feature: Add .NET 5 (#170)

* feature: Add .NET 5

* Use NetAnalyzers

* build(deps): bump Microsoft.NET.Test.Sdk from 16.8.0 to 16.8.3

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 16.8.0 to 16.8.3.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Commits](microsoft/vstest@v16.8.0...v16.8.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* build(deps): bump DiffEngine from 6.1.4 to 6.4.6

Bumps [DiffEngine](https://github.com/VerifyTests/DiffEngine) from 6.1.4 to 6.4.6.
- [Release notes](https://github.com/VerifyTests/DiffEngine/releases)
- [Commits](https://github.com/VerifyTests/DiffEngine/commits)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* build(deps): bump Microsoft.Reactive.Testing from 4.4.1 to 5.0.0

Bumps [Microsoft.Reactive.Testing](https://github.com/dotnet/reactive) from 4.4.1 to 5.0.0.
- [Release notes](https://github.com/dotnet/reactive/releases)
- [Commits](dotnet/reactive@rxnet-v4.4.1...ixnet-v5.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* Use net5.0, add Windows targets

* Fix nullability errors

* Approve the new API

* Remove obsolete APIs from the library code

* Approve the changed public APIs

* Update .NET 472 approved APIs

* Use the new API in the template file

* Add .NET Framework 4.6.1 target

* Add net461 target into the unit tests project

* add netcoreapp3.1 installer

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Glenn <5834289+glennawatson@users.noreply.github.com>

.editorconfig

@@ -29,9 +29,13 @@ csharp_new_line_between_query_expression_clauses = true
 csharp_indent_block_contents = true
 csharp_indent_braces = false
 csharp_indent_case_contents = true
+csharp_indent_case_contents_when_block = true
 csharp_indent_switch_labels = true
 csharp_indent_labels = one_less_than_current
 
+# Modifier preferences
+csharp_preferred_modifier_order = public,private,protected,internal,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,volatile,async:suggestion
+
 # avoid this. unless absolutely necessary
 dotnet_style_qualification_for_field = false:suggestion
 dotnet_style_qualification_for_property = false:suggestion
@@ -40,59 +44,80 @@ dotnet_style_qualification_for_event = false:suggestion
 
 # only use var when it's obvious what the variable type is
 csharp_style_var_for_built_in_types = false:none
-csharp_style_var_when_type_is_apparent = false:suggestion
-csharp_style_var_elsewhere = false:suggestion
+csharp_style_var_when_type_is_apparent = true:suggestion
+csharp_style_var_elsewhere = true:suggestion
 
-# use language keywords instead of BCL types
+# Types: use keywords instead of BCL types, and permit var only when the type is clear
+csharp_style_var_for_built_in_types = false:suggestion
+csharp_style_var_when_type_is_apparent = false:none
+csharp_style_var_elsewhere = false:suggestion
 dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
 dotnet_style_predefined_type_for_member_access = true:suggestion
 
 # name all constant fields using PascalCase
 dotnet_naming_rule.constant_fields_should_be_pascal_case.severity = suggestion
 dotnet_naming_rule.constant_fields_should_be_pascal_case.symbols  = constant_fields
 dotnet_naming_rule.constant_fields_should_be_pascal_case.style    = pascal_case_style
-
 dotnet_naming_symbols.constant_fields.applicable_kinds   = field
 dotnet_naming_symbols.constant_fields.required_modifiers = const
-
 dotnet_naming_style.pascal_case_style.capitalization = pascal_case
 
 # static fields should have s_ prefix
+dotnet_naming_rule.static_fields_should_have_prefix.severity = suggestion
+dotnet_naming_rule.static_fields_should_have_prefix.symbols  = static_fields
+dotnet_naming_rule.static_fields_should_have_prefix.style    = static_prefix_style
 dotnet_naming_symbols.static_fields.applicable_kinds   = field
 dotnet_naming_symbols.static_fields.required_modifiers = static
-
-dotnet_naming_style.static_prefix_style.capitalization = camel_case 
+dotnet_naming_symbols.static_fields.applicable_accessibilities = private, internal, private_protected
+dotnet_naming_style.static_prefix_style.required_prefix = s_
+dotnet_naming_style.static_prefix_style.capitalization = camel_case
 
 # internal and private fields should be _camelCase
 dotnet_naming_rule.camel_case_for_private_internal_fields.severity = suggestion
 dotnet_naming_rule.camel_case_for_private_internal_fields.symbols  = private_internal_fields
 dotnet_naming_rule.camel_case_for_private_internal_fields.style    = camel_case_underscore_style
-
 dotnet_naming_symbols.private_internal_fields.applicable_kinds = field
 dotnet_naming_symbols.private_internal_fields.applicable_accessibilities = private, internal
-
 dotnet_naming_style.camel_case_underscore_style.required_prefix = _
-dotnet_naming_style.camel_case_underscore_style.capitalization = camel_case 
+dotnet_naming_style.camel_case_underscore_style.capitalization = camel_case
 
 # Code style defaults
+csharp_using_directive_placement = outside_namespace:suggestion
 dotnet_sort_system_directives_first = true
-csharp_preserve_single_line_blocks = true
-csharp_preserve_single_line_statements = false
+csharp_prefer_braces = true:silent
+csharp_preserve_single_line_blocks = true:none
+csharp_preserve_single_line_statements = false:none
+csharp_prefer_static_local_function = true:suggestion
+csharp_prefer_simple_using_statement = false:none
+csharp_style_prefer_switch_expression = true:suggestion
+
+# Code quality
+dotnet_style_readonly_field = true:suggestion
+dotnet_code_quality_unused_parameters = non_public:suggestion
 
 # Expression-level preferences
 dotnet_style_object_initializer = true:suggestion
 dotnet_style_collection_initializer = true:suggestion
 dotnet_style_explicit_tuple_names = true:suggestion
 dotnet_style_coalesce_expression = true:suggestion
 dotnet_style_null_propagation = true:suggestion
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:suggestion
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_auto_properties = true:suggestion
+dotnet_style_prefer_conditional_expression_over_assignment = true:silent
+dotnet_style_prefer_conditional_expression_over_return = true:silent
+csharp_prefer_simple_default_expression = true:suggestion
 
 # Expression-bodied members
-csharp_style_expression_bodied_methods = false:none
-csharp_style_expression_bodied_constructors = false:none
-csharp_style_expression_bodied_operators = false:none
+csharp_style_expression_bodied_methods = true:suggestion
+csharp_style_expression_bodied_constructors = true:suggestion
+csharp_style_expression_bodied_operators = true:suggestion
 csharp_style_expression_bodied_properties = true:suggestion
-csharp_style_expression_bodied_indexers = true:none
-csharp_style_expression_bodied_accessors = true:none
+csharp_style_expression_bodied_indexers = true:suggestion
+csharp_style_expression_bodied_accessors = true:suggestion
+csharp_style_expression_bodied_lambdas = true:suggestion
+csharp_style_expression_bodied_local_functions = true:suggestion
 
 # Pattern matching
 csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
@@ -103,6 +128,11 @@ csharp_style_inlined_variable_declaration = true:suggestion
 csharp_style_throw_expression = true:suggestion
 csharp_style_conditional_delegate_call = true:suggestion
 
+# Other features
+csharp_style_prefer_index_operator = false:none
+csharp_style_prefer_range_operator = false:none
+csharp_style_pattern_local_over_anonymous_function = false:none
+
 # Space preferences
 csharp_space_after_cast = false
 csharp_space_after_colon_in_inheritance_clause = true
@@ -152,4 +182,4 @@ indent_size = 2
 [*.sh]
 end_of_line = lf
 [*.{cmd, bat}]
-end_of_line = crlf
+end_of_line = crlf

.github/workflows/ci-build.yml

@@ -22,11 +22,23 @@ jobs:
       with:
         fetch-depth: 0
 
-    - name: Install .NET Core
+    - name: Install .NET Core 3.1.x
       uses: actions/setup-dotnet@v1
       with:
         dotnet-version: 3.1.x
 
+    - name: Install .NET 5.0.x
+      uses: actions/setup-dotnet@v1
+      with:
+        dotnet-version: 5.0.x
+
+    - name: Add MSBuild to PATH
+      uses: glennawatson/setup-msbuild@v1.0.3
+
+    - name: Update VS2019
+      shell: powershell
+      run: Start-Process -Wait -PassThru -FilePath "C:\Program Files (x86)\Microsoft Visual Studio\Installer\vs_installer.exe" -ArgumentList "update --passive --norestart --installpath ""C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise"""
+
     - name: NBGV
       id: nbgv
       uses: dotnet/nbgv@master
@@ -36,9 +48,6 @@ jobs:
     - name: NuGet Restore
       run: dotnet restore
       working-directory: src
-
-    - name: Add MSBuild to PATH
-      uses: microsoft/setup-msbuild@v1
 
     - name: Build
       run: msbuild /t:build,pack /maxcpucount /p:NoPackageAnalysis=true /verbosity:minimal /p:Configuration=${{ env.configuration }}

src/Directory.build.props

@@ -39,7 +39,7 @@
   <ItemGroup>
     <PackageReference Include="stylecop.analyzers" Version="1.2.0-beta.205" PrivateAssets="all" />
     <PackageReference Include="Roslynator.Analyzers" Version="3.0.0" PrivateAssets="All" />
-    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="3.3.1" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers" Version="5.0.1" PrivateAssets="all" />
   </ItemGroup>
   <ItemGroup>
     <AdditionalFiles Include="$(MSBuildThisFileDirectory)stylecop.json" Link="stylecop.json" />

src/ReactiveUI.Validation.AndroidSupport/ReactiveUI.Validation.AndroidSupport.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>MonoAndroid90</TargetFramework>
+    <TargetFramework>MonoAndroid10.0</TargetFramework>
     <PackageDescription>Provides ReactiveUI.Validation extensions for the Android Support Library</PackageDescription>
     <PackageId>ReactiveUI.Validation.AndroidSupport</PackageId>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
@@ -11,8 +11,8 @@
 
   <ItemGroup>
     <PackageReference Include="Xamarin.Android.Support.Design" Version="27.*" />
-    <PackageReference Include="ReactiveUI.AndroidSupport" Version="12.*" />
-    <PackageReference Include="ReactiveUI" Version="12.*" />
+    <PackageReference Include="ReactiveUI.AndroidSupport" Version="13.*" />
+    <PackageReference Include="ReactiveUI" Version="13.*" />
   </ItemGroup>
 
   <ItemGroup>

src/ReactiveUI.Validation.AndroidX/ReactiveUI.Validation.AndroidX.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>MonoAndroid90</TargetFramework>
+    <TargetFramework>MonoAndroid10.0</TargetFramework>
     <PackageDescription>Provides ReactiveUI.Validation extensions for the AndroidX Library</PackageDescription>
     <PackageId>ReactiveUI.Validation.AndroidX</PackageId>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
@@ -11,8 +11,8 @@
 
   <ItemGroup>
     <PackageReference Include="Xamarin.Google.Android.Material" Version="1.*" />
-    <PackageReference Include="ReactiveUI.AndroidX" Version="12.*" />
-    <PackageReference Include="ReactiveUI" Version="12.*" />
+    <PackageReference Include="ReactiveUI.AndroidX" Version="13.*" />
+    <PackageReference Include="ReactiveUI" Version="13.*" />
   </ItemGroup>
 
   <ItemGroup>