Fixing bug in sql formatter where values provided after reserved 'VALUES' keyword were not being indented properly

src/dev/impl/DevToys/Helpers/SqlFormatter/Core/Formatter.cs

@@ -224,7 +224,8 @@ private void FormatOpeningParentheses(Token token, ReadOnlySpan<char> querySpan)
             {
                 Token? behindToken = TokenLookBehind();
 
-                if (behindToken is not { Type: TokenType.OpenParen or TokenType.LineComment or TokenType.Operator })
+                if (behindToken is not { Type: TokenType.OpenParen or TokenType.LineComment or TokenType.Operator }
+                    && !behindToken?.IsValues(querySpan.Slice(behindToken!.Value)) == true)
                 {
                     _queryBuilder.TrimSpaceEnd();
                 }

src/dev/impl/DevToys/Helpers/SqlFormatter/Core/TokenHelper.cs

@@ -42,6 +42,11 @@ internal static bool IsEnd(this Token token, ReadOnlySpan<char> tokenValueSpan)
             return IsToken(token.Type, TokenType.CloseParen, tokenValueSpan, "END".AsSpan());
         }
 
+        internal static bool IsValues(this Token token, ReadOnlySpan<char> tokenValueSpan)
+        {
+            return IsToken(token.Type, TokenType.ReservedTopLevel, tokenValueSpan, "VALUES".AsSpan());
+        }
+
         private static bool IsToken(TokenType type, TokenType otherType,
             ReadOnlySpan<char> tokenValueSpan, ReadOnlySpan<char> otherSpan)
         {

src/tests/DevToys.Tests/Providers/Tools/SqlFormatterTests.cs

@@ -1045,6 +1045,22 @@ UNION ALL
 FROM
   tbl2;";
             AssertFormat(formatter, input, expectedResult);
+
+            // correctly formats hardcoded values in from statement
+            input =
+@"SELECT Id FROM (values(1),(2),(3), (4)) as  b  (id)";
+            expectedResult =
+@"SELECT
+  Id
+FROM
+  (
+    values
+      (1),
+      (2),
+      (3),
+      (4)
+  ) as b (id)";
+            AssertFormat(formatter, input, expectedResult);
         }
 
         /// <summary>