Other notations for oneway

[tmcw]

Should iD only care about the oneway=true convention, or should it pay attention to oneway=-1 etc? /cc @systemed

[lxbarth]

Yeah, what's up with the oneway=-1 shiz? When is this truly necessary?

[tmcw]

It's always bad, but people use it.

[systemed]

It's pretty much an archaism back from the days before relations. There's a few edge cases in which it's helpful but not many.

[tmcw]

Okay, so let's avoid it just not handle this case.