private LocalFunctionStatementSyntax ConvertLambda(LambdaExpressionSyntax node)
{
LambdaExpressionSyntax visited;
ParameterListSyntax parameterList;
switch (node)
{
case ParenthesizedLambdaExpressionSyntax parLambda: {
var v = (ParenthesizedLambdaExpressionSyntax)base.VisitParenthesizedLambdaExpression(parLambda);
parameterList = v.ParameterList;
visited = v;
break;
}
case SimpleLambdaExpressionSyntax simpleLambda: {
var v = (SimpleLambdaExpressionSyntax)base.VisitSimpleLambdaExpression(simpleLambda);
parameterList = SyntaxFactory.ParameterList(
SyntaxFactory.SingletonSeparatedList(v.Parameter)
);
visited = v;
break;
}
default:
throw new NotImplementedException();
}
if (_lambdaNumbersDict.TryGetValue(node, out var index))
{
return(SyntaxFactory.LocalFunctionStatement(GetDummyMethodReturnType(), $"lambda__{index}")
.NormalizeWhitespace()
.WithParameterList(parameterList)
.WithBody((BlockSyntax)visited.Body));
}
else
{
throw new Exception();
}
}