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shekohex/substrateToEvm.ts

Created January 2, 2024 12:09
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Convert Substrate Address to EVM
Raw
substrateToEvm.ts
import { decodeAddress } from "https://esm.sh/@polkadot/util-crypto";
import { u8aToHex } from "https://esm.sh/@polkadot/util";
const input = Deno.args[0];
if (!input) {
console.error("usage: deno run substrateToEvm.ts <SUBSTRATE_ADDRESS_HERE>");
Deno.exit(1);
}
const accountId = decodeAddress(input);
const res = accountId.subarray(0, 20);
const output = u8aToHex(res);
console.log({ input, output });
// run using:
// $ deno run substrateToEvm.ts <SUBSTRATE_ADDRESS_HERE>
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