refactor imports

contracts/interfaces/IBaseTokenManager.sol

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+/**
+ * @title IBaseTokenManager
+ * @notice This contract is defines the base token manager interface implemented by all token managers.
+ */
+interface IBaseTokenManager {
+    /**
+     * @notice A function that returns the token id.
+     */
+    function interchainTokenId() external view returns (bytes32);
+
+    /**
+     * @notice A function that should return the address of the token.
+     * Must be overridden in the inheriting contract.
+     * @return address address of the token.
+     */
+    function tokenAddress() external view returns (address);
+
+    /**
+     * @notice A function that should return the implementation type of the token manager.
+     */
+    function implementationType() external pure returns (uint256);
+
+    /**
+     * @notice A function that should return the token address from the init params.
+     */
+    function getTokenAddressFromParams(bytes calldata params) external pure returns (address);
+}

contracts/interfaces/ITokenManager.sol

@@ -4,15 +4,15 @@ pragma solidity ^0.8.0;
 
 import { IImplementation } from '@axelar-network/axelar-gmp-sdk-solidity/contracts/interfaces/IImplementation.sol';
 
-import { ITokenManagerType } from './ITokenManagerType.sol';
+import { IBaseTokenManager } from './IBaseTokenManager.sol';
 import { IOperatable } from './IOperatable.sol';
 import { IFlowLimit } from './IFlowLimit.sol';
 
 /**
  * @title ITokenManager
  * @notice This contract is responsible for handling tokens before initiating a cross chain token transfer, or after receiving one.
  */
-interface ITokenManager is ITokenManagerType, IOperatable, IFlowLimit, IImplementation {
+interface ITokenManager is IBaseTokenManager, IOperatable, IFlowLimit, IImplementation {
     error TokenLinkerZeroAddress();
     error NotService(address caller);
     error TakeTokenFailed();
@@ -22,28 +22,6 @@ interface ITokenManager is ITokenManagerType, IOperatable, IFlowLimit, IImplemen
     error AlreadyFlowLimiter(address flowLimiter);
     error NotFlowLimiter(address flowLimiter);
 
-    /**
-     * @notice A function that returns the token id.
-     */
-    function interchainTokenId() external view returns (bytes32);
-
-    /**
-     * @notice A function that should return the address of the token.
-     * Must be overridden in the inheriting contract.
-     * @return address address of the token.
-     */
-    function tokenAddress() external view returns (address);
-
-    /**
-     * @notice A function that should return the implementation type of the token manager.
-     */
-    function implementationType() external pure returns (uint256);
-
-    /**
-     * @notice A function that should return the token address from the init params.
-     */
-    function getTokenAddressFromParams(bytes calldata params) external pure returns (address);
-
     /**
      * @notice Calls the service to initiate a cross-chain transfer after taking the appropriate amount of tokens from the user.
      * @param destinationChain the name of the chain to send tokens to.

contracts/token-manager/TokenManager.sol

@@ -7,6 +7,7 @@ import { IImplementation } from '@axelar-network/axelar-gmp-sdk-solidity/contrac
 import { Implementation } from '@axelar-network/axelar-gmp-sdk-solidity/contracts/upgradable/Implementation.sol';
 
 import { ITokenManager } from '../interfaces/ITokenManager.sol';
+import { ITokenManagerType } from '../interfaces/ITokenManagerType.sol';
 import { IInterchainTokenService } from '../interfaces/IInterchainTokenService.sol';
 
 import { Operatable } from '../utils/Operatable.sol';
@@ -16,7 +17,7 @@ import { FlowLimit } from '../utils/FlowLimit.sol';
  * @title The main functionality of TokenManagers.
  * @notice This contract is responsible for handling tokens before initiating a cross chain token transfer, or after receiving one.
  */
-abstract contract TokenManager is ITokenManager, Operatable, FlowLimit, Implementation {
+abstract contract TokenManager is ITokenManager, ITokenManagerType, Operatable, FlowLimit, Implementation {
     using AddressBytes for bytes;
 
     IInterchainTokenService public immutable interchainTokenService;