SortedRange.lowerBound from FrontTransversal

[Michael Coulombe via Digitalmars-d-learn]

On Monday, 8 August 2016 at 00:57:41 UTC, Michael Coulombe wrote:
> ...

And looking at the source, the reason it fails when using 
TransverseOptions.assumeNotJagged is that it does not implement 
length or $.

I made this into an enhancement request: 
https://issues.dlang.org/show_bug.cgi?id=16363