private SyntaxList <StatementSyntax> ConvertStatements(SyntaxList <Microsoft.CodeAnalysis.CSharp.Syntax.StatementSyntax> statements,
MethodBodyVisitor iteratorState = null)
{
var methodBodyVisitor = CreateMethodBodyVisitor(iteratorState);
return(SyntaxFactory.List(statements.SelectMany(s => ConvertStatement(s, methodBodyVisitor))));
}
public AccessorBlockSyntax ConvertAccessor(AccessorDeclarationSyntax node, out bool isIterator)
{
SyntaxKind blockKind;
AccessorStatementSyntax stmt;
EndBlockStatementSyntax endStmt;
SyntaxList <StatementSyntax> body;
isIterator = false;
var isIteratorState = new MethodBodyVisitor(_semanticModel, _nodesVisitor, _triviaConverter, this);
body = ConvertBody(node.Body, node.ExpressionBody, isIteratorState);
isIterator = isIteratorState.IsIterator;
var attributes = SyntaxFactory.List(node.AttributeLists.Select(a => (AttributeListSyntax)a.Accept(_nodesVisitor)));
var modifiers = ConvertModifiers(node.Modifiers, SyntaxKindExtensions.TokenContext.Local);
var parent = (BasePropertyDeclarationSyntax)node.Parent.Parent;
Microsoft.CodeAnalysis.VisualBasic.Syntax.ParameterSyntax valueParam;
switch (CSharpExtensions.Kind(node))
{
case Microsoft.CodeAnalysis.CSharp.SyntaxKind.GetAccessorDeclaration:
blockKind = SyntaxKind.GetAccessorBlock;
stmt = SyntaxFactory.GetAccessorStatement(attributes, modifiers, null);
endStmt = SyntaxFactory.EndGetStatement();
break;
case Microsoft.CodeAnalysis.CSharp.SyntaxKind.SetAccessorDeclaration:
blockKind = SyntaxKind.SetAccessorBlock;
valueParam = SyntaxFactory.Parameter(SyntaxFactory.ModifiedIdentifier("value"))
.WithAsClause(SyntaxFactory.SimpleAsClause((TypeSyntax)parent.Type.Accept(_nodesVisitor)))
.WithModifiers(SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.ByValKeyword)));
stmt = SyntaxFactory.SetAccessorStatement(attributes, modifiers, SyntaxFactory.ParameterList(SyntaxFactory.SingletonSeparatedList(valueParam)));
endStmt = SyntaxFactory.EndSetStatement();
break;
case Microsoft.CodeAnalysis.CSharp.SyntaxKind.AddAccessorDeclaration:
blockKind = SyntaxKind.AddHandlerAccessorBlock;
valueParam = SyntaxFactory.Parameter(SyntaxFactory.ModifiedIdentifier("value"))
.WithAsClause(SyntaxFactory.SimpleAsClause((TypeSyntax)parent.Type.Accept(_nodesVisitor)))
.WithModifiers(SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.ByValKeyword)));
stmt = SyntaxFactory.AddHandlerAccessorStatement(attributes, modifiers, SyntaxFactory.ParameterList(SyntaxFactory.SingletonSeparatedList(valueParam)));
endStmt = SyntaxFactory.EndAddHandlerStatement();
break;
case Microsoft.CodeAnalysis.CSharp.SyntaxKind.RemoveAccessorDeclaration:
blockKind = SyntaxKind.RemoveHandlerAccessorBlock;
valueParam = SyntaxFactory.Parameter(SyntaxFactory.ModifiedIdentifier("value"))
.WithAsClause(SyntaxFactory.SimpleAsClause((TypeSyntax)parent.Type.Accept(_nodesVisitor)))
.WithModifiers(SyntaxFactory.TokenList(SyntaxFactory.Token(SyntaxKind.ByValKeyword)));
stmt = SyntaxFactory.RemoveHandlerAccessorStatement(attributes, modifiers, SyntaxFactory.ParameterList(SyntaxFactory.SingletonSeparatedList(valueParam)));
endStmt = SyntaxFactory.EndRemoveHandlerStatement();
break;
default:
throw new NotSupportedException();
}
return(SyntaxFactory.AccessorBlock(blockKind, stmt, body, endStmt));
}
public SyntaxList <StatementSyntax> ConvertBody(BlockSyntax body,
ArrowExpressionClauseSyntax expressionBody, MethodBodyVisitor iteratorState = null)
{
if (body != null)
{
return(ConvertStatements(body.Statements, iteratorState));
}
if (expressionBody != null)
{
var convertedBody = expressionBody.Expression.Accept(_nodesVisitor);
if (convertedBody is ExpressionSyntax convertedBodyExpression)
{
convertedBody = SyntaxFactory.ReturnStatement(convertedBodyExpression);
}
return(SyntaxFactory.SingletonList((StatementSyntax)convertedBody));
}
return(SyntaxFactory.List <StatementSyntax>());
}
private CSharpSyntaxVisitor <SyntaxList <StatementSyntax> > CreateMethodBodyVisitor(MethodBodyVisitor methodBodyVisitor = null)
{
var visitor = methodBodyVisitor ?? new MethodBodyVisitor(_semanticModel, _nodesVisitor, _triviaConverter, this);
return(visitor.CommentConvertingVisitor);
}