Postive Offset?

[spikeliu]

supernova/lib/assembly/src/paths/long/ReadPathTools.cc

Line 154 in b82c3d8

if (offset < 0 && offset >= first_edge_length) {

What is the point of checking postive offset when the first condition is to check is the offset is less than 0? Maybe it should be offset > 0 for the first condition?