private Expression TryOptimize(BinaryExpression node)
{
if (node.NodeType != ExpressionType.Assign)
{
return(null);
}
var right = node.Right as LambdaExpression;
if (right == null)
{
return(null);
}
var left = node.Left as ParameterExpression;
if (left == null)
{
return(null);
}
var visitor = new TailRecursion(left.Name, left, right);
right = visitor.Run(right) as LambdaExpression;
if (right == null)
{
return(null);
}
return(Expression.Assign(left, right));
}
private Expression TryOptimize(BinaryExpression node)
{
if (node.NodeType != ExpressionType.Assign)
return null;
var right = node.Right as LambdaExpression;
if (right == null)
return null;
var left = node.Left as ParameterExpression;
if (left == null)
return null;
var visitor = new TailRecursion(left.Name, left, right);
right = visitor.Run(right) as LambdaExpression;
if (right == null)
return null;
return Expression.Assign(left, right);
}
