perf: correct prealloc of the result in FindUniques/Duplicates[By]#764
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samber merged 1 commit intosamber:masterfrom Jan 12, 2026
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## master #764 +/- ##
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Coverage 94.20% 94.20%
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Files 18 18
Lines 2880 2884 +4
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+ Hits 2713 2717 +4
Misses 151 151
Partials 16 16
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Track exact duplicate count during detection phase instead of incorrect estimating capacity as len(collection)-len(isDupl). Also simplify map update logic and rename ok -> seen for clarity.
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FindUniques/Duplicates[By]
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Track exact duplicate count during detection phase instead of incorrect estimating capacity as len(collection)-len(isDupl).
Also simplify map update logic and rename ok -> seen for clarity.