@ckb-ccc/core
Version:
Core of CCC - CKBer's Codebase
51 lines (50 loc) • 1.39 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.HasherKeecak256 = void 0;
const sha3_1 = require("@noble/hashes/sha3");
const index_js_1 = require("../bytes/index.js");
const index_js_2 = require("../hex/index.js");
/**
* @public
*/
class HasherKeecak256 {
/**
* Creates an instance of Hasher.
*/
constructor() {
this.hasher = sha3_1.keccak_256.create();
}
/**
* Updates the hash with the given data.
*
* @param data - The data to update the hash with.
* @returns The current Hasher instance for chaining.
*
* @example
* ```typescript
* const hasher = new Hasher();
* hasher.update("some data").update("more data");
* const hash = hasher.digest();
* ```
*/
update(data) {
this.hasher.update((0, index_js_1.bytesFrom)(data));
return this;
}
/**
* Finalizes the hash and returns the digest as a hexadecimal string.
*
* @returns The hexadecimal string representation of the hash.
*
* @example
* ```typescript
* const hasher = new Hasher();
* hasher.update("some data");
* const hash = hasher.digest(); // Outputs something like "0x..."
* ```
*/
digest() {
return (0, index_js_2.hexFrom)(this.hasher.digest());
}
}
exports.HasherKeecak256 = HasherKeecak256;