private static LocalFunctionStatementSyntax GetNewNode(
LocalFunctionStatementSyntax localFunctionStatement,
TypeParameterConstraintSyntax constraint,
SemanticModel semanticModel,
CancellationToken cancellationToken)
{
string name = GetMethodTypeParameterName(semanticModel, localFunctionStatement.BodyOrExpressionBody().SpanStart, cancellationToken);
LocalFunctionStatementSyntax newNode = localFunctionStatement.AddTypeParameterListParameters(TypeParameter(Identifier(name).WithRenameAnnotation()));
if (constraint != null)
{
newNode = newNode.AddConstraintClauses(TypeParameterConstraintClause(name, constraint));
}
return(newNode);
}
public static ParametersInfo Create(LocalFunctionStatementSyntax localFunction, bool allowMissing = false)
{
ParameterListSyntax parameterList = localFunction.ParameterList;
if (!Check(parameterList, allowMissing))
{
return(Default);
}
SeparatedSyntaxList <ParameterSyntax> parameters = parameterList.Parameters;
if (!CheckParameters(parameters, allowMissing))
{
return(Default);
}
TypeParameterListSyntax typeParameterList = localFunction.TypeParameterList;
SeparatedSyntaxList <TypeParameterSyntax> typeParameters = typeParameterList?.Parameters ?? default(SeparatedSyntaxList <TypeParameterSyntax>);
if (!CheckTypeParameters(typeParameters, allowMissing))
{
return(Default);
}
if (!parameters.Any() &&
!typeParameters.Any())
{
return(Default);
}
CSharpSyntaxNode body = localFunction.BodyOrExpressionBody();
if (!Check(body, allowMissing))
{
return(Default);
}
return(new ParametersInfo(typeParameterList, parameterList, body));
}
protected override CSharpSyntaxNode GetBody(LocalFunctionStatementSyntax node)
{
return(node.BodyOrExpressionBody());
}