add slice.Dedup and slice.DedupBy#17
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Dedup removes consecutive duplicate elements, keeping the first of each run (requires comparable elements). DedupBy removes consecutive elements that produce the same key according to a KeyFn, keeping the first. Both reuse the existing KeyFn type from frequencies.go. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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Proposed Changes
slice.Dedup— removes consecutive duplicate elements, keeping the first of each run; requirescomparableelementsslice.DedupBy— removes consecutive elements that produce the same key viaKeyFn, keeping the first; reuses the existingKeyFn[T, K]type fromfrequencies.goNote: only adjacent duplicates are removed, matching Elixir's
Enum.dedup/1semantics.Release Note
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slice.Dedupandslice.DedupBy.🤖 Parts of this PR were written with Claude Code