16 lines
646 B
TypeScript
16 lines
646 B
TypeScript
import { getAddress } from "@ethersproject/address";
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import { keccak256 } from "@ethersproject/crypto";
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import { SigningKey } from "@ethersproject/signing-key";
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import type { BytesLike } from "@ethersproject/logger";
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import type { SignatureLike } from "@ethersproject/signing-key";
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export function computeAddress(key: string): string {
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const publicKey = SigningKey.computePublicKey(key, false);
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return getAddress(keccak256("0x" + publicKey.substring(4)).substring(26));
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}
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export function recoverAddress(digest: BytesLike, signature: SignatureLike): string {
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return computeAddress(SigningKey.recoverPublicKey(digest, signature));
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}
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