public void AddRelation(AccessibilityRelation relation, WorldSymbol x, WorldSymbol y)
{
if (x == y)
{
return;
}
var relations = relation.Relations.Where(rel => rel.Key == y);
foreach (var rel in relations)
{
foreach (var target in rel.Value)
{
relation.AddRelation(x, target);
}
}
relations = relation.Relations.Where(rel => rel.Value.Contains(x));
foreach (var rel in relations)
{
relation.AddRelation(rel.Key, y);
}
}
public void AddRelation(AccessibilityRelation relation, WorldSymbol x, WorldSymbol y)
{
relation.AddRelation(y, x);
}