fix(30003): formatter deletes comment after trailing comma (#49168)

Co-authored-by: TRCYX <[email protected]>

Author: TRCYX

Diff for: src/services/formatting/formatting.ts

@@ -836,11 +836,9 @@ namespace ts.formatting {
                 if (listEndToken !== SyntaxKind.Unknown && formattingScanner.isOnToken() && formattingScanner.getStartPos() < originalRange.end) {
                     let tokenInfo: TokenInfo | undefined = formattingScanner.readTokenInfo(parent);
                     if (tokenInfo.token.kind === SyntaxKind.CommaToken && isCallLikeExpression(parent)) {
-                        const commaTokenLine = sourceFile.getLineAndCharacterOfPosition(tokenInfo.token.pos).line;
-                        if (startLine !== commaTokenLine) {
-                            formattingScanner.advance();
-                            tokenInfo = formattingScanner.isOnToken() ? formattingScanner.readTokenInfo(parent) : undefined;
-                        }
+                        // consume the comma
+                        consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent);
+                        tokenInfo = formattingScanner.isOnToken() ? formattingScanner.readTokenInfo(parent) : undefined;
                     }
 
                     // consume the list end token only if it is still belong to the parent

Diff for: tests/cases/fourslash/formatNoSpaceBeforeCloseBrace3.ts

@@ -0,0 +1,8 @@
+/// <reference path="fourslash.ts"/>
+
+////foo( 
+//// 1, /* comment */    );
+
+format.document();
+verify.currentFileContentIs(`foo(
+    1, /* comment */);`);

Diff for: tests/cases/fourslash/formatNoSpaceBeforeCloseBrace4.ts

@@ -0,0 +1,8 @@
+/// <reference path="fourslash.ts"/>
+
+////new Foo(1
+////, /* comment */    );
+
+format.document();
+verify.currentFileContentIs(`new Foo(1
+    , /* comment */);`);

Diff for: tests/cases/fourslash/formatNoSpaceBeforeCloseBrace5.ts

@@ -0,0 +1,8 @@
+/// <reference path="fourslash.ts"/>
+
+////new Foo(1, 
+////    /* comment */    );
+
+format.document();
+verify.currentFileContentIs(`new Foo(1,
+    /* comment */);`);

Diff for: tests/cases/fourslash/formatNoSpaceBeforeCloseBrace6.ts

@@ -0,0 +1,8 @@
+/// <reference path="fourslash.ts"/>
+
+////new Foo(1, /* comment */  
+////  );
+
+format.document();
+verify.currentFileContentIs(`new Foo(1, /* comment */
+);`);