internal static bool?HasReturnStatement(ProcedureMetadata procedure_metadata)
{
ReturnStatementVisitor vstor = new ReturnStatementVisitor();
procedure_metadata.BodyFragment.Accept(vstor);
return(vstor.result);
}
public override object VisitAnonymousMethodExpression(AnonymousMethodExpression anonymousMethodExpression, object data)
{
base.VisitAnonymousMethodExpression(anonymousMethodExpression, data);
LambdaExpression lambda = new LambdaExpression();
lambda.Parameters = anonymousMethodExpression.Parameters;
if (anonymousMethodExpression.Body.Children.Count == 1)
{
ReturnStatement rs = anonymousMethodExpression.Body.Children[0] as ReturnStatement;
if (rs != null)
{
lambda.ExpressionBody = rs.Expression;
}
else
{
lambda.StatementBody = anonymousMethodExpression.Body.Children[0] as Statement;
lambda.ReturnType = new TypeReference("System.Void", true);
}
}
else
{
var visitor = new ReturnStatementVisitor();
anonymousMethodExpression.AcceptVisitor(visitor, null);
lambda.StatementBody = anonymousMethodExpression.Body;
if (!visitor.HasReturn)
{
lambda.ReturnType = new TypeReference("System.Void", true);
}
}
ReplaceCurrentNode(lambda);
return(null);
}
public override object VisitAnonymousMethodExpression(AnonymousMethodExpression anonymousMethodExpression, object data)
{
base.VisitAnonymousMethodExpression(anonymousMethodExpression, data);
LambdaExpression lambda = new LambdaExpression();
lambda.Parameters = anonymousMethodExpression.Parameters;
if (anonymousMethodExpression.Body.Children.Count == 1) {
ReturnStatement rs = anonymousMethodExpression.Body.Children[0] as ReturnStatement;
if (rs != null)
lambda.ExpressionBody = rs.Expression;
else {
lambda.StatementBody = anonymousMethodExpression.Body.Children[0] as Statement;
lambda.ReturnType = new TypeReference("System.Void", true);
}
} else {
var visitor = new ReturnStatementVisitor();
anonymousMethodExpression.AcceptVisitor(visitor, null);
lambda.StatementBody = anonymousMethodExpression.Body;
if (!visitor.HasReturn)
lambda.ReturnType = new TypeReference("System.Void", true);
}
ReplaceCurrentNode(lambda);
return null;
}
