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fix buffer warning

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This commit is contained in:
Oskar Thoren
2019-11-02 14:19:35 +08:00
parent a23201475e
commit 1228b718b6
1 changed files with 2 additions and 2 deletions
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4
zksnarks/semaphore/src/hello.js
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@@ -186,13 +186,13 @@ function makeInputs(signature, signal_hash, external_nullifier, identity, identi
function signal(str) {
let signal_str = str;
const signal_to_contract = asciiToHex(signal_str);
const signal_to_contract_bytes = new Buffer(signal_to_contract.slice(2), 'hex');
const signal_to_contract_bytes = Buffer.from(signal_to_contract.slice(2), 'hex');
const signal_hash_raw = ethers.utils.solidityKeccak256(
['bytes'],
[signal_to_contract_bytes],
);
// XXX: Buffer deprecated, replace
const signal_hash_raw_bytes = new Buffer(signal_hash_raw.slice(2), 'hex');
const signal_hash_raw_bytes = Buffer.from(signal_hash_raw.slice(2), 'hex');
const signal_hash = beBuff2int(signal_hash_raw_bytes.slice(0, 31));
return signal_hash;
}