removed unneeded Token equals comparisson

Author: cosullivan

Src/SmtpServer/Protocol/SmtpParser.cs

@@ -947,7 +947,7 @@ public bool TryMakeEnd(ref TokenReader reader)
         {
             reader.Skip(TokenKind.Space);
 
-            return reader.Take() == default;
+            return reader.Take().Kind == TokenKind.None;
         }
 
         /// <summary>
@@ -1802,7 +1802,7 @@ public bool TryMakeMailParameters(ref TokenReader reader, out IReadOnlyDictionar
         {
             Dictionary<string, string> dictionary = null;
 
-            while (reader.Peek() != default)
+            while (reader.Peek().Kind != TokenKind.None)
             {
                 if (reader.TryMake(TryMakeEsmtpParameter, out ReadOnlySequence<byte> keyword, out ReadOnlySequence<byte> value) == false)
                 {

Src/SmtpServer/Text/Token.cs

@@ -88,39 +88,6 @@ static bool IsBetween(byte value, byte low, byte high)
             return value >= low && value <= high;
         }
 
-        /// <summary>
-        /// Indicates whether this instance and a specified object are equal.
-        /// </summary>
-        /// <param name="other">Another object to compare to. </param>
-        /// <returns>true if <paramref name="other"/> and this instance are the same type and represent the same value; otherwise, false. </returns>
-        public bool Equals(Token other)
-        {
-            // TODO: need a faster comparisson implementation
-            return Kind == other.Kind && Text.ToString().Equals(other.Text.ToString(), StringComparison.OrdinalIgnoreCase);
-        }
-
-        /// <summary>
-        /// Returns a value indicating the equality of the two objects.
-        /// </summary>
-        /// <param name="left">The left hand side of the comparisson.</param>
-        /// <param name="right">The right hand side of the comparisson.</param>
-        /// <returns>true if the left and right side are equal, false if not.</returns>
-        public static bool operator ==(Token left, Token right)
-        {
-            return left.Equals(right);
-        }
-
-        /// <summary>
-        /// Returns a value indicating the inequality of the two objects.
-        /// </summary>
-        /// <param name="left">The left hand side of the comparisson.</param>
-        /// <param name="right">The right hand side of the comparisson.</param>
-        /// <returns>false if the left and right side are equal, true if not.</returns>
-        public static bool operator !=(Token left, Token right)
-        {
-            return !left.Equals(right);
-        }
-
         /// <summary>
         /// Returns the string representation of the token.
         /// </summary>