Driver cleanup

[flimzy]

fixes #563

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: -0.08 ⚠️

Comparison is base (ba496d5) 88.20% compared to head (e6537a0) 88.13%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #609      +/-   ##
==========================================
- Coverage   88.20%   88.13%   -0.08%     
==========================================
  Files          21       21              
  Lines        1128     1104      -24     
==========================================
- Hits          995      973      -22     
+ Misses         95       93       -2     
  Partials       38       38              

Impacted Files	Coverage Δ
driver/driver.go	100.00% <ø> (ø)
find.go	93.93% <100.00%> (-2.36%)	⬇️
updates.go	100.00% <100.00%> (+5.55%)	⬆️

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