Recursive update for submodules before build

zspitz · zspitz · commit 81e15347a5fa · 2020-06-11T12:01:56.000+03:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -29,6 +29,9 @@ dotnet_csproj:
 before_build:
 - cmd: dotnet restore
 
+install:
+- cmd: git submodule update --init --recursive
+
 build:
   project: ExpressionTreeVisualizer.sln
 
