public static Task <Document> RefactorAsync(
Document document,
ForStatementSyntax forStatement,
CancellationToken cancellationToken)
{
LiteralExpressionSyntax trueLiteral = TrueLiteralExpression();
TextSpan span = TextSpan.FromBounds(
forStatement.OpenParenToken.FullSpan.End,
forStatement.CloseParenToken.FullSpan.Start);
IEnumerable <SyntaxTrivia> trivia = forStatement.DescendantTrivia(span);
if (!trivia.All(f => f.IsWhitespaceOrEndOfLineTrivia()))
{
trueLiteral = trueLiteral.WithTrailingTrivia(trivia);
}
WhileStatementSyntax whileStatement = WhileStatement(
WhileKeyword().WithTriviaFrom(forStatement.ForKeyword),
forStatement.OpenParenToken,
trueLiteral,
forStatement.CloseParenToken,
forStatement.Statement);
whileStatement = whileStatement
.WithTriviaFrom(forStatement)
.WithFormatterAnnotation();
return(document.ReplaceNodeAsync(forStatement, whileStatement, cancellationToken));
}