Match additional patterns

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccNamedColor2TagDataEntry.cs

@@ -121,8 +121,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccNamedColor2TagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccNamedColor2TagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc/>
@@ -159,7 +158,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccNamedColor2TagDataEntry && this.Equals((IccNamedColor2TagDataEntry)obj);
+            return obj is IccNamedColor2TagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccParametricCurveTagDataEntry.cs

@@ -39,8 +39,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccParametricCurveTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccParametricCurveTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc/>

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccScreeningTagDataEntry.cs

@@ -50,8 +50,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccScreeningTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccScreeningTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc />

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccSignatureTagDataEntry.cs

@@ -40,8 +40,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccSignatureTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccSignatureTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc />

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUInt16ArrayTagDataEntry.cs

@@ -40,8 +40,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccUInt16ArrayTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccUInt16ArrayTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc/>

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUcrBgTagDataEntry.cs

@@ -60,8 +60,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccUcrBgTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccUcrBgTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc/>