public Expression ReplaceParameter(Expression e, ParameterExpression peFrom, ParameterExpression peTo)
{
var visiter = new ParameterRebinderVisiter(new Dictionary<ParameterExpression, ParameterExpression>
{
{peFrom, peTo}
});
return visiter.Visit(e);
}
public IEnumerable<Expression> ReplaceParametersByFirst(params LambdaExpression[] expressions)
{
Debug.WriteLine(1);
if (expressions == null) throw new ArgumentNullException(nameof(expressions));
yield return expressions[0].Body;
var map = _mapFactory.Create(expressions[0], expressions.Skip(1));
var visitor = new ParameterRebinderVisiter(map);
for (var i = 1; i < expressions.Length; i++)
{
yield return visitor.Visit(expressions[i].Body);
}
}