Use null operators

src/ImageSharp/MetaData/Profiles/ICC/Curves/IccResponseCurve.cs

@@ -86,8 +86,8 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             unchecked
             {
                 int hashCode = (int)this.CurveType;
-                hashCode = (hashCode * 397) ^ (this.XyzValues != null ? this.XyzValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.ResponseArrays != null ? this.ResponseArrays.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.XyzValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.ResponseArrays?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -124,7 +124,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ (int)this.ColorantType;
-                hashCode = (hashCode * 397) ^ (this.ChannelValues != null ? this.ChannelValues.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.ChannelValues?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -75,7 +75,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccColorantOrderTagDataEntry && this.Equals((IccColorantOrderTagDataEntry)obj);
+            return obj is IccColorantOrderTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -83,7 +83,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.ColorantNumber != null ? this.ColorantNumber.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.ColorantNumber?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -76,7 +76,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccColorantTableTagDataEntry && this.Equals((IccColorantTableTagDataEntry)obj);
+            return obj is IccColorantTableTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -84,7 +84,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.ColorantData != null ? this.ColorantData.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.ColorantData?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -125,7 +125,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccCrdInfoTagDataEntry && this.Equals((IccCrdInfoTagDataEntry)obj);
+            return obj is IccCrdInfoTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -134,11 +134,11 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             unchecked
             {
                 int hashCode = base.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.PostScriptProductName != null ? this.PostScriptProductName.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.RenderingIntent0Crd != null ? this.RenderingIntent0Crd.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.RenderingIntent1Crd != null ? this.RenderingIntent1Crd.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.RenderingIntent2Crd != null ? this.RenderingIntent2Crd.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.RenderingIntent3Crd != null ? this.RenderingIntent3Crd.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.PostScriptProductName?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.RenderingIntent0Crd?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.RenderingIntent1Crd?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.RenderingIntent2Crd?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.RenderingIntent3Crd?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -79,12 +79,12 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         public float Gamma => this.IsGamma ? this.CurveData[0] : 0;
 
         /// <summary>
-        /// Gets a value indicating whether the curve maps input directly to output
+        /// Gets a value indicating whether the curve maps input directly to output.
         /// </summary>
         public bool IsIdentityResponse => this.CurveData.Length == 0;
 
         /// <summary>
-        /// Gets a value indicating whether the curve is a gamma curve
+        /// Gets a value indicating whether the curve is a gamma curve.
         /// </summary>
         public bool IsGamma => this.CurveData.Length == 1;
 
@@ -123,7 +123,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccCurveTagDataEntry && this.Equals((IccCurveTagDataEntry)obj);
+            return obj is IccCurveTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -131,7 +131,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.CurveData != null ? this.CurveData.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.CurveData?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -89,7 +89,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(object obj)
         {
-            if (ReferenceEquals(null, obj))
+            if (obj == null)
             {
                 return false;
             }
@@ -99,7 +99,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccDataTagDataEntry && this.Equals((IccDataTagDataEntry)obj);
+            return obj is IccDataTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -108,7 +108,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             unchecked
             {
                 int hashCode = base.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Data?.GetHashCode() ?? 0);
                 hashCode = (hashCode * 397) ^ this.IsAscii.GetHashCode();
                 return hashCode;
             }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccFix16ArrayTagDataEntry.cs

@@ -72,7 +72,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccFix16ArrayTagDataEntry && this.Equals((IccFix16ArrayTagDataEntry)obj);
+            return obj is IccFix16ArrayTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLut16TagDataEntry.cs

@@ -157,9 +157,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.Matrix.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.InputValues != null ? this.InputValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.ClutValues != null ? this.ClutValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.OutputValues != null ? this.OutputValues.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.InputValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.ClutValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.OutputValues?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccLut8TagDataEntry.cs

@@ -160,9 +160,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.Matrix.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.InputValues != null ? this.InputValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.ClutValues != null ? this.ClutValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.OutputValues != null ? this.OutputValues.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.InputValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.ClutValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.OutputValues?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -187,7 +187,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccLutAToBTagDataEntry && this.Equals((IccLutAToBTagDataEntry)obj);
+            return obj is IccLutAToBTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -200,10 +200,10 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 hashCode = (hashCode * 397) ^ this.OutputChannelCount;
                 hashCode = (hashCode * 397) ^ this.Matrix3x3.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.Matrix3x1.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.ClutValues != null ? this.ClutValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveB != null ? this.CurveB.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveM != null ? this.CurveM.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveA != null ? this.CurveA.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.ClutValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveB?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveM?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveA?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -200,10 +200,10 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 hashCode = (hashCode * 397) ^ this.OutputChannelCount;
                 hashCode = (hashCode * 397) ^ this.Matrix3x3.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.Matrix3x1.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.ClutValues != null ? this.ClutValues.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveB != null ? this.CurveB.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveM != null ? this.CurveM.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.CurveA != null ? this.CurveA.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.ClutValues?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveB?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveM?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.CurveA?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -81,7 +81,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Texts != null ? this.Texts.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Texts?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -65,7 +65,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public bool Equals(IccMultiProcessElementsTagDataEntry other)
         {
-            if (ReferenceEquals(null, other))
+            if (other == null)
             {
                 return false;
             }
@@ -94,7 +94,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccMultiProcessElementsTagDataEntry && this.Equals((IccMultiProcessElementsTagDataEntry)obj);
+            return obj is IccMultiProcessElementsTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -105,7 +105,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.InputChannelCount;
                 hashCode = (hashCode * 397) ^ this.OutputChannelCount;
-                hashCode = (hashCode * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Data?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -169,10 +169,10 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.CoordinateCount;
-                hashCode = (hashCode * 397) ^ (this.Prefix != null ? this.Prefix.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.Suffix != null ? this.Suffix.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Prefix?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.Suffix?.GetHashCode() ?? 0);
                 hashCode = (hashCode * 397) ^ this.VendorFlags;
-                hashCode = (hashCode * 397) ^ (this.Colors != null ? this.Colors.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Colors?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -72,7 +72,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccParametricCurveTagDataEntry && this.Equals((IccParametricCurveTagDataEntry)obj);
+            return obj is IccParametricCurveTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc />
@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Curve != null ? this.Curve.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Curve?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -82,7 +82,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Descriptions != null ? this.Descriptions.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Descriptions?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -81,7 +81,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccResponseCurveSet16TagDataEntry.cs

@@ -53,8 +53,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccResponseCurveSet16TagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccResponseCurveSet16TagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc />
@@ -98,7 +97,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ this.ChannelCount.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.Curves != null ? this.Curves.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Curves?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -85,7 +85,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccScreeningTagDataEntry && this.Equals((IccScreeningTagDataEntry)obj);
+            return obj is IccScreeningTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -95,7 +95,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             {
                 int hashCode = base.GetHashCode();
                 hashCode = (hashCode * 397) ^ (int)this.Flags;
-                hashCode = (hashCode * 397) ^ (this.Channels != null ? this.Channels.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Channels?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -73,7 +73,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccSignatureTagDataEntry && this.Equals((IccSignatureTagDataEntry)obj);
+            return obj is IccSignatureTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc />
@@ -81,7 +81,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.SignatureData != null ? this.SignatureData.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.SignatureData?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -179,9 +179,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             unchecked
             {
                 int hashCode = base.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.Ascii != null ? this.Ascii.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.Unicode != null ? this.Unicode.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.ScriptCode != null ? this.ScriptCode.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.Ascii?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.Unicode?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.ScriptCode?.GetHashCode() ?? 0);
                 hashCode = (hashCode * 397) ^ (int)this.UnicodeLanguageCode;
                 hashCode = (hashCode * 397) ^ this.ScriptCodeCode.GetHashCode();
                 return hashCode;

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

@@ -39,8 +39,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccTextTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccTextTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc />
@@ -72,7 +71,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccTextTagDataEntry && this.Equals((IccTextTagDataEntry)obj);
+            return obj is IccTextTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc />
@@ -80,7 +79,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Text != null ? this.Text.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Text?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUFix16ArrayTagDataEntry.cs

@@ -33,15 +33,14 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         }
 
         /// <summary>
-        /// Gets the array data
+        /// Gets the array data.
         /// </summary>
         public float[] Data { get; }
 
         /// <inheritdoc/>
         public override bool Equals(IccTagDataEntry other)
         {
-            var entry = other as IccUFix16ArrayTagDataEntry;
-            return entry != null && this.Equals(entry);
+            return other is IccUFix16ArrayTagDataEntry entry && this.Equals(entry);
         }
 
         /// <inheritdoc/>
@@ -63,7 +62,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(object obj)
         {
-            if (ReferenceEquals(null, obj))
+            if (obj == null)
             {
                 return false;
             }
@@ -73,7 +72,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccUFix16ArrayTagDataEntry && this.Equals((IccUFix16ArrayTagDataEntry)obj);
+            return obj is IccUFix16ArrayTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -81,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -73,7 +73,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccUInt16ArrayTagDataEntry && this.Equals((IccUInt16ArrayTagDataEntry)obj);
+            return obj is IccUInt16ArrayTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -81,7 +81,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUInt32ArrayTagDataEntry.cs

@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUInt64ArrayTagDataEntry.cs

@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/TagDataEntries/IccUInt8ArrayTagDataEntry.cs

@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

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

@@ -67,7 +67,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public bool Equals(IccUcrBgTagDataEntry other)
         {
-            if (ReferenceEquals(null, other))
+            if (other == null)
             {
                 return false;
             }
@@ -86,7 +86,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public override bool Equals(object obj)
         {
-            if (ReferenceEquals(null, obj))
+            if (obj == null)
             {
                 return false;
             }
@@ -96,7 +96,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 return true;
             }
 
-            return obj is IccUcrBgTagDataEntry && this.Equals((IccUcrBgTagDataEntry)obj);
+            return obj is IccUcrBgTagDataEntry other && this.Equals(other);
         }
 
         /// <inheritdoc/>
@@ -105,9 +105,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
             unchecked
             {
                 int hashCode = base.GetHashCode();
-                hashCode = (hashCode * 397) ^ (this.UcrCurve != null ? this.UcrCurve.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.BgCurve != null ? this.BgCurve.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.Description != null ? this.Description.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.UcrCurve?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.BgCurve?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.Description?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

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

@@ -33,7 +33,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         }
 
         /// <summary>
-        /// Gets the raw data of the entry
+        /// Gets the raw data of the entry.
         /// </summary>
         public byte[] Data { get; }
 
@@ -80,7 +80,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (base.GetHashCode() * 397) ^ (this.Data != null ? this.Data.GetHashCode() : 0);
+                return (base.GetHashCode() * 397) ^ (this.Data?.GetHashCode() ?? 0);
             }
         }
     }

src/ImageSharp/MetaData/Profiles/ICC/Various/IccClut.cs

@@ -94,9 +94,9 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         public float[][] Values { get; }
 
         /// <summary>
-        /// Gets or sets the CLUT data type (important when writing a profile)
+        /// Gets the CLUT data type (important when writing a profile)
         /// </summary>
-        public IccClutDataType DataType { get; set; }
+        public IccClutDataType DataType { get; }
 
         /// <summary>
         /// Gets the number of input channels
@@ -116,7 +116,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         /// <inheritdoc/>
         public bool Equals(IccClut other)
         {
-            if (ReferenceEquals(null, other))
+            if (other == null)
             {
                 return false;
             }
@@ -154,11 +154,11 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                int hashCode = this.Values != null ? this.Values.GetHashCode() : 0;
+                int hashCode = this.Values?.GetHashCode() ?? 0;
                 hashCode = (hashCode * 397) ^ (int)this.DataType;
                 hashCode = (hashCode * 397) ^ this.InputChannelCount;
                 hashCode = (hashCode * 397) ^ this.OutputChannelCount;
-                hashCode = (hashCode * 397) ^ (this.GridPointCount != null ? this.GridPointCount.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.GridPointCount?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

src/ImageSharp/MetaData/Profiles/ICC/Various/IccProfileDescription.cs

@@ -12,7 +12,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
     internal readonly struct IccProfileDescription : IEquatable<IccProfileDescription>
     {
         /// <summary>
-        /// Initializes a new instance of the <see cref="IccProfileDescription"/> class.
+        /// Initializes a new instance of the <see cref="IccProfileDescription"/> struct.
         /// </summary>
         /// <param name="deviceManufacturer">Device Manufacturer</param>
         /// <param name="deviceModel">Device Model</param>
@@ -71,7 +71,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
 
         /// <inheritdoc/>
         public bool Equals(IccProfileDescription other) =>
-            this.DeviceManufacturer == other.DeviceManufacturer && 
+            this.DeviceManufacturer == other.DeviceManufacturer &&
             this.DeviceModel == other.DeviceModel &&
             this.DeviceAttributes == other.DeviceAttributes &&
             this.TechnologyInformation == other.TechnologyInformation &&
@@ -93,8 +93,8 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
                 hashCode = (hashCode * 397) ^ (int)this.DeviceModel;
                 hashCode = (hashCode * 397) ^ this.DeviceAttributes.GetHashCode();
                 hashCode = (hashCode * 397) ^ (int)this.TechnologyInformation;
-                hashCode = (hashCode * 397) ^ (this.DeviceManufacturerInfo != null ? this.DeviceManufacturerInfo.GetHashCode() : 0);
-                hashCode = (hashCode * 397) ^ (this.DeviceModelInfo != null ? this.DeviceModelInfo.GetHashCode() : 0);
+                hashCode = (hashCode * 397) ^ (this.DeviceManufacturerInfo?.GetHashCode() ?? 0);
+                hashCode = (hashCode * 397) ^ (this.DeviceModelInfo?.GetHashCode() ?? 0);
                 return hashCode;
             }
         }

src/ImageSharp/MetaData/Profiles/ICC/Various/IccProfileSequenceIdentifier.cs

@@ -50,7 +50,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Icc
         {
             unchecked
             {
-                return (this.Id.GetHashCode() * 397) ^ (this.Description != null ? this.Description.GetHashCode() : 0);
+                return (this.Id.GetHashCode() * 397) ^ (this.Description?.GetHashCode() ?? 0);
             }
         }
     }

tests/ImageSharp.Tests/Formats/Jpg/Utils/LibJpegTools.SpectralData.cs

@@ -123,17 +123,14 @@ namespace SixLabors.ImageSharp.Tests.Formats.Jpg.Utils
 
             public override bool Equals(object obj)
             {
-                if (object.ReferenceEquals(null, obj)) return false;
-                if (object.ReferenceEquals(this, obj)) return true;
-                if (obj.GetType() != this.GetType()) return false;
-                return this.Equals((SpectralData)obj);
+                return obj is SpectralData other && this.Equals(other);
             }
 
             public override int GetHashCode()
             {
                 unchecked
                 {
-                    return (this.ComponentCount * 397) ^ (this.Components != null ? this.Components[0].GetHashCode() : 0);
+                    return (this.ComponentCount * 397) ^ (this.Components?[0].GetHashCode() ?? 0);
                 }
             }