refactor(utils): extract resolveImportPath function

[evenchange4]

expose all utils funs

[codecov]

Codecov Report

Merging #51 into master will increase coverage by 0.12%.
The diff coverage is 90%.

@@            Coverage Diff             @@
##           master      #51      +/-   ##
==========================================
+ Coverage   97.43%   97.56%   +0.12%     
==========================================
  Files           3        4       +1     
  Lines          39       41       +2     
  Branches        6        6              
==========================================
+ Hits           38       40       +2     
  Misses          1        1

Impacted Files	Coverage Δ
src/macro.js	100% <100%> (+6.66%)	⬆️
src/utils/resolveImportPath.js	87.5% <87.5%> (ø)

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