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This PR fixes a data race associated with reuse of
removeAccentsTransformer
- when IsProfane() or other methods are called from multiple goroutines (ex. in a HTTP Server handler), sanitization fails withslice bounds out of range
errors.The issue is fixed by using a new instance of
removeAccentsTransformer
for every call toremoveAccents
.To reproduce, run the newly added
BenchmarkIsProfaneConcurrently_WithAccents
with(note - it will pass on the last commit of this branch that contains a fix).
Summary
Fix a data race in
removeAccents
, makingProfanityDetector
safe for use from multiple goroutines.Checklist
README.md
, if applicable.