Omit types when infererable from the left or right hand sides

src/ImageSharp/ColorSpaces/CieLab.cs

@@ -23,7 +23,7 @@ namespace SixLabors.ImageSharp.ColorSpaces
         /// <summary>
         /// Represents a <see cref="CieLab"/> that has L, A, B values set to zero.
         /// </summary>
-        public static readonly CieLab Empty = default(CieLab);
+        public static readonly CieLab Empty = default;
 
         /// <summary>
         /// The backing vector for SIMD support.

src/ImageSharp/MetaData/Profiles/Exif/ExifReader.cs

@@ -33,20 +33,12 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         /// <summary>
         /// Gets the thumbnail length in the byte stream
         /// </summary>
-        public uint ThumbnailLength
-        {
-            get;
-            private set;
-        }
+        public uint ThumbnailLength { get; private set; }
 
         /// <summary>
         /// Gets the thumbnail offset position in the byte stream
         /// </summary>
-        public uint ThumbnailOffset
-        {
-            get;
-            private set;
-        }
+        public uint ThumbnailOffset { get; private set; }
 
         /// <summary>
         /// Gets the remaining length.
@@ -124,8 +116,8 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
             int dataTypeSize = (int)ExifValue.GetSize(dataType);
             int length = data.Length / dataTypeSize;
 
-            TDataType[] result = new TDataType[length];
-            byte[] buffer = new byte[dataTypeSize];
+            var result = new TDataType[length];
+            var buffer = new byte[dataTypeSize];
 
             for (int i = 0; i < length; i++)
             {
@@ -423,7 +415,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 8))
             {
-                return default(double);
+                return default;
             }
 
             return BitConverter.ToDouble(data, 0);
@@ -433,7 +425,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 4))
             {
-                return default(uint);
+                return default;
             }
 
             return BitConverter.ToUInt32(data, 0);
@@ -443,7 +435,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 2))
             {
-                return default(ushort);
+                return default;
             }
 
             return BitConverter.ToUInt16(data, 0);
@@ -453,7 +445,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 4))
             {
-                return default(float);
+                return default;
             }
 
             return BitConverter.ToSingle(data, 0);
@@ -491,7 +483,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 8, 4))
             {
-                return default(SignedRational);
+                return default;
             }
 
             int numerator = BitConverter.ToInt32(data, 0);
@@ -504,7 +496,7 @@ namespace SixLabors.ImageSharp.MetaData.Profiles.Exif
         {
             if (!this.ValidateArray(data, 2))
             {
-                return default(short);
+                return default;
             }
 
             return BitConverter.ToInt16(data, 0);

src/ImageSharp/PixelFormats/Argb32.cs

@@ -347,7 +347,7 @@ namespace SixLabors.ImageSharp.PixelFormats
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         private static uint Pack(ref Vector3 vector)
         {
-            Vector4 value = new Vector4(vector, 1);
+            var value = new Vector4(vector, 1);
             return Pack(ref value);
         }
 

src/ImageSharp/PixelFormats/ColorBuilder{TPixel}.cs

@@ -32,8 +32,8 @@ namespace SixLabors.ImageSharp.PixelFormats
                 throw new ArgumentException("Hexadecimal string is not in the correct format.", nameof(hex));
             }
 
-            TPixel result = default(TPixel);
-            Rgba32 rgba = new Rgba32(
+            TPixel result = default;
+            var rgba = new Rgba32(
                 (byte)(packedValue >> 24),
                 (byte)(packedValue >> 16),
                 (byte)(packedValue >> 8),
@@ -62,7 +62,7 @@ namespace SixLabors.ImageSharp.PixelFormats
         /// <returns>Returns a <typeparamref name="TPixel"/> that represents the color defined by the provided RGBA values.</returns>
         public static TPixel FromRGBA(byte red, byte green, byte blue, byte alpha)
         {
-            TPixel color = default(TPixel);
+            TPixel color = default;
             color.PackFromRgba32(new Rgba32(red, green, blue, alpha));
             return color;
         }

src/ImageSharp/PixelFormats/HalfTypeHelper.cs

@@ -19,7 +19,7 @@ namespace SixLabors.ImageSharp.PixelFormats
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         internal static ushort Pack(float value)
         {
-            Uif uif = new Uif { F = value };
+            var uif = new Uif { F = value };
             return Pack(uif.I);
         }
 
@@ -113,7 +113,7 @@ namespace SixLabors.ImageSharp.PixelFormats
                 result = ((((uint)value & 0x8000) << 16) | ((((((uint)value >> 10) & 0x1f) - 15) + 127) << 23)) | (mantissa << 13);
             }
 
-            Uif uif = new Uif { U = result };
+            var uif = new Uif { U = result };
             return uif.F;
         }
 

src/ImageSharp/PixelFormats/NamedColors{TPixel}.cs

@@ -735,7 +735,7 @@ namespace SixLabors.ImageSharp.PixelFormats
         private static TPixel[] GetWebSafePalette()
         {
             Rgba32[] constants = ColorConstants.WebSafeColors;
-            TPixel[] safe = new TPixel[constants.Length + 1];
+            var safe = new TPixel[constants.Length + 1];
 
             Span<byte> constantsBytes = constants.AsSpan().NonPortableCast<Rgba32, byte>();
             PixelOperations<TPixel>.Instance.PackFromRgba32Bytes(constantsBytes, safe, constants.Length);

src/ImageSharp/Primitives/LongRational.cs

@@ -268,9 +268,9 @@ namespace SixLabors.ImageSharp.Primitives
                 return this.Numerator.ToString(provider);
             }
 
-            StringBuilder sb = new StringBuilder();
+            var sb = new StringBuilder();
             sb.Append(this.Numerator.ToString(provider));
-            sb.Append("/");
+            sb.Append('/');
             sb.Append(this.Denominator.ToString(provider));
             return sb.ToString();
         }

src/ImageSharp/Primitives/SignedRational.cs

@@ -63,7 +63,7 @@ namespace SixLabors.ImageSharp.Primitives
         /// <param name="bestPrecision">Whether to use the best possible precision when parsing the value.</param>
         public SignedRational(double value, bool bestPrecision)
         {
-            LongRational rational = new LongRational(value, bestPrecision);
+            var rational = new LongRational(value, bestPrecision);
 
             this.Numerator = (int)rational.Numerator;
             this.Denominator = (int)rational.Denominator;
@@ -129,12 +129,7 @@ namespace SixLabors.ImageSharp.Primitives
         /// <inheritdoc/>
         public override bool Equals(object obj)
         {
-            if (obj is SignedRational)
-            {
-                return this.Equals((SignedRational)obj);
-            }
-
-            return false;
+            return obj is SignedRational other && Equals(other);
         }
 
         /// <inheritdoc/>
@@ -149,7 +144,7 @@ namespace SixLabors.ImageSharp.Primitives
         /// <inheritdoc/>
         public override int GetHashCode()
         {
-            LongRational self = new LongRational(this.Numerator, this.Denominator);
+            var self = new LongRational(this.Numerator, this.Denominator);
             return self.GetHashCode();
         }