public static async Task <Document> RefactorAsync(
Document document,
WhileStatementSyntax whileStatement,
CancellationToken cancellationToken = default(CancellationToken))
{
SyntaxNode oldRoot = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
DoStatementSyntax doStatement = DoStatement(
Token(
whileStatement.WhileKeyword.LeadingTrivia,
SyntaxKind.DoKeyword,
whileStatement.CloseParenToken.TrailingTrivia),
whileStatement.Statement.WithoutTrailingTrivia(),
Token(SyntaxKind.WhileKeyword),
whileStatement.OpenParenToken,
whileStatement.Condition,
whileStatement.CloseParenToken.WithoutTrailingTrivia(),
SemicolonToken());
doStatement = doStatement
.WithTriviaFrom(whileStatement)
.WithFormatterAnnotation();
SyntaxNode newRoot = oldRoot.ReplaceNode(whileStatement, doStatement);
return(document.WithSyntaxRoot(newRoot));
}
private static Task <Document> ConvertWhileToDoAsync(
Document document,
WhileStatementSyntax whileStatement,
bool omitIfStatement = false,
CancellationToken cancellationToken = default)
{
if (omitIfStatement)
{
DoStatementSyntax doStatement = DoStatement(
Token(
whileStatement.WhileKeyword.LeadingTrivia,
SyntaxKind.DoKeyword,
whileStatement.CloseParenToken.TrailingTrivia),
whileStatement.Statement.WithoutTrailingTrivia(),
Token(SyntaxKind.WhileKeyword),
whileStatement.OpenParenToken,
whileStatement.Condition,
whileStatement.CloseParenToken.WithoutTrailingTrivia(),
SemicolonToken());
doStatement = doStatement
.WithTriviaFrom(whileStatement)
.WithFormatterAnnotation();
return(document.ReplaceNodeAsync(whileStatement, doStatement, cancellationToken));
}
else
{
DoStatementSyntax doStatement = DoStatement(
Token(SyntaxKind.DoKeyword),
whileStatement.Statement.WithoutTrailingTrivia(),
Token(SyntaxKind.WhileKeyword),
OpenParenToken(),
whileStatement.Condition,
CloseParenToken(),
SemicolonToken());
IfStatementSyntax ifStatement = IfStatement(
Token(whileStatement.WhileKeyword.LeadingTrivia, SyntaxKind.IfKeyword, TriviaList()),
OpenParenToken(),
whileStatement.Condition,
CloseParenToken(),
Block(OpenBraceToken(), doStatement, Token(TriviaList(), SyntaxKind.CloseBraceToken, whileStatement.Statement.GetTrailingTrivia())),
default(ElseClauseSyntax));
ifStatement = ifStatement.WithFormatterAnnotation();
return(document.ReplaceNodeAsync(whileStatement, ifStatement, cancellationToken));
}
}
public static Task <Document> RefactorAsync(
Document document,
WhileStatementSyntax whileStatement,
CancellationToken cancellationToken = default(CancellationToken))
{
DoStatementSyntax doStatement = DoStatement(
Token(
whileStatement.WhileKeyword.LeadingTrivia,
SyntaxKind.DoKeyword,
whileStatement.CloseParenToken.TrailingTrivia),
whileStatement.Statement.WithoutTrailingTrivia(),
Token(SyntaxKind.WhileKeyword),
whileStatement.OpenParenToken,
whileStatement.Condition,
whileStatement.CloseParenToken.WithoutTrailingTrivia(),
SemicolonToken());
doStatement = doStatement
.WithTriviaFrom(whileStatement)
.WithFormatterAnnotation();
return(document.ReplaceNodeAsync(whileStatement, doStatement, cancellationToken));
}
