Fixed targetting IContentData instead of IContent

src/EPiServerTooltips.Vsix/source.extension.vsixmanifest

@@ -1,22 +1,22 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PackageManifest Version="2.0.0" xmlns="http://schemas.microsoft.com/developer/vsx-schema/2011" xmlns:d="http://schemas.microsoft.com/developer/vsx-schema-design/2011">
-  <Metadata>
-    <Identity Id="EPiServerTooltips.0d19fb8c-047f-4f18-8db1-637cc4274011" Version="1.0" Language="en-US" Publisher="jag"/>
-    <DisplayName>EPiServerTooltips</DisplayName>
-    <Description xml:space="preserve">This is a sample diagnostic extension for the .NET Compiler Platform ("Roslyn").</Description>
-  </Metadata>
-  <Installation>
-    <InstallationTarget Id="Microsoft.VisualStudio.Community" Version="[15.0,)" />
-  </Installation>
-  <Dependencies>
-    <Dependency Id="Microsoft.Framework.NDP" DisplayName="Microsoft .NET Framework" d:Source="Manual" Version="[4.5,)" />
-  </Dependencies>
-  <Assets>
-    <Asset Type="Microsoft.VisualStudio.MefComponent" d:Source="Project" d:ProjectName="EPiServerTooltips" Path="|EPiServerTooltips|"/>
-    <Asset Type="Microsoft.VisualStudio.Analyzer" d:Source="Project" d:ProjectName="EPiServerTooltips" Path="|EPiServerTooltips|"/>
-  </Assets>
-  <Prerequisites>
-    <Prerequisite Id="Microsoft.VisualStudio.Component.CoreEditor" Version="[15.0,16.0)" DisplayName="Visual Studio core editor" />
-    <Prerequisite Id="Microsoft.VisualStudio.Component.Roslyn.LanguageServices" Version="[15.0,16.0)" DisplayName="Roslyn Language Services" />
-  </Prerequisites>
+    <Metadata>
+        <Identity Id="EPiServerTooltips.0d19fb8c-047f-4f18-8db1-637cc4274011" Version="1.1" Language="en-US" Publisher="jag"/>
+        <DisplayName>EPiServerTooltips</DisplayName>
+        <Description xml:space="preserve">This is a sample diagnostic extension for the .NET Compiler Platform ("Roslyn").</Description>
+    </Metadata>
+    <Installation>
+        <InstallationTarget Id="Microsoft.VisualStudio.Community" Version="[15.0,)" />
+    </Installation>
+    <Dependencies>
+        <Dependency Id="Microsoft.Framework.NDP" DisplayName="Microsoft .NET Framework" d:Source="Manual" Version="[4.5,)" />
+    </Dependencies>
+    <Assets>
+        <Asset Type="Microsoft.VisualStudio.MefComponent" d:Source="Project" d:ProjectName="EPiServerTooltips" Path="|EPiServerTooltips|"/>
+        <Asset Type="Microsoft.VisualStudio.Analyzer" d:Source="Project" d:ProjectName="EPiServerTooltips" Path="|EPiServerTooltips|"/>
+    </Assets>
+    <Prerequisites>
+        <Prerequisite Id="Microsoft.VisualStudio.Component.CoreEditor" Version="[15.0,16.0)" DisplayName="Visual Studio core editor" />
+        <Prerequisite Id="Microsoft.VisualStudio.Component.Roslyn.LanguageServices" Version="[15.0,16.0)" DisplayName="Roslyn Language Services" />
+    </Prerequisites>
 </PackageManifest>

src/EPiServerTooltips/ContentPropertyAnalyzer.cs

@@ -61,7 +61,7 @@ private static void AnalyzePropertyNode(SyntaxNodeAnalysisContext context)
 
             // Skip if not IContent
             var classSymbol = (INamedTypeSymbol) context.SemanticModel.GetDeclaredSymbol(declaration.Parent);
-            if (IsDerivedFromInterface(classSymbol, EPiServerTypes.IContent) == false)
+            if (IsDerivedFromInterface(classSymbol, EPiServerTypes.IContentData) == false)
                 return;
 
             // Skip if ignored

src/EPiServerTooltips/EPiServerTypes.cs

@@ -3,6 +3,7 @@
     public class EPiServerTypes
     {
         public const string IContent = "EPiServer.Core.IContent";
+        public const string IContentData = "EPiServer.Core.IContentData";
         public const string IgnoreAttribute = "EPiServer.DataAnnotations.IgnoreAttribute";
     }
 }