Refactor for testability

[nick-fields]

… var

Replace the bullet points below with your answers

Description

• What change is being made and why?

Testing

• What tests were added?
  • These can be either "integration tests" or unit tests

[codecov-commenter]

Codecov Report

Merging #117 (cc15f2f) into master (943e742) will decrease coverage by 0.11%. The diff coverage is 0.00%.

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Additional details and impacted files

@@            Coverage Diff            @@
##           master    #117      +/-   ##
=========================================
- Coverage    2.54%   2.43%   -0.11%     
=========================================
  Files           3       3              
  Lines         157     164       +7     
  Branches       51      53       +2     
=========================================
  Hits            4       4              
- Misses        140     147       +7     
  Partials       13      13