Use Viem

.gitignore

@@ -3,7 +3,6 @@ node_modules/
 yarn-error.log
 lerna-debug.log
 
-typechain-types/
 dist/
 
 artifacts/

hardhat.config.ts

@@ -1,7 +1,7 @@
 import '@nomicfoundation/hardhat-chai-matchers';
 import '@nomicfoundation/hardhat-ethers';
+import '@nomicfoundation/hardhat-viem';
 import '@solidstate/hardhat-4byte-uploader';
-import '@typechain/hardhat';
 import 'hardhat-abi-exporter';
 import 'hardhat-contract-sizer';
 import 'hardhat-gas-reporter';

package.json

@@ -8,7 +8,7 @@
     "build": "hardhat compile && lerna run tsc",
     "prepare": "husky",
     "prettier": "prettier --write --plugin=prettier-plugin-solidity --plugin=@trivago/prettier-plugin-sort-imports .",
-    "upgrade-dependencies": "yarn-up -u -e '@solidstate/library,@solidstate/spec,@solidstate/typechain-types,chai'"
+    "upgrade-dependencies": "yarn-up -u -e '@solidstate/library,@solidstate/spec,chai'"
   },
   "workspaces": [
     "abi",
@@ -20,13 +20,11 @@
     "@nomicfoundation/hardhat-chai-matchers": "^2.0.8",
     "@nomicfoundation/hardhat-ethers": "^3.0.8",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.12",
+    "@nomicfoundation/hardhat-viem": "^2.0.6",
     "@solidstate/hardhat-4byte-uploader": "^1.2.2",
     "@solidstate/library": "link:lib",
     "@solidstate/spec": "link:spec",
-    "@solidstate/typechain-types": "link:typechain-types",
     "@trivago/prettier-plugin-sort-imports": "^5.2.2",
-    "@typechain/ethers-v6": "^0.5.1",
-    "@typechain/hardhat": "^9.1.0",
     "@types/chai": "^5.0.1",
     "@types/mocha": "^10.0.10",
     "@types/node": "^22.13.5",
@@ -48,8 +46,8 @@
     "solidity-coverage": "^0.8.14",
     "surya": "^0.4.12",
     "ts-node": "^10.9.2",
-    "typechain": "^8.3.2",
     "typescript": "^5.7.3",
+    "viem": "^2.23.5",
     "yarn-up": "^1.4.1"
   },
   "resolutions": {

spec/access/access_control/AccessControl.behavior.ts

@@ -1,6 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { AccessControl } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/access/ownable/Ownable.behavior.ts

@@ -1,7 +1,6 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { setBalance } from '@nomicfoundation/hardhat-network-helpers';
 import { describeFilter } from '@solidstate/library';
-import { IOwnable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/access/ownable/SafeOwnable.behavior.ts

@@ -4,7 +4,6 @@ import {
 } from './Ownable.behavior';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { ISafeOwnable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/introspection/ERC165Base.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { ERC165Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface ERC165BaseBehaviorArgs {

spec/multisig/ECDSAMultisigWallet.behavior.ts

@@ -1,7 +1,6 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter, signData } from '@solidstate/library';
-import { IECDSAMultisigWallet } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { BytesLike } from 'ethers';
 import { ethers } from 'hardhat';

spec/package.json

@@ -29,10 +29,10 @@
     "@solidstate/library": "file:../lib"
   },
   "peerDependencies": {
-    "@nomicfoundation/hardhat-ethers": "^3.0.0",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
-    "ethers": "^6.0.0",
-    "hardhat": "^2.0.0"
+    "@nomicfoundation/hardhat-viem": "^2.0.6",
+    "hardhat": "^2.0.0",
+    "viem": "^2.23.5"
   },
   "files": [
     "dist/"

spec/proxy/Proxy.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { IProxy } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/beacon/Beacon.behavior.ts

@@ -4,7 +4,6 @@ import {
 } from '../../access/ownable/Ownable.behavior';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IBeacon } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/beacon/BeaconProxy.behavior.ts

@@ -1,6 +1,5 @@
 import { describeBehaviorOfProxy, ProxyBehaviorArgs } from '../Proxy.behavior';
 import { describeFilter } from '@solidstate/library';
-import { IBeaconProxy } from '@solidstate/typechain-types';
 
 export interface BeaconProxyBehaviorArgs extends ProxyBehaviorArgs {}
 

spec/proxy/beacon/diamond/DiamondBeacon.behavior.ts

@@ -10,7 +10,6 @@ import {
 } from '../../diamond';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IDiamondBeacon } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'ethers';
 

spec/proxy/beacon/diamond/DiamondBeaconProxy.behavior.ts

@@ -3,7 +3,6 @@ import {
   BeaconProxyBehaviorArgs,
 } from '../BeaconProxy.behavior';
 import { describeFilter } from '@solidstate/library';
-import { IDiamondBeaconProxy } from '@solidstate/typechain-types';
 
 export interface DiamondBeaconProxyBehaviorArgs
   extends BeaconProxyBehaviorArgs {}

spec/proxy/diamond/SolidStateDiamond.behavior.ts

@@ -22,7 +22,6 @@ import {
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import { ISolidStateDiamond } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/diamond/base/DiamondBase.behavior.ts

@@ -1,6 +1,5 @@
 import { describeFilter } from '@solidstate/library';
 import { ProxyBehaviorArgs } from '@solidstate/spec';
-import { IDiamondBase } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/diamond/fallback/DiamondFallback.behavior.ts

@@ -6,7 +6,6 @@ import {
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import { IDiamondFallback } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/diamond/readable/DiamondReadable.behavior.ts

@@ -1,6 +1,5 @@
 import { describeBehaviorOfERC165Base } from '../../../introspection';
 import { describeFilter } from '@solidstate/library';
-import { IDiamondReadable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/diamond/writable/DiamondWritable.behavior.ts

@@ -2,10 +2,6 @@ import { OwnableBehaviorArgs, describeBehaviorOfERC165Base } from '../../../';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import {
-  IDiamondWritable,
-  IDiamondReadable__factory,
-} from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/proxy/upgradeable/UpgradeableProxy.behavior.ts

@@ -1,6 +1,5 @@
 import { describeBehaviorOfProxy, ProxyBehaviorArgs } from '../Proxy.behavior';
 import { describeFilter } from '@solidstate/library';
-import { IUpgradeableProxy } from '@solidstate/typechain-types';
 
 export interface UpgradeableProxyBehaviorArgs extends ProxyBehaviorArgs {}
 

spec/proxy/upgradeable/UpgradeableProxyOwnable.behavior.ts

@@ -6,7 +6,6 @@ import {
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import { IUpgradeableProxyOwnable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/security/PartiallyPausable.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { PartiallyPausable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/security/Pausable.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { Pausable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface PausableBehaviorArgs {}

spec/signature/base/ERC1271Base.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { IERC1271Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface ERC1271BaseBehaviorArgs {

spec/signature/ownable/ERC1271Ownable.behavior.ts

@@ -1,7 +1,6 @@
 import { describeBehaviorOfERC1271Base } from '../base/ERC1271Base.behavior';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IERC1271Ownable } from '@solidstate/typechain-types';
 import { ethers } from 'hardhat';
 
 export interface ERC1271OwnableBehaviorArgs {

spec/signature/stored/ERC1271Stored.behavior.ts

@@ -1,6 +1,5 @@
 import { describeBehaviorOfERC1271Base } from '../base/ERC1271Base.behavior';
 import { describeFilter } from '@solidstate/library';
-import { IERC1271Stored } from '@solidstate/typechain-types';
 import { ethers } from 'hardhat';
 
 export interface ERC1271StoredBehaviorArgs {

spec/token/ERC1155/ERC1155Base.behavior.ts

@@ -2,7 +2,6 @@ import { describeBehaviorOfERC165Base } from '../../introspection';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import { IERC1155Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC1155/ERC1155Enumerable.behavior.ts

@@ -1,6 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IERC1155Enumerable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC1155/ERC1155Metadata.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { IERC1155Metadata } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface ERC1155MetadataBehaviorArgs {

spec/token/ERC1155/SolidStateERC1155.behavior.ts

@@ -11,7 +11,6 @@ import {
   ERC1155MetadataBehaviorArgs,
 } from './ERC1155Metadata.behavior';
 import { describeFilter } from '@solidstate/library';
-import { ISolidStateERC1155 } from '@solidstate/typechain-types';
 
 export interface SolidStateERC1155BehaviorArgs
   extends ERC1155BaseBehaviorArgs,

spec/token/ERC1404/ERC1404Base.behavior.ts

@@ -1,6 +1,5 @@
 import { describeBehaviorOfERC20Base, ERC20BaseBehaviorArgs } from '../ERC20';
 import { describeFilter } from '@solidstate/library';
-import { IERC1404Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/token/ERC1404/SolidStateERC1404.behavior.ts

@@ -7,7 +7,6 @@ import {
   ERC1404BaseBehaviorArgs,
 } from './ERC1404Base.behavior';
 import { describeFilter } from '@solidstate/library';
-import { ISolidStateERC1404 } from '@solidstate/typechain-types';
 
 export interface SolidStateERC1404BehaviorArgs
   extends SolidStateERC20BehaviorArgs,

spec/token/ERC20/ERC20Base.behavior.ts

@@ -1,6 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IERC20Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC20/ERC20Extended.behavior.ts

@@ -1,6 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IERC20Extended } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC20/ERC20ImplicitApproval.behavior.ts

@@ -4,7 +4,6 @@ import {
 } from './ERC20Base.behavior';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { ERC20ImplicitApproval } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/token/ERC20/ERC20Metadata.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { IERC20Metadata } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface ERC20MetadataBehaviorArgs {

spec/token/ERC20/ERC20Permit.behavior.ts

@@ -1,7 +1,6 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { time } from '@nomicfoundation/hardhat-network-helpers';
 import { describeFilter, signERC2612Permit } from '@solidstate/library';
-import { ERC20Permit } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransaction } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC20/SolidStateERC20.behavior.ts

@@ -15,7 +15,6 @@ import {
   ERC20PermitBehaviorArgs,
 } from './ERC20Permit.behavior';
 import { describeFilter } from '@solidstate/library';
-import { ISolidStateERC20 } from '@solidstate/typechain-types';
 import { ContractTransaction } from 'ethers';
 
 export interface SolidStateERC20BehaviorArgs

spec/token/ERC4626/ERC4626Base.behavior.ts

@@ -5,7 +5,6 @@ import {
 } from '../ERC20';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { IERC20, IERC4626Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC4626/SolidStateERC4626.behavior.ts

@@ -7,7 +7,6 @@ import {
   ERC4626BaseBehaviorArgs,
 } from './ERC4626Base.behavior';
 import { describeFilter } from '@solidstate/library';
-import { ISolidStateERC4626 } from '@solidstate/typechain-types';
 
 export interface SolidStateERC4626BehaviorArgs
   extends SolidStateERC20BehaviorArgs,

spec/token/ERC721/ERC721Base.behavior.ts

@@ -2,7 +2,6 @@ import { describeBehaviorOfERC165Base } from '../../introspection';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { deployMockContract } from '@solidstate/library';
 import { describeFilter } from '@solidstate/library';
-import { ERC721Base } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 import { ethers } from 'hardhat';

spec/token/ERC721/ERC721Enumerable.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { ERC721Enumerable } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ContractTransactionResponse } from 'ethers';
 

spec/token/ERC721/ERC721Metadata.behavior.ts

@@ -1,5 +1,4 @@
 import { describeFilter } from '@solidstate/library';
-import { IERC721Metadata } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 
 export interface ERC721MetadataBehaviorArgs {

spec/token/ERC721/SolidStateERC721.behavior.ts

@@ -12,7 +12,6 @@ import {
 } from './ERC721Metadata.behavior';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { SolidStateERC721 } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

spec/token/common/ERC2981.behavior.ts

@@ -1,7 +1,6 @@
 import { describeBehaviorOfERC165Base } from '../../introspection';
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeFilter } from '@solidstate/library';
-import { ERC2981Mock } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

test/access/AccessControl.ts

@@ -1,9 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeBehaviorOfAccessControl } from '@solidstate/spec';
-import {
-  AccessControlMock,
-  AccessControlMock__factory,
-} from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

test/access/Ownable.ts

@@ -2,7 +2,6 @@ import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { impersonateAccount } from '@nomicfoundation/hardhat-network-helpers';
 import { deployMockContract } from '@solidstate/library';
 import { describeBehaviorOfOwnable } from '@solidstate/spec';
-import { OwnableMock, OwnableMock__factory } from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';
 

test/access/SafeOwnable.ts

@@ -1,9 +1,5 @@
 import { SignerWithAddress } from '@nomicfoundation/hardhat-ethers/signers';
 import { describeBehaviorOfSafeOwnable } from '@solidstate/spec';
-import {
-  SafeOwnableMock,
-  SafeOwnableMock__factory,
-} from '@solidstate/typechain-types';
 import { expect } from 'chai';
 import { ethers } from 'hardhat';