chore: bump dependencies

hardhat.config.js

@@ -1,4 +1,3 @@
-require("@nomiclabs/hardhat-waffle")
 require("hardhat-deploy")
 require("hardhat-deploy-ethers")
 

package.json

@@ -11,18 +11,18 @@
     "deploy": "hardhat deploy"
   },
   "devDependencies": {
-    "@nomiclabs/hardhat-ethers": "^2.2.1",
-    "@nomiclabs/hardhat-waffle": "^2.0.3",
+    "@nomicfoundation/hardhat-ethers": "^3.0.4",
+    "@nomiclabs/hardhat-waffle": "^2.0.6",
     "@openzeppelin/contracts": "^4.8.0",
     "@stdlib/stats-binomial-test": "^0.0.7",
     "chai": "^4.3.7",
     "ethereum-waffle": "^3.4.4",
-    "ethers": "^5.7.2",
+    "ethers": "^6.7.0",
     "hardhat": "^2.17.1",
     "hardhat-deploy": "^0.11.34",
-    "hardhat-deploy-ethers": "^0.3.0-beta.13",
+    "hardhat-deploy-ethers": "^0.4.1",
     "prettier": "^2.8.2",
-    "prettier-plugin-solidity": "^1.1.1",
-    "solhint": "^3.3.7"
+    "prettier-plugin-solidity": "^1.1.3",
+    "solhint": "^3.5.1"
   }
 }

test/Marketplace.test.js

@@ -1,7 +1,5 @@
 const { ethers } = require("hardhat")
-const { hexlify, randomBytes } = ethers.utils
-const { AddressZero } = ethers.constants
-const { BigNumber } = ethers
+const { AddressZero, hexlify, randomBytes } = ethers
 const { expect } = require("chai")
 const { exampleConfiguration, exampleRequest } = require("./examples")
 const { periodic, hours } = require("./time")
@@ -752,10 +750,10 @@ describe("Marketplace", function () {
       await marketplace.fillSlot(slot.request, slot.index, proof)
       await waitUntilProofIsRequired(id)
       const challenge1 = await marketplace.getChallenge(id)
-      expect(BigNumber.from(challenge1).gt(0))
+      expect(BigInt(challenge1) > 0n)
       await advanceTimeTo(request.expiry + 1)
       const challenge2 = await marketplace.getChallenge(id)
-      expect(BigNumber.from(challenge2).isZero())
+      expect(BigInt(challenge2) === 0n)
     })
 
     it("does not provide pointer once cancelled", async function () {
@@ -763,10 +761,10 @@ describe("Marketplace", function () {
       await marketplace.fillSlot(slot.request, slot.index, proof)
       await waitUntilProofIsRequired(id)
       const challenge1 = await marketplace.getChallenge(id)
-      expect(BigNumber.from(challenge1).gt(0))
+      expect(BigInt(challenge1) > 0n)
       await advanceTimeTo(request.expiry + 1)
       const challenge2 = await marketplace.getChallenge(id)
-      expect(BigNumber.from(challenge2).isZero())
+      expect(BigInt(challenge2) === 0n)
     })
   })
 
@@ -820,9 +818,7 @@ describe("Marketplace", function () {
           (request.ask.collateral * (100 - slashPercentage)) / 100
 
         expect(
-          BigNumber.from(expectedBalance).eq(
-            await marketplace.getSlotCollateral(id)
-          )
+          BigInt(expectedBalance) === await marketplace.getSlotCollateral(id)
         )
       })
     })

test/Proofs.test.js

@@ -1,6 +1,6 @@
 const { expect } = require("chai")
 const { ethers } = require("hardhat")
-const { hexlify, randomBytes } = ethers.utils
+const { hexlify, randomBytes } = ethers
 const {
   snapshot,
   revert,

test/examples.js

@@ -1,7 +1,7 @@
 const { ethers } = require("hardhat")
 const { hours } = require("./time")
 const { currentTime } = require("./evm")
-const { hexlify, randomBytes } = ethers.utils
+const { hexlify, randomBytes } = ethers
 
 const exampleConfiguration = () => ({
   collateral: {

test/ids.js

@@ -1,5 +1,5 @@
 const { ethers } = require("hardhat")
-const { keccak256, defaultAbiCoder } = ethers.utils
+const { keccak256, defaultAbiCoder } = ethers
 
 function requestId(request) {
   const Ask = "tuple(int64, uint256, uint256, uint256, uint256, uint256, int64)"