throws error if minifier fails

[danielcherubini]

No description provided.

[codecov]

Codecov Report

Merging #33 into develop will increase coverage by 0.02%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop      #33      +/-   ##
===========================================
+ Coverage       89%   89.02%   +0.02%     
===========================================
  Files           11       11              
  Lines          491      492       +1     
===========================================
+ Hits           437      438       +1     
  Misses          54       54

Impacted Files	Coverage Δ
lib/utils/layout.js	90.47% <100%> (+0.47%)	⬆️

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