Add white spaces

[katcipis]

No description provided.

[codecov-io]

Codecov Report

Merging #44 into master will increase coverage by 0.65%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master      #44      +/-   ##
==========================================
+ Coverage   60.64%   61.29%   +0.65%     
==========================================
  Files          19       19              
  Lines        1367     1390      +23     
==========================================
+ Hits          829      852      +23     
  Misses        486      486              
  Partials       52       52

Impacted Files	Coverage Δ
parser/parser.go	79.79% <100%> (ø)	⬆️
internal/utf16/string.go	68.96% <100%> (+1.1%)	⬆️
lexer/lex.go	98.85% <100%> (+0.09%)	⬆️

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