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feat(backend): add updates and deletions to Merkle tree state transition proofs (#383)

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* Add updates and deletions to Merkle tree state transition proofs

* Code review
This commit is contained in:
Ahmad Afuni 2025-08-06 12:19:21 +10:00 • committed by GitHub
parent bcaef6c47a
commit 594c4d2e63
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3 changed files with 564 additions and 207 deletions
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10
src/backends/plonky2/primitives/merkletree/error.rs
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@ -12,12 +12,12 @@ pub enum TreeInnerError {
KeyExists,
#[error("max depth reached")]
MaxDepth,
#[error("reached empty node, should not have entered")]
EmptyNode,
#[error("proof of {0} does not verify")]
ProofFail(String), // inclusion / exclusion
#[error("invalid {0} proof")]
InvalidProof(String),
#[error("invalid state transition proof argument: {0}")]
InvalidStateTransitionProogArg(String),
#[error("state transition proof does not verify, reason: {0}")]
StateTransitionProofFail(String),
#[error("key too short (key length: {0}) for the max_depth: {1}")]
@ -66,15 +66,15 @@ impl TreeError {
pub(crate) fn max_depth() -> Self {
new!(MaxDepth)
}
pub(crate) fn empty_node() -> Self {
new!(EmptyNode)
}
pub(crate) fn proof_fail(obj: String) -> Self {
new!(ProofFail(obj))
}
pub(crate) fn invalid_proof(obj: String) -> Self {
new!(InvalidProof(obj))
}
pub(crate) fn invalid_state_transition_proof_arg(reason: String) -> Self {
new!(InvalidStateTransitionProogArg(reason))
}
pub(crate) fn state_transition_fail(reason: String) -> Self {
new!(StateTransitionProofFail(reason))
}