Shorten method signatures / resolve nuget security warnings during testing

Author: microalps

src/DotLiquid.Tests/DotLiquid.Tests.csproj

@@ -9,8 +9,8 @@
     <PackageId>DotLiquid.Tests</PackageId>
     <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
     <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net451+win8;dnxcore5</PackageTargetFallback>
-    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
-    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">2.0.0</RuntimeFrameworkVersion>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.16</RuntimeFrameworkVersion>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">2.0.9</RuntimeFrameworkVersion>
     <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute>
     <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute>
     <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
@@ -64,4 +64,8 @@
     <!-- This is simply to ensure formatting differences of .NET 5+ don't cause tests to fail -->
     <RuntimeHostConfigurationOption Include="System.Globalization.UseNls" Value="true" />
   </ItemGroup>
+
+  <ItemGroup>
+    <NuGetAuditSuppress Include="https://github.com/advisories/GHSA-7mfr-774f-w5r9" /><!-- 'Microsoft.NETCore.App' 1.x Unpatched -->
+  </ItemGroup>
 </Project>

src/DotLiquid/Util/StrFTime.cs

@@ -107,9 +107,7 @@ public static class StrFTime
         /// <param name="culture">the CurrentCulture to be used when formatting</param>
         /// <returns>a string version of date-time matching pattern.</returns>
         public static string ToStrFTime(this DateOnly dateOnly, string format, CultureInfo culture)
-        {
-            return ObjectToStrFTime(dateOnly, format, culture);
-        }
+            => ObjectToStrFTime(dateOnly, format, culture);
 
         /// <summary>
         /// Applies formatting consistent to the rules specified by the Ruby Time.strftime function.
@@ -125,9 +123,7 @@ public static string ToStrFTime(this DateOnly dateOnly, string format, CultureIn
         /// <param name="culture">the CurrentCulture to be used when formatting</param>
         /// <returns>a string version of date-time matching pattern.</returns>
         public static string ToStrFTime(this TimeOnly timeOnly, string format, CultureInfo culture)
-        {
-            return ObjectToStrFTime(timeOnly, format, culture);
-        }
+            => ObjectToStrFTime(timeOnly, format, culture);
 #endif
 
         /// <summary>
@@ -144,9 +140,7 @@ public static string ToStrFTime(this TimeOnly timeOnly, string format, CultureIn
         /// <param name="culture">the CurrentCulture to be used when formatting</param>
         /// <returns>a string version of date-time matching pattern.</returns>
         public static string ToStrFTime(this DateTime dateTime, string format, CultureInfo culture)
-        {
-            return ObjectToStrFTime(dateTime, format, culture);
-        }
+            => ObjectToStrFTime(dateTime, format, culture);
 
         /// <summary>
         /// Formats a date using a ruby date format string
@@ -156,9 +150,7 @@ public static string ToStrFTime(this DateTime dateTime, string format, CultureIn
         /// <param name="culture">the CurrentCulture to be used when formatting</param>
         /// <returns>a string version of date-time matching pattern.</returns>
         public static string ToStrFTime(this DateTimeOffset dateTimeOffset, string format, CultureInfo culture)
-        {
-            return ObjectToStrFTime(dateTimeOffset, format, culture);
-        }
+            => ObjectToStrFTime(dateTimeOffset, format, culture);
 
         private static string ObjectToStrFTime(object source, string format, CultureInfo culture)
         {