MerkleTrees-Bitmaps/createMerkleTree.js at main · cloudkyng/MerkleTrees-Bitmaps · GitHub

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import { StandardMerkleTree } from "@openzeppelin/merkle-tree";
import fs from "fs";

// (1)
const values = [
  ["0x0000000000000000000000000000000000000001", "0", "10000000000000000000"],
  ["0x0000000000000000000000000000000000000002", "1", "20000000000000000000"],
  ["0x0000000000000000000000000000000000000003", "2", "30000000000000000000"],
  ["0x0000000000000000000000000000000000000004", "3", "40000000000000000000"],
  ["0x0000000000000000000000000000000000000005", "4", "50000000000000000000"],
  ["0x0000000000000000000000000000000000000006", "5", "60000000000000000000"],
  ["0x0000000000000000000000000000000000000007", "6", "70000000000000000000"],
  ["0x0000000000000000000000000000000000000008", "7", "80000000000000000000"],
];

// (2)
const tree = StandardMerkleTree.of(values, ["address", "uint256", "uint256"]);

// (3)
console.log("Merkle Root:", tree.root);

// (4)
fs.writeFileSync("tree.json", JSON.stringify(tree.dump()));