refactor generated code

[tatethurston]

No description provided.

[codecov-commenter]

Codecov Report

Merging #90 (fc9f6a9) into main (6950517) will increase coverage by 0.45%.
The diff coverage is 92.30%.

@@            Coverage Diff             @@
##             main      #90      +/-   ##
==========================================
+ Coverage   82.67%   83.13%   +0.45%     
==========================================
  Files          12       12              
  Lines         935      913      -22     
  Branches      263      256       -7     
==========================================
- Hits          773      759      -14     
+ Misses        162      154       -8     

Impacted Files	Coverage Δ
src/test-serialization/message.pb.ts	90.38% <90.47%> (+6.31%)	⬆️
src/autogenerate/index.ts	94.73% <100.00%> (-0.38%)	⬇️

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