Avoid loops by setting end to an empty string if start == end

[S7evinK]

No description provided.

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -0.03 ⚠️

Comparison is base (b965a08) 65.28% compared to head (6f4922a) 65.26%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3146      +/-   ##
==========================================
- Coverage   65.28%   65.26%   -0.03%     
==========================================
  Files         504      504              
  Lines       56297    56300       +3     
==========================================
- Hits        36756    36746      -10     
- Misses      15742    15750       +8     
- Partials     3799     3804       +5     

Flag	Coverage Δ
unittests	49.65% <0.00%> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
syncapi/routing/messages.go	66.24% <0.00%> (-0.51%)	⬇️

... and 10 files with indirect coverage changes

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