Cursor-based sequential iteration for Index trait#105

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antiguru wants to merge 22 commits intofrankmcsherry:masterfrom

antiguru:feature/cursor-index

Commits on Apr 16, 2026

Add .worktrees to .gitignore

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Revert "Add .worktrees to .gitignore"
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index: add Cursor GAT and cursor() method to Index trait

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index: add default cursors to all container Index impls

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index: add cursor composition for tuples

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index: specialized rank-free cursors for Repeats and Lookbacks

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derive: add DefaultCursor to generated Index impls

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test: cursor integration tests for Repeats, Lookbacks, tuples

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cursor: cache bitvector word in RepeatsCursor and LookbacksCursor

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Commits on Apr 22, 2026