Fix issue with eating comments on raw literals with c# that has new l…

…ines closes #937
belav · Aug 23, 2023 · f74c01c · f74c01c
1 parent 81b6789
commit f74c01c
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Showing 2 changed files with 17 additions and 1 deletion.
diff --git a/Src/CSharpier.Tests/FormattingTests/TestFiles/cs/StringLiterals.test b/Src/CSharpier.Tests/FormattingTests/TestFiles/cs/StringLiterals.test
@@ -161,5 +161,18 @@ four
             }    ";
 
         ReadOnlySpan<byte> utf8StringLiteral = "hello"u8;
+
+        var rawLiteralWithExpressionThatWeDontFormat = new StringContent(
+            // this comment shouldn't go away
+            $$"""
+              {
+                  "params": "{{searchFilter switch
+        {
+            SearchFilter.Video => "EgIQAQ%3D%3D",
+            _ => null
+        }}}"
+              }
+              """
+        );
     }
 }
diff --git a/Src/CSharpier/SyntaxPrinter/SyntaxNodePrinters/InterpolatedStringExpression.cs b/Src/CSharpier/SyntaxPrinter/SyntaxNodePrinters/InterpolatedStringExpression.cs
@@ -9,7 +9,10 @@ public static Doc Print(InterpolatedStringExpressionSyntax node, FormattingConte
         // and new lines in expressions in them are rare.
         if (node.Contents.Any(o => o is InterpolationSyntax && o.ToString().Contains('\n')))
         {
-            return node.ToString();
+            return Doc.Concat(
+                Token.PrintLeadingTrivia(node.GetLeadingTrivia(), context),
+                node.ToString()
+            );
         }
 
         var docs = new List<Doc>