Port drippie contracts to triple slash natspec styling

packages/contracts-bedrock/contracts/periphery/drippie/IDripCheck.sol

@@ -7,12 +7,8 @@ interface IDripCheck {
     // possible to easily encode parameters on the client side. Solidity does not support generics
     // so it's not possible to do this with explicit typing.
 
-    /**
-     * @notice Checks whether a drip should be executable.
-     *
-     * @param _params Encoded parameters for the drip check.
-     *
-     * @return Whether the drip should be executed.
-     */
-    function check(bytes memory _params) external view returns (bool);
+    /// @notice Checks whether a drip should be executable.
+    /// @param _params Encoded parameters for the drip check.
+    /// @return execute_ Whether the drip should be executed.
+    function check(bytes memory _params) external view returns (bool execute_);
 }

packages/contracts-bedrock/contracts/periphery/drippie/dripchecks/CheckBalanceHigh.sol

@@ -3,30 +3,23 @@ pragma solidity 0.8.15;
 
 import { IDripCheck } from "../IDripCheck.sol";
 
-/**
- * @title CheckBalanceHigh
- * @notice DripCheck for checking if an account's balance is above a given threshold.
- */
+/// @title CheckBalanceHigh
+/// @notice DripCheck for checking if an account's balance is above a given threshold.
 contract CheckBalanceHigh is IDripCheck {
     struct Params {
         address target;
         uint256 threshold;
     }
 
-    /**
-     * @notice External event used to help client-side tooling encode parameters.
-     *
-     * @param params Parameters to encode.
-     */
+    /// @notice External event used to help client-side tooling encode parameters.
+    /// @param params Parameters to encode.
     event _EventToExposeStructInABI__Params(Params params);
 
-    /**
-     * @inheritdoc IDripCheck
-     */
-    function check(bytes memory _params) external view returns (bool) {
+    /// @inheritdoc IDripCheck
+    function check(bytes memory _params) external view returns (bool execute_) {
         Params memory params = abi.decode(_params, (Params));
 
         // Check target balance is above threshold.
-        return params.target.balance > params.threshold;
+        execute_ = params.target.balance > params.threshold;
     }
 }

packages/contracts-bedrock/contracts/periphery/drippie/dripchecks/CheckBalanceLow.sol

@@ -3,30 +3,23 @@ pragma solidity 0.8.15;
 
 import { IDripCheck } from "../IDripCheck.sol";
 
-/**
- * @title CheckBalanceLow
- * @notice DripCheck for checking if an account's balance is below a given threshold.
- */
+/// @title CheckBalanceLow
+/// @notice DripCheck for checking if an account's balance is below a given threshold.
 contract CheckBalanceLow is IDripCheck {
     struct Params {
         address target;
         uint256 threshold;
     }
 
-    /**
-     * @notice External event used to help client-side tooling encode parameters.
-     *
-     * @param params Parameters to encode.
-     */
+    /// @notice External event used to help client-side tooling encode parameters.
+    /// @param params Parameters to encode.
     event _EventToExposeStructInABI__Params(Params params);
 
-    /**
-     * @inheritdoc IDripCheck
-     */
-    function check(bytes memory _params) external view returns (bool) {
+    /// @inheritdoc IDripCheck
+    function check(bytes memory _params) external view returns (bool execute_) {
         Params memory params = abi.decode(_params, (Params));
 
         // Check target ETH balance is below threshold.
-        return params.target.balance < params.threshold;
+        execute_ = params.target.balance < params.threshold;
     }
 }

packages/contracts-bedrock/contracts/periphery/drippie/dripchecks/CheckGelatoLow.sol

@@ -7,10 +7,8 @@ interface IGelatoTreasury {
     function userTokenBalance(address _user, address _token) external view returns (uint256);
 }
 
-/**
- * @title CheckGelatoLow
- * @notice DripCheck for checking if an account's Gelato ETH balance is below some threshold.
- */
+/// @title CheckGelatoLow
+/// @notice DripCheck for checking if an account's Gelato ETH balance is below some threshold.
 contract CheckGelatoLow is IDripCheck {
     struct Params {
         address treasury;
@@ -18,25 +16,21 @@ contract CheckGelatoLow is IDripCheck {
         address recipient;
     }
 
-    /**
-     * @notice External event used to help client-side tooling encode parameters.
-     *
-     * @param params Parameters to encode.
-     */
+    /// @notice External event used to help client-side tooling encode parameters.
+    /// @param params Parameters to encode.
     event _EventToExposeStructInABI__Params(Params params);
 
-    /**
-     * @inheritdoc IDripCheck
-     */
-    function check(bytes memory _params) external view returns (bool) {
+    /// @inheritdoc IDripCheck
+    function check(bytes memory _params) external view returns (bool execute_) {
         Params memory params = abi.decode(_params, (Params));
 
         // Check GelatoTreasury ETH balance is below threshold.
-        return
+        execute_ =
             IGelatoTreasury(params.treasury).userTokenBalance(
                 params.recipient,
                 // Gelato represents ETH as 0xeeeee....eeeee
                 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE
-            ) < params.threshold;
+            ) <
+            params.threshold;
     }
 }

packages/contracts-bedrock/contracts/periphery/drippie/dripchecks/CheckTrue.sol

@@ -3,15 +3,11 @@ pragma solidity 0.8.15;
 
 import { IDripCheck } from "../IDripCheck.sol";
 
-/**
- * @title CheckTrue
- * @notice DripCheck that always returns true.
- */
+/// @title CheckTrue
+/// @notice DripCheck that always returns true.
 contract CheckTrue is IDripCheck {
-    /**
-     * @inheritdoc IDripCheck
-     */
-    function check(bytes memory) external pure returns (bool) {
-        return true;
+    /// @inheritdoc IDripCheck
+    function check(bytes memory) external pure returns (bool execute_) {
+        execute_ = true;
     }
 }