tornado-packages/ethers.js
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Add full support for MultiCoin plugins and automatic detection for EVM-compatible coin types (#3888, #4081).

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This commit is contained in:
Richard Moore 2023-06-13 16:26:40 -04:00
parent 2318005dfd
commit 84375be92d
1 changed files with 12 additions and 3 deletions
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15
src.ts/providers/ens-resolver.ts
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@ -5,11 +5,12 @@
* @_section: api/providers/ens-resolver:ENS Resolver [about-ens-rsolver]
*/
import { getAddress } from "../address/index.js";
import { ZeroAddress } from "../constants/index.js";
import { Contract } from "../contract/index.js";
import { dnsEncode, namehash } from "../hash/index.js";
import {
hexlify, toBeHex,
hexlify, isHexString, toBeHex,
defineProperties, encodeBase58,
assert, assertArgument, isError,
FetchRequest
@ -184,7 +185,7 @@ export class EnsResolver {
"function supportsInterface(bytes4) view returns (bool)",
"function resolve(bytes, bytes) view returns (bytes)",
"function addr(bytes32) view returns (address)",
"function addr(bytes32, uint) view returns (address)",
"function addr(bytes32, uint) view returns (bytes)",
"function text(bytes32, string) view returns (string)",
"function contenthash(bytes32) view returns (bytes)",
], provider);
@ -276,6 +277,14 @@ export class EnsResolver {
}
}
// Try decoding its EVM canonical chain as an EVM chain address first
if (coinType >= 0 && coinType < 0x80000000) {
let ethCoinType = coinType + 0x80000000;
const data = await this.#fetch("addr(bytes32,uint)", [ ethCoinType ]);
if (isHexString(data, 20)) { return getAddress(data); }
}
let coinPlugin: null | MulticoinProviderPlugin = null;
for (const plugin of this.provider.plugins) {
if (!(plugin instanceof MulticoinProviderPlugin)) { continue; }
@ -294,7 +303,7 @@ export class EnsResolver {
if (data == null || data === "0x") { return null; }
// Compute the address
const address = await coinPlugin.encodeAddress(coinType, data);
const address = await coinPlugin.decodeAddress(coinType, data);
if (address != null) { return address; }