fixing another edge case related to comments + directives

refactor docprinter a little
ignore some properties in syntaxNodeComparer so that it gives you a better indication of the code that is failing the validation

Src/CSharpier.Tests/TestFiles/Directives/Directives.cst

@@ -24,6 +24,13 @@ public class ClassName
     private int x; // trailing comment here shouldn't give extra indent to the endregion after it
     #endregion
 
+    public bool SomeProperty =>
+#if !DEBUG
+        someValue
+        && // trailing comment with endif should work properly
+#endif
+        someOtherValue;
+
     void MethodWithOnlyDisabled()
     {
 #if DEBUG

Src/CSharpier/DocPrinter/DocPrinter.cs

@@ -189,7 +189,9 @@ void Push(Doc doc, PrintMode printMode, Indent indent)
                             break;
                         }
 
-                        // I don't understand exactly why, but this ensures we don't print extra spaces after a trailing comment
+                        // this ensures we don't print extra spaces after a trailing comment
+                        // newLineNextStringValue & skipNextNewLine are set to true when we print a trailing comment
+                        // when they are set we new line the next string we find. If we new line and then print a " " we end up with an extra space
                         if (newLineNextStringValue && skipNextNewLine && stringDoc.Value == " ")
                         {
                             break;
@@ -296,7 +298,7 @@ void Push(Doc doc, PrintMode printMode, Indent indent)
                                 }
 
                                 // This line was forced into the output even if we were in flattened mode, so we need to tell the next
-                                // group that no matter what, it needs to remeasure  because the previous measurement didn't accurately
+                                // group that no matter what, it needs to remeasure because the previous measurement didn't accurately
                                 // capture the entire expression (this is necessary for nested groups)
                                 shouldRemeasure = true;
                                 goto case PrintMode.MODE_BREAK;
@@ -319,10 +321,8 @@ void Push(Doc doc, PrintMode printMode, Indent indent)
                                 }
                                 else
                                 {
-                                    if (
-                                        (!newLineNextStringValue || !skipNextNewLine)
-                                        && (!printerOptions.TrimInitialLines || output.Length > 0)
-                                    ) {
+                                    if (!skipNextNewLine || !newLineNextStringValue)
+                                    {
                                         TrimOutput(output);
                                         output.Append(endOfLine).Append(command.Indent.Value);
                                         currentWidth = command.Indent.Length;
@@ -370,7 +370,13 @@ void Push(Doc doc, PrintMode printMode, Indent indent)
                 output.Append(endOfLine);
             }
 
-            return string.Join(string.Empty, output);
+            var result = output.ToString();
+            if (printerOptions.TrimInitialLines)
+            {
+                result = result.TrimStart('\n', '\r');
+            }
+
+            return result;
         }
 
         // TODO 1 in prettier this deals with unicode characters that are double width

Src/CSharpier/DocSerializer.cs

@@ -29,7 +29,11 @@ string PrintIndentedDocTree(Doc doc)
                 case NullDoc:
                     return indent + "Doc.Null";
                 case StringDoc stringDoc:
-                    return indent + "\"" + stringDoc.Value?.Replace("\"", "\\\"") + "\"";
+                    if (stringDoc.IsDirective)
+                    {
+                        return $"{indent}Doc.Directive({stringDoc.Value.Replace("\"", "\\\"")})";
+                    }
+                    return indent + "\"" + stringDoc.Value.Replace("\"", "\\\"") + "\"";
                 case HardLine hardLine:
                     return indent
                         + "Doc.HardLine"