Unite the types

[AydinHassan]

Needs:

php-school/php-workshop#219
php-school/php-workshop#220

[AydinHassan]

@mikeymike do you think there is anything else I should test here? I think that the adding and calling the method is kinda covered by the output check?

[mikeymike]

yeah agreed, checks look good to me 👍

[codecov-commenter]

Codecov Report

Merging #20 (9f3e1f6) into master (493a567) will decrease coverage by 1.25%.
The diff coverage is 87.64%.

@@             Coverage Diff              @@
##             master      #20      +/-   ##
============================================
- Coverage     91.57%   90.32%   -1.26%     
- Complexity       64       90      +26     
============================================
  Files             4        6       +2     
  Lines           190      279      +89     
============================================
+ Hits            174      252      +78     
- Misses           16       27      +11     

Impacted Files	Coverage Δ
src/Exercise/LordOfTheStrings.php	72.72% <72.72%> (ø)
src/Exercise/UniteTheTypes.php	96.42% <96.42%> (ø)

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