feat(contracts): bridge costs optimization

contracts/docs/apis/L1ERC1155Gateway.md

@@ -550,3 +550,50 @@ Emitted when token mapping for ERC1155 token is updated.
 
 
 
+## Errors
+
+### ErrorCallerIsNotCounterpartGateway
+
+```solidity
+error ErrorCallerIsNotCounterpartGateway()
+```
+
+
+
+*Thrown when the cross chain sender is not the counterpart gateway contract.*
+
+
+### ErrorCallerIsNotMessenger
+
+```solidity
+error ErrorCallerIsNotMessenger()
+```
+
+
+
+*Thrown when the caller is not corresponding `L1ScrollMessenger` or `L2ScrollMessenger`.*
+
+
+### ErrorNotInDropMessageContext
+
+```solidity
+error ErrorNotInDropMessageContext()
+```
+
+
+
+*Thrown when ScrollMessenger is not dropping message.*
+
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L1ERC721Gateway.md

@@ -149,7 +149,7 @@ function initialize(address _counterpart, address _messenger) external nonpayabl
 
 Initialize the storage of L1ERC721Gateway.
 
-
+*The parameters `_counterpart` and `_messenger` are no longer used.*
 
 #### Parameters
 
@@ -489,3 +489,50 @@ Emitted when token mapping for ERC721 token is updated.
 
 
 
+## Errors
+
+### ErrorCallerIsNotCounterpartGateway
+
+```solidity
+error ErrorCallerIsNotCounterpartGateway()
+```
+
+
+
+*Thrown when the cross chain sender is not the counterpart gateway contract.*
+
+
+### ErrorCallerIsNotMessenger
+
+```solidity
+error ErrorCallerIsNotMessenger()
+```
+
+
+
+*Thrown when the caller is not corresponding `L1ScrollMessenger` or `L2ScrollMessenger`.*
+
+
+### ErrorNotInDropMessageContext
+
+```solidity
+error ErrorNotInDropMessageContext()
+```
+
+
+
+*Thrown when ScrollMessenger is not dropping message.*
+
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L1GatewayRouter.md

@@ -168,7 +168,7 @@ function ethGateway() external view returns (address)
 
 The address of L1ETHGateway.
 
-
+*This variable is no longer used.*
 
 
 #### Returns
@@ -286,7 +286,7 @@ function initialize(address _ethGateway, address _defaultERC20Gateway) external
 
 Initialize the storage of L1GatewayRouter.
 
-
+*The parameters `_ethGateway` is no longer used.*
 
 #### Parameters
 
@@ -295,6 +295,23 @@ Initialize the storage of L1GatewayRouter.
 | _ethGateway | address | The address of L1ETHGateway contract. |
 | _defaultERC20Gateway | address | The address of default ERC20 Gateway contract. |
 
+### messenger
+
+```solidity
+function messenger() external view returns (address)
+```
+
+The address of `L1ScrollMessenger`.
+
+
+
+
+#### Returns
+
+| Name | Type | Description |
+|---|---|---|
+| _0 | address | undefined |
+
 ### owner
 
 ```solidity
@@ -618,3 +635,17 @@ Emitted when the address of ETH Gateway is updated.
 
 
 
+## Errors
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L1ScrollMessenger.md

@@ -72,7 +72,7 @@ function initialize(address _counterpart, address _feeVault, address _rollup, ad
 
 Initialize the storage of L1ScrollMessenger.
 
-
+*The parameters `_counterpart`, `_rollup` and `_messageQueue` are no longer used.*
 
 #### Parameters
 
@@ -611,3 +611,17 @@ Emitted when the maximum number of times each message can be replayed is updated
 
 
 
+## Errors
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L1StandardERC20Gateway.md

@@ -135,7 +135,7 @@ function initialize(address _counterpart, address _router, address _messenger, a
 
 Initialize the storage of L1StandardERC20Gateway.
 
-
+*The parameters `_counterpart`, `_router`, `_messenger`, `_l2TokenImplementation` and `_l2TokenFactory` are no longer used.*
 
 #### Parameters
 
@@ -374,3 +374,50 @@ Emitted when some ERC20 token is refunded.
 
 
 
+## Errors
+
+### ErrorCallerIsNotCounterpartGateway
+
+```solidity
+error ErrorCallerIsNotCounterpartGateway()
+```
+
+
+
+*Thrown when the cross chain sender is not the counterpart gateway contract.*
+
+
+### ErrorCallerIsNotMessenger
+
+```solidity
+error ErrorCallerIsNotMessenger()
+```
+
+
+
+*Thrown when the caller is not corresponding `L1ScrollMessenger` or `L2ScrollMessenger`.*
+
+
+### ErrorNotInDropMessageContext
+
+```solidity
+error ErrorNotInDropMessageContext()
+```
+
+
+
+*Thrown when ScrollMessenger is not dropping message.*
+
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L1WETHGateway.md

@@ -372,3 +372,50 @@ Emitted when some ERC20 token is refunded.
 
 
 
+## Errors
+
+### ErrorCallerIsNotCounterpartGateway
+
+```solidity
+error ErrorCallerIsNotCounterpartGateway()
+```
+
+
+
+*Thrown when the cross chain sender is not the counterpart gateway contract.*
+
+
+### ErrorCallerIsNotMessenger
+
+```solidity
+error ErrorCallerIsNotMessenger()
+```
+
+
+
+*Thrown when the caller is not corresponding `L1ScrollMessenger` or `L2ScrollMessenger`.*
+
+
+### ErrorNotInDropMessageContext
+
+```solidity
+error ErrorNotInDropMessageContext()
+```
+
+
+
+*Thrown when ScrollMessenger is not dropping message.*
+
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+

contracts/docs/apis/L2ERC1155Gateway.md

@@ -114,16 +114,16 @@ Complete ERC1155 deposit from layer 1 to layer 2 and send NFT to recipient's
 function initialize(address _counterpart, address _messenger) external nonpayable
 ```
 
+Initialize the storage of `L2ERC1155Gateway`.
 
-
-
+*The parameters `_counterpart` and `_messenger` are no longer used.*
 
 #### Parameters
 
 | Name | Type | Description |
 |---|---|---|
-| _counterpart | address | undefined |
-| _messenger | address | undefined |
+| _counterpart | address | The address of `L1ERC1155Gateway` contract in L1. |
+| _messenger | address | The address of `L2ScrollMessenger` contract in L2. |
 
 ### messenger
 
@@ -496,3 +496,50 @@ Emitted when the ERC1155 NFT is transfered to gateway on layer 2.
 
 
 
+## Errors
+
+### ErrorCallerIsNotCounterpartGateway
+
+```solidity
+error ErrorCallerIsNotCounterpartGateway()
+```
+
+
+
+*Thrown when the cross chain sender is not the counterpart gateway contract.*
+
+
+### ErrorCallerIsNotMessenger
+
+```solidity
+error ErrorCallerIsNotMessenger()
+```
+
+
+
+*Thrown when the caller is not corresponding `L1ScrollMessenger` or `L2ScrollMessenger`.*
+
+
+### ErrorNotInDropMessageContext
+
+```solidity
+error ErrorNotInDropMessageContext()
+```
+
+
+
+*Thrown when ScrollMessenger is not dropping message.*
+
+
+### ErrorZeroAddress
+
+```solidity
+error ErrorZeroAddress()
+```
+
+
+
+*Thrown when the given address is `address(0)`.*
+
+
+