[SL.Core] Use expressions

src/SixLabors.Core/Primitives/Point.cs

@@ -264,10 +264,7 @@ namespace SixLabors.Primitives
         }
 
         /// <inheritdoc/>
-        public override string ToString()
-        {
-            return $"Point [ X={this.X}, Y={this.Y} ]";
-        }
+        public override string ToString() => $"Point [ X={this.X}, Y={this.Y} ]";
 
         /// <inheritdoc/>
         public override bool Equals(object obj) => obj is Point other && this.Equals(other);
@@ -279,6 +276,5 @@ namespace SixLabors.Primitives
         private static short HighInt16(int n) => unchecked((short)((n >> 16) & 0xffff));
 
         private static short LowInt16(int n) => unchecked((short)(n & 0xffff));
-
     }
 }

src/SixLabors.Core/Primitives/PointF.cs

@@ -273,10 +273,7 @@ namespace SixLabors.Primitives
         }
 
         /// <inheritdoc/>
-        public override string ToString()
-        {
-            return $"PointF [ X={this.X}, Y={this.Y} ]";
-        }
+        public override string ToString() => $"PointF [ X={this.X}, Y={this.Y} ]";
 
         /// <inheritdoc/>
         public override bool Equals(object obj) => obj is PointF && this.Equals((PointF)obj);

src/SixLabors.Core/Primitives/Size.cs

@@ -255,10 +255,7 @@ namespace SixLabors.Primitives
         public override int GetHashCode() => this.GetHashCode(this);
 
         /// <inheritdoc/>
-        public override string ToString()
-        {
-            return $"Size [ Width={this.Width}, Height={this.Height} ]";
-        }
+        public override string ToString() => $"Size [ Width={this.Width}, Height={this.Height} ]";
 
         /// <inheritdoc/>
         public override bool Equals(object obj) => obj is Size && this.Equals((Size)obj);

src/SixLabors.Core/Primitives/SizeF.cs

@@ -204,10 +204,7 @@ namespace SixLabors.Primitives
         }
 
         /// <inheritdoc/>
-        public override string ToString()
-        {
-            return $"SizeF [ Width={this.Width}, Height={this.Height} ]";
-        }
+        public override string ToString() => $"SizeF [ Width={this.Width}, Height={this.Height} ]";
 
         /// <inheritdoc/>
         public override bool Equals(object obj) => obj is SizeF && this.Equals((SizeF)obj);