Uniswap · snreynolds · Nov 25, 2024 · Nov 25, 2024 · Nov 25, 2024 · Nov 25, 2024
diff --git a/LICENSE b/LICENSE
diff --git a/script/01_PoolManager.s.sol b/script/01_PoolManager.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/Script.sol";

diff --git a/script/02_PoolModifyLiquidityTest.s.sol b/script/02_PoolModifyLiquidityTest.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.22;
 
 import {Script} from "forge-std/Script.sol";

diff --git a/script/03_PoolSwapTest.s.sol b/script/03_PoolSwapTest.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.22;
 
 import {Script} from "forge-std/Script.sol";

diff --git a/script/DeployPosm.s.sol b/script/DeployPosm.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/console2.sol";

diff --git a/script/DeployStateView.s.sol b/script/DeployStateView.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/console2.sol";

diff --git a/script/DeployV4Quoter.s.sol b/script/DeployV4Quoter.s.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/console2.sol";

diff --git a/src/PositionDescriptor.sol b/src/PositionDescriptor.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.26;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/PositionManager.sol b/src/PositionManager.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.26;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/UniswapV4DeployerCompetition.sol b/src/UniswapV4DeployerCompetition.sol
@@ -1,4 +1,4 @@
-// SPADIX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.26;
 
 import {Create2} from "@openzeppelin/contracts/utils/Create2.sol";

diff --git a/src/V4Router.sol b/src/V4Router.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.26;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/base/BaseActionsRouter.sol b/src/base/BaseActionsRouter.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/base/BaseV4Quoter.sol b/src/base/BaseV4Quoter.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";
 import {BalanceDelta} from "@uniswap/v4-core/src/types/BalanceDelta.sol";

diff --git a/src/base/DeltaResolver.sol b/src/base/DeltaResolver.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {Currency} from "@uniswap/v4-core/src/types/Currency.sol";

diff --git a/src/base/ERC721Permit_v4.sol b/src/base/ERC721Permit_v4.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {ERC721} from "solmate/src/tokens/ERC721.sol";

diff --git a/src/base/ImmutableState.sol b/src/base/ImmutableState.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/base/Multicall_v4.sol b/src/base/Multicall_v4.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IMulticall_v4} from "../interfaces/IMulticall_v4.sol";

diff --git a/src/base/NativeWrapper.sol b/src/base/NativeWrapper.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IWETH9} from "../interfaces/external/IWETH9.sol";

diff --git a/src/base/Notifier.sol b/src/base/Notifier.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {ISubscriber} from "../interfaces/ISubscriber.sol";

diff --git a/src/base/Permit2Forwarder.sol b/src/base/Permit2Forwarder.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IAllowanceTransfer} from "permit2/src/interfaces/IAllowanceTransfer.sol";

diff --git a/src/base/PoolInitializer.sol b/src/base/PoolInitializer.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {ImmutableState} from "./ImmutableState.sol";

diff --git a/src/base/ReentrancyLock.sol b/src/base/ReentrancyLock.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {Locker} from "../libraries/Locker.sol";

diff --git a/src/base/SafeCallback.sol b/src/base/SafeCallback.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IUnlockCallback} from "@uniswap/v4-core/src/interfaces/callback/IUnlockCallback.sol";

diff --git a/src/base/UnorderedNonce.sol b/src/base/UnorderedNonce.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title Unordered Nonce

diff --git a/src/base/hooks/BaseHook.sol b/src/base/hooks/BaseHook.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {Hooks} from "@uniswap/v4-core/src/libraries/Hooks.sol";

diff --git a/src/interfaces/IERC721Permit_v4.sol b/src/interfaces/IERC721Permit_v4.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title ERC721 with permit

diff --git a/src/interfaces/IImmutableState.sol b/src/interfaces/IImmutableState.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/interfaces/IMulticall_v4.sol b/src/interfaces/IMulticall_v4.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title Multicall_v4 interface

diff --git a/src/interfaces/INotifier.sol b/src/interfaces/INotifier.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {ISubscriber} from "./ISubscriber.sol";

diff --git a/src/interfaces/IPositionDescriptor.sol b/src/interfaces/IPositionDescriptor.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import "./IPositionManager.sol";

diff --git a/src/interfaces/IPositionManager.sol b/src/interfaces/IPositionManager.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";

diff --git a/src/interfaces/ISubscriber.sol b/src/interfaces/ISubscriber.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {BalanceDelta} from "@uniswap/v4-core/src/types/BalanceDelta.sol";

diff --git a/src/interfaces/IUniswapV4DeployerCompetition.sol b/src/interfaces/IUniswapV4DeployerCompetition.sol
@@ -1,4 +1,4 @@
-// SPADIX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity 0.8.26;
 
 /// @title UniswapV4DeployerCompetition

diff --git a/src/interfaces/IV4Quoter.sol b/src/interfaces/IV4Quoter.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";

diff --git a/src/interfaces/IV4Router.sol b/src/interfaces/IV4Router.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";

diff --git a/src/interfaces/external/IWETH9.sol b/src/interfaces/external/IWETH9.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

diff --git a/src/lens/StateView.sol b/src/lens/StateView.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {StateLibrary} from "@uniswap/v4-core/src/libraries/StateLibrary.sol";

diff --git a/src/lens/V4Quoter.sol b/src/lens/V4Quoter.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IPoolManager} from "@uniswap/v4-core/src/interfaces/IPoolManager.sol";

diff --git a/src/libraries/ActionConstants.sol b/src/libraries/ActionConstants.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title Action Constants

diff --git a/src/libraries/Actions.sol b/src/libraries/Actions.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @notice Library to define different pool actions.

diff --git a/src/libraries/AddressStringUtil.sol b/src/libraries/AddressStringUtil.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title AddressStringUtil

diff --git a/src/libraries/BipsLibrary.sol b/src/libraries/BipsLibrary.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title For calculating a percentage of an amount, using bips

diff --git a/src/libraries/CalldataDecoder.sol b/src/libraries/CalldataDecoder.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {Currency} from "@uniswap/v4-core/src/types/Currency.sol";

diff --git a/src/libraries/CurrencyRatioSortOrder.sol b/src/libraries/CurrencyRatioSortOrder.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title CurrencyRatioSortOrder

diff --git a/src/libraries/Descriptor.sol b/src/libraries/Descriptor.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {TickMath} from "@uniswap/v4-core/src/libraries/TickMath.sol";

diff --git a/src/libraries/ERC721PermitHash.sol b/src/libraries/ERC721PermitHash.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 library ERC721PermitHash {

diff --git a/src/libraries/HexStrings.sol b/src/libraries/HexStrings.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title HexStrings

diff --git a/src/libraries/Locker.sol b/src/libraries/Locker.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 /// @notice This is a temporary library that allows us to use transient storage (tstore/tload)

diff --git a/src/libraries/PathKey.sol b/src/libraries/PathKey.sol
@@ -1,4 +1,4 @@
-//SPDX-License-Identifier: UNLICENSED
+//SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {Currency} from "@uniswap/v4-core/src/types/Currency.sol";

diff --git a/src/libraries/PositionConfig.sol b/src/libraries/PositionConfig.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";

diff --git a/src/libraries/PositionConfigId.sol b/src/libraries/PositionConfigId.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @notice A configId is set per tokenId

diff --git a/src/libraries/PositionInfoLibrary.sol b/src/libraries/PositionInfoLibrary.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";

diff --git a/src/libraries/QuoterRevert.sol b/src/libraries/QuoterRevert.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {ParseBytes} from "@uniswap/v4-core/src/libraries/ParseBytes.sol";

diff --git a/src/libraries/SVG.sol b/src/libraries/SVG.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IHooks} from "@uniswap/v4-core/src/interfaces/IHooks.sol";

diff --git a/src/libraries/SafeCurrencyMetadata.sol b/src/libraries/SafeCurrencyMetadata.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {IERC20Metadata} from "openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Metadata.sol";

diff --git a/src/libraries/SlippageCheck.sol b/src/libraries/SlippageCheck.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 import {BalanceDelta} from "@uniswap/v4-core/src/types/BalanceDelta.sol";

diff --git a/src/libraries/VanityAddressLib.sol b/src/libraries/VanityAddressLib.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: UNLICENSED
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.0;
 
 /// @title VanityAddressLib

diff --git a/test/BaseActionsRouter.t.sol b/test/BaseActionsRouter.t.sol
@@ -1,4 +1,4 @@
-//SPDX-License-Identifier: UNLICENSED
+//SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {MockBaseActionsRouter} from "./mocks/MockBaseActionsRouter.sol";

diff --git a/test/DeltaResolver.t.sol b/test/DeltaResolver.t.sol
@@ -1,4 +1,4 @@
-//SPDX-License-Identifier: UNLICENSED
+//SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {Test} from "forge-std/Test.sol";

diff --git a/test/Multicall.t.sol b/test/Multicall.t.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/Test.sol";

diff --git a/test/SafeCallback.t.sol b/test/SafeCallback.t.sol
@@ -1,4 +1,4 @@
-//SPDX-License-Identifier: UNLICENSED
+//SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import "forge-std/Test.sol";

diff --git a/test/UnorderedNonce.t.sol b/test/UnorderedNonce.t.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import "forge-std/Test.sol";

diff --git a/test/V4Quoter.t.sol b/test/V4Quoter.t.sol
@@ -1,4 +1,4 @@
-//SPDX-License-Identifier: UNLICENSED
+//SPDX-License-Identifier: MIT
 
 pragma solidity ^0.8.20;
 

diff --git a/test/mocks/MockBadSubscribers.sol b/test/mocks/MockBadSubscribers.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import {ISubscriber} from "../../src/interfaces/ISubscriber.sol";

diff --git a/test/mocks/MockBaseActionsRouter.sol b/test/mocks/MockBaseActionsRouter.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {Currency} from "@uniswap/v4-core/src/types/Currency.sol";

diff --git a/test/mocks/MockDeltaResolver.sol b/test/mocks/MockDeltaResolver.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.24;
 
 import {Currency, CurrencyLibrary} from "@uniswap/v4-core/src/types/Currency.sol";

diff --git a/test/mocks/MockERC721Permit.sol b/test/mocks/MockERC721Permit.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity ^0.8.20;
 
 import {ERC721Permit_v4} from "../../src/base/ERC721Permit_v4.sol";