private static SyntaxNode ToMultiLine(SyntaxNode node, SyntaxList <TypeParameterConstraintClauseSyntax> constraintClauses)
{
TypeParameterConstraintClauseSyntax first = constraintClauses.First();
SyntaxToken previousToken = node.FindToken(first.FullSpan.Start - 1);
node = node.ReplaceToken(previousToken, previousToken.WithTrailingTrivia(TriviaList(NewLine())));
SyntaxTriviaList leadingTrivia = node
.FindToken(node.SpanStart)
.LeadingTrivia;
SyntaxTriviaList trivia = IncreaseIndentation(leadingTrivia.LastOrDefault());
int count = constraintClauses.Count;
for (int i = 0; i < count; i++)
{
TypeParameterConstraintClauseSyntax newNode = constraintClauses[i].WithLeadingTrivia(trivia);
if (i < count - 1)
{
newNode = newNode.WithTrailingTrivia(NewLine());
}
constraintClauses = constraintClauses.ReplaceAt(i, newNode);
}
return(WithConstraintClauses(node, constraintClauses));
}
private static GenericInfo ToMultiLine(GenericInfo info)
{
SyntaxNode declaration = info.Node;
SyntaxList <TypeParameterConstraintClauseSyntax> constraintClauses = info.ConstraintClauses;
TypeParameterConstraintClauseSyntax first = constraintClauses.First();
SyntaxToken previousToken = declaration.FindToken(first.FullSpan.Start - 1);
declaration = declaration.ReplaceToken(previousToken, previousToken.WithTrailingTrivia(TriviaList(NewLine())));
SyntaxTriviaList leadingTrivia = declaration
.FindToken(declaration.SpanStart)
.LeadingTrivia;
SyntaxTriviaList trivia = IncreaseIndentation(leadingTrivia.LastOrDefault());
int count = constraintClauses.Count;
for (int i = 0; i < count; i++)
{
TypeParameterConstraintClauseSyntax newNode = constraintClauses[i].WithLeadingTrivia(trivia);
if (i < count - 1)
{
newNode = newNode.WithTrailingTrivia(NewLine());
}
constraintClauses = constraintClauses.ReplaceAt(i, newNode);
}
return(SyntaxInfo.GenericInfo(declaration).WithConstraintClauses(constraintClauses));
}
/// <summary>
/// Returns a <see cref="SyntaxList{TNode}"/> of <see cref="TypeParameterConstraintClauseSyntax"/> build from the given <paramref name="constraints"/>.
/// </summary>
/// <param name="constraints">A collection of <see cref="TypeParameterConstraintClauseSyntax"/> to build the <see cref="SyntaxList{TNode}"/> from.</param>
/// <param name="numOriginalConstraints">Number of type constraints in the original declaration.</param>
public static SyntaxList <TypeParameterConstraintClauseSyntax> ApplyConstraints(IEnumerable <TypeParameterConstraintClauseSyntax> constraints, int numOriginalConstraints)
{
SyntaxList <TypeParameterConstraintClauseSyntax> clauses = SyntaxFactory.List(constraints);
if (numOriginalConstraints > 0)
{
int count = clauses.Count;
if (count > 0 && count < numOriginalConstraints)
{
TypeParameterConstraintClauseSyntax last = clauses.Last();
TypeParameterConstraintClauseSyntax newLast = last.WithTrailingTrivia(SyntaxFactory.CarriageReturnLineFeed);
clauses = clauses.Replace(last, newLast);
}
}
return(clauses);
}