build on macos

Author: SimonCropp

appveyor.yml

@@ -5,9 +5,27 @@ skip_tags: true
 image:
   - Visual Studio 2022
   - Ubuntu
+  - macOS
 
 build_script:
-- pwsh: ./Build.ps1
+- pwsh: |
+    if ($isWindows) {
+      Invoke-WebRequest "https://dot.net/v1/dotnet-install.ps1" -OutFile "./dotnet-install.ps1"
+      ./dotnet-install.ps1 -JSonFile global.json -Architecture x64 -InstallDir 'C:\Program Files\dotnet'
+      ./Build.ps1
+    }
+    if ($isLinux) {
+      Invoke-WebRequest "https://dot.net/v1/dotnet-install.sh" -OutFile "./dotnet-install.sh"
+      sudo chmod u+x dotnet-install.sh
+      sudo ./dotnet-install.sh --jsonfile global.json --architecture x64 --install-dir '/usr/share/dotnet'
+      ./Build.ps1
+    }
+    if ($isMacOS) {
+      Invoke-WebRequest "https://dot.net/v1/dotnet-install.sh" -OutFile "./dotnet-install.sh"
+      sudo chmod u+x dotnet-install.sh
+      sudo ./dotnet-install.sh --jsonfile global.json --architecture x64 --install-dir '/usr/local/share/dotnet'
+      ./Build.ps1
+    }
 
 test: off
 

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.102",
+    "version": "7.0.201",
     "allowPrerelease": false,
     "rollForward": "latestFeature"
   }