private Expression FindSimilarRight(DbJoinExpression join, DbJoinExpression compareTo)
{
if (join == null)
{
return(null);
}
if (join.Join == compareTo.Join)
{
if (join.Right.NodeType == compareTo.Right.NodeType &&
DbExpressionComparer.AreEqual(join.Right, compareTo.Right))
{
if (join.Condition == compareTo.Condition)
{
return(join.Right);
}
var scope = new ScopedDictionary <DbTableAlias, DbTableAlias>(null);
scope.Add(((DbAliasedExpression)join.Right).Alias, ((DbAliasedExpression)compareTo.Right).Alias);
if (DbExpressionComparer.AreEqual(null, scope, join.Condition, compareTo.Condition))
{
return(join.Right);
}
}
}
Expression result = FindSimilarRight(join.Left as DbJoinExpression, compareTo);
if (result == null)
{
result = FindSimilarRight(join.Right as DbJoinExpression, compareTo);
}
return(result);
}
public bool Equals(HashedExpression other)
{
return(this.hashCode == other.hashCode &&
DbExpressionComparer.AreEqual(this.expression, other.expression));
}