 additions & 0 deletions samples/snippets/fsharp/VS_Snippets_CLR/AttrTargs/FS/attrtargs.fs
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@@ -0,0 +1,54 @@
//<Snippet1>
open System

// This attribute is only valid on a class.
[<AttributeUsage(AttributeTargets.Class)>]
type ClassTargetAttribute() =
inherit Attribute()

// This attribute is only valid on a method.
[<AttributeUsage(AttributeTargets.Method)>]
type MethodTargetAttribute() =
inherit Attribute()

// This attribute is only valid on a constructor.
[<AttributeUsage(AttributeTargets.Constructor)>]
type ConstructorTargetAttribute() =
inherit Attribute()

// This attribute is only valid on a field.
[<AttributeUsage(AttributeTargets.Field)>]
type FieldTargetAttribute() =
inherit Attribute()

// This attribute is valid on a class or a method.
[<AttributeUsage(AttributeTargets.Class ||| AttributeTargets.Method)>]
type ClassMethodTargetAttribute() =
inherit Attribute()

// This attribute is valid on a generic type parameter.
[<AttributeUsage(AttributeTargets.GenericParameter)>]
type GenericParameterTargetAttribute() =
inherit Attribute()

// This attribute is valid on any target.
[<AttributeUsage(AttributeTargets.All)>]
type AllTargetsAttribute() =
inherit Attribute()

[<ClassTarget>]
[<ClassMethodTarget>]
[<AllTargets>]
type TestClassAttribute [<ConstructorTarget>] [<AllTargets>] () =
[<FieldTarget>]
[<AllTargets>]
let myInt = 0

[<MethodTarget>]
[<ClassMethodTarget>]
[<AllTargets>]
member _.Method1() = ()

member _.GenericMethod<[<GenericParameterTarget; AllTargets>] 'T>(x: 'T) = ()

//</Snippet1>
9 changes: 9 additions & 0 deletions samples/snippets/fsharp/VS_Snippets_CLR/AttrTargs/FS/fs.fsproj
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
</PropertyGroup>
<ItemGroup>
<Compile Include="attrtargs.fs" />
</ItemGroup>
</Project>
1 change: 1 addition & 0 deletions xml/System/AttributeTargets.xml
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Expand Up @@ -72,6 +72,7 @@

:::code language="cpp" source="~/samples/snippets/cpp/VS_Snippets_CLR/AttrTargs/CPP/attrtargs.cpp" id="Snippet1":::
:::code language="csharp" source="~/samples/snippets/csharp/VS_Snippets_CLR/AttrTargs/CS/attrtargs.cs" id="Snippet1":::
:::code language="fsharp" source="~/samples/snippets/fsharp/VS_Snippets_CLR/AttrTargs/FS/attrtargs.fs" id="Snippet1":::
:::code language="vb" source="~/samples/snippets/visualbasic/VS_Snippets_CLR/AttrTargs/VB/AttrTargs.vb" id="Snippet1":::

]]></format>
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