Update to .NET 6 preview 1

Update to preview 1 of .NET 6.

Author: martincostello

.vscode/launch.json

@@ -6,7 +6,7 @@
       "type": "coreclr",
       "request": "launch",
       "preLaunchTask": "build",
-      "program": "${workspaceRoot}/src/AdventOfCode/bin/Debug/net5.0/AdventOfCode.dll",
+      "program": "${workspaceRoot}/src/AdventOfCode/bin/Debug/net6.0/AdventOfCode.dll",
       "args": [],
       "cwd": "${workspaceRoot}/src/AdventOfCode",
       "stopAtEntry": false,

Directory.Packages.props

@@ -2,7 +2,7 @@
   <ItemGroup>
     <PackageVersion Include="BenchmarkDotNet" Version="0.12.1" />
     <PackageVersion Include="MartinCostello.Logging.XUnit" Version="0.1.0" />
-    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.3" />
+    <PackageVersion Include="Microsoft.AspNetCore.Mvc.Testing" Version="6.0.0-preview.1.21103.6" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="16.8.3" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="1.0.0" />
     <PackageVersion Include="Shouldly" Version="4.0.3" />

benchmark.ps1

@@ -1,7 +1,7 @@
 #! /usr/bin/pwsh
 param(
     [Parameter(Mandatory = $false)][string] $Configuration = "Release",
-    [Parameter(Mandatory = $false)][string] $Framework = "net5.0"
+    [Parameter(Mandatory = $false)][string] $Framework = "net6.0"
 )
 
 $ErrorActionPreference = "Stop"

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "5.0.103",
+    "version": "6.0.100-preview.1.21103.13",
     "allowPrerelease": false,
     "rollForward": "latestMajor"
   }

src/AdventOfCode/AdventOfCode.csproj

@@ -6,7 +6,7 @@
     <OutputType>Exe</OutputType>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <RootNamespace>MartinCostello.AdventOfCode</RootNamespace>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
     <EmbeddedResource Include="Input\**\input.txt" />

src/AdventOfCode/Puzzles/Y2020/Day04.cs

@@ -182,7 +182,7 @@ static bool IsValidYear(string? value, int minimum, int maximum)
                     "hcl" => IsValidHairColor(value),
                     "hgt" => IsValidHeight(value),
                     "iyr" => IsValidYear(value, 2010, 2020),
-                    "pid" => TryParseInt32(value, out _) && value.Length == 9,
+                    "pid" => TryParseInt32(value, out _) && value!.Length == 9,
                     _ => true,
                 };
 

tests/AdventOfCode.Benchmarks/AdventOfCode.Benchmarks.csproj

@@ -6,7 +6,7 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>MartinCostello.AdventOfCode.Benchmarks</RootNamespace>
     <Summary>$(Description)</Summary>
-    <TargetFrameworks>net5.0</TargetFrameworks>
+    <TargetFrameworks>net6.0</TargetFrameworks>
     <!-- Workaround for https://github.com/dotnet/BenchmarkDotNet/pull/1420 -->
     <LangVersion>8.0</LangVersion>
   </PropertyGroup>

tests/AdventOfCode.Tests/AdventOfCode.Tests.csproj

@@ -4,7 +4,7 @@
     <GenerateDocumentationFile>false</GenerateDocumentationFile>
     <NoWarn>$(NoWarn);CA1707;CA1711;CA1812;CA2007;CA2234;SA1600</NoWarn>
     <RootNamespace>MartinCostello.AdventOfCode</RootNamespace>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
     <None Update="localhost-dev.pfx;xunit.runner.json" CopyToOutputDirectory="PreserveNewest" />