Simplify StringView trim logic by eliminating special cases

Author: rameel

Ramstack.Structures/Text/StringView.cs

@@ -295,9 +295,6 @@ public StringView TrimStart(params char[]? trimChars) =>
     /// </returns>
     public StringView TrimStart(ReadOnlySpan<char> trimChars)
     {
-        if (trimChars.Length == 0)
-            return TrimStart();
-
         var start = _index;
         var final = _index + _length;
         var value = _value;
@@ -384,9 +381,6 @@ public StringView TrimEnd(params char[]? trimChars) =>
     /// </returns>
     public StringView TrimEnd(ReadOnlySpan<char> trimChars)
     {
-        if (trimChars.Length == 0)
-            return TrimEnd();
-
         var start = _index;
         var final = _index + _length - 1;
         var value = _value;
@@ -485,9 +479,6 @@ public StringView Trim(params char[]? trimChars) =>
     /// </returns>
     public StringView Trim(ReadOnlySpan<char> trimChars)
     {
-        if (trimChars.Length == 0)
-            return Trim();
-
         var start = _index;
         var final = _index + _length - 1;
         var value = _value;
@@ -496,7 +487,6 @@ public StringView Trim(ReadOnlySpan<char> trimChars)
         {
             for (; start <= final; start++)
             {
-
                 for (var i = 0; i < trimChars.Length; i++)
                     if (value.GetRawStringData(start) == trimChars[i])
                         goto MATCHED;