Relax iOS assembly weaver restrictions (#1535)

* Relax iOS assembly weaver restrictions

* Add changelog

Author: nirinchev

CHANGELOG.md

@@ -10,6 +10,7 @@ per-application keychain service. ([#1522](https://github.com/realm/realm-dotnet
 
 ### Bug fixes
 - `Realm.GetInstance` will now advance the Realm to the latest version, so you no longer have to call `Refresh` manually after that. ([#1523](https://github.com/realm/realm-dotnet/pull/1523))
+- Fixed an issue that would prevent iOS Share Extension projects from working. ([#1535](https://github.com/realm/realm-dotnet/pull/1535))
 
 ### Breaking Changes
 

NuGet/Realm.Database/Realm.Database.targets

@@ -6,7 +6,7 @@
   <Target
     Name="WeaveRealmAssemblyTarget" 
     BeforeTargets="_CompileToNative"
-    Condition="'$(TargetFrameworkIdentifier)' == 'Xamarin.iOS' AND '$(OutputType)' == 'Exe'">
+    Condition="'$(TargetFrameworkIdentifier)' == 'Xamarin.iOS'">
     <ItemGroup>
       <FilteredReferences Include="@(ReferencePath)" Condition="('%(Filename)%(Extension)' == 'Realm.dll') Or ('%(Filename)%(Extension)' == 'Realm.Sync.dll')" />
       <ReferencePath Include="$(OutputPath)Realm.dll" Condition="Exists('$(OutputPath)Realm.dll')"/>

Weaver/Realm.BuildTasks/WeaveRealmAssembly.cs

@@ -176,7 +176,19 @@ private static void WeaveDllImport(AssemblyDefinition assemblyToWeave, string dl
 
         private string GetAssemblyPath(string name, bool isRealmAssembly = true)
         {
-            return Path.Combine(isRealmAssembly ? OutputDirectory : IntermediateDirectory, $"{name}.{(isRealmAssembly ? "dll" : "exe")}");
+            if (isRealmAssembly)
+            {
+                return Path.Combine(OutputDirectory, $"{name}.dll");
+            }
+
+            var targetPath = Path.Combine(IntermediateDirectory, $"{name}.exe");
+            if (File.Exists(targetPath))
+            {
+                return targetPath;
+            }
+
+            // Likely an iOS share extension
+            return Path.Combine(IntermediateDirectory, $"{name}.dll");
         }
 
         // Invoked when looking for Cecil
@@ -189,7 +201,7 @@ private Assembly OnCurrentDomainAssemblyResolve(object sender, ResolveEventArgs
 
             try
             {
-                return Assembly.LoadFile(Path.Combine(folder, args.Name + ".dll"));
+                return Assembly.LoadFile(Path.Combine(folder, $"{args.Name}.dll"));
             }
             catch
             {