Enhancement: Extract named constructor

[localheinz]

This pull request

• extracts a named constructor

[codecov]

Codecov Report

Merging #608 (a7d2dee) into main (b4be9cf) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##               main     #608   +/-   ##
=========================================
  Coverage     99.02%   99.02%           
- Complexity      150      151    +1     
=========================================
  Files            32       32           
  Lines           511      514    +3     
=========================================
+ Hits            506      509    +3     
  Misses            5        5           

Impacted Files	Coverage Δ
src/Format/Format.php	100.00% <100.00%> (ø)

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