trie-db: preserve root when dropping an uncommitted last-key deletion - #237

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DicksonWu654 wants to merge 1 commit into

paritytech:masterfrom

DicksonWu654:fix/disable-commit-root

DicksonWu654 commented Sep 1, 2026

Summary

defer publishing a hash-backed root until TrieDBMut::commit
preserve the caller root and database when a last-key deletion is dropped with commit-on-drop disabled
cover both the aborted and explicit-commit paths across the supported test layouts

Testing

cargo test -p trie-db-test test_commit_on_drop -- --nocapture


          trie-db: preserve root when dropping uncommitted deletion

e1c2ab7

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