@rainblock/merkle-patricia-tree

Index

Functions

verifyStaleWitness

verifyStaleWitness(staleRoot: Buffer, key: Buffer, witness: RlpWitness, recentState: CachedMerklePatriciaTree<Buffer, Buffer>): undefined | RlpWitness

- Defined in index.ts:1562
Verifies a witness against a staleRoot, constructs newest witness from the recentState and verifies it

Parameters
- staleRoot: Buffer
  
  stale root
- key: Buffer
  
  key being read
- witness: RlpWitness
  
  witness against a stale root
- recentState: CachedMerklePatriciaTree<Buffer, Buffer>
  
  Merkle Patricia Tree horizontally caches nodes to some depth and vertically caches most recent keys
Returns undefined | RlpWitness

verifyWitness

verifyWitness(root: Buffer, key: Buffer, witness: RlpWitness): void

- Defined in index.ts:1399
Verifies that a Witness is correct for the given root and key.

throws

VerificationError If there was an error verifying the witness using the given key and root.

Parameters
- root: Buffer
  
  A [[Buffer]] containing the root of the tree to check
- key: Buffer
  
  A [[Buffer]] containing the key to check
- witness: RlpWitness
  
  The Witness to verify
Returns void

A promise, which is resolved if the witness was valid. Otherwise, the promise is completed exceptionally with the failure reason.

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