Update reader.js

[Souvikns]

closes #29

[codecov-commenter]

Codecov Report

Merging #30 (b47d3b0) into main (fce5c8c) will increase coverage by 1.26%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #30      +/-   ##
==========================================
+ Coverage   92.85%   94.11%   +1.26%     
==========================================
  Files           2        2              
  Lines          14       17       +3     
  Branches        0        1       +1     
==========================================
+ Hits           13       16       +3     
  Misses          1        1              

Impacted Files	Coverage Δ
lib/reader.js	92.30% <100.00%> (+2.30%)	⬆️

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