C# の言語バージョンを C# 8.0 に変更

diff --git a/OpenTween.Tests/OpenTween.Tests.csproj b/OpenTween.Tests/OpenTween.Tests.csproj
index 71b4c7e..5e6a3ea 100644 (file)
--- a/OpenTween.Tests/OpenTween.Tests.csproj
+++ b/OpenTween.Tests/OpenTween.Tests.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <RootNamespace>OpenTween</RootNamespace>
     <TargetFramework>net472</TargetFramework>
-    <LangVersion>7.3</LangVersion>
+    <LangVersion>8.0</LangVersion>
     <DisableImplicitFrameworkReferences>true</DisableImplicitFrameworkReferences>
   </PropertyGroup>
   <ItemGroup>

diff --git a/OpenTween.sln b/OpenTween.sln
index 6e817d4..0f6d392 100644 (file)
--- a/OpenTween.sln
+++ b/OpenTween.sln
@@ -1,8 +1,8 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
-VisualStudioVersion = 16.0.29009.5
-MinimumVisualStudioVersion = 15.0.27703
+VisualStudioVersion = 16.0.29215.179
+MinimumVisualStudioVersion = 16.0
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenTween", "OpenTween\OpenTween.csproj", "{3D8995C7-BDF3-4273-9F9D-DDD902F6A101}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenTween.Tests", "OpenTween.Tests\OpenTween.Tests.csproj", "{18A32642-A8F3-425B-978D-0C6F630EDDE8}"

diff --git a/OpenTween/OpenTween.csproj b/OpenTween/OpenTween.csproj
index 42fd0cf..3b43d55 100644 (file)
--- a/OpenTween/OpenTween.csproj
+++ b/OpenTween/OpenTween.csproj
@@ -9,7 +9,7 @@
     <RootNamespace>OpenTween</RootNamespace>
     <AssemblyName>OpenTween</AssemblyName>
     <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
-    <LangVersion>7.3</LangVersion>
+    <LangVersion>8.0</LangVersion>
     <FileAlignment>512</FileAlignment>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">

diff --git a/appveyor.yml b/appveyor.yml
index 7550d44..3b0402a 100644 (file)
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,6 +1,6 @@
 version: 2.3.1.{build}
 
-os: Visual Studio 2017
+os: Visual Studio 2019
 
 assembly_info:
   patch: true