Prepare for next Node LTS version - branch: v-next

.changeset/ten-lizards-tease.md

@@ -0,0 +1,5 @@
+---
+"hardhat": patch
+---
+
+Added support for Node v24.

.devcontainer/devcontainer.json

@@ -3,7 +3,7 @@
   "image": "mcr.microsoft.com/devcontainers/base:bullseye",
   "features": {
     "ghcr.io/devcontainers/features/node:1": {
-      "version": "22"
+      "version": "23"
     }
   },
   "postCreateCommand": "scripts/setup.sh",

.github/actions/setup-env/action.yml

@@ -9,7 +9,7 @@ inputs:
   node-version:
     description: Version of node to install
     required: false
-    default: "22"
+    default: "23"
   cache-save:
     description: Whether to save the pnpm cache
     required: false

.github/workflows/v-next-ci.yml

@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 22
+          node-version: 23
       - name: Run check
         run: node scripts/check-v-next-dependencies.js
 
@@ -53,7 +53,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 22
+          node-version: 23
       - name: Run check
         run: node scripts/check-v-next-npm-scripts.js
 
@@ -69,7 +69,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 22
+          node-version: 23
       - run: yq -p yaml -o json pnpm-lock.yaml | tee pnpm-lock.json
       - id: generate
         env:
@@ -121,7 +121,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/setup-env
         with:
-          node-version: 22
+          node-version: 23
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --prefer-offline
       - name: Build
@@ -206,7 +206,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/setup-env
         with:
-          node-version: 22
+          node-version: 23
       - name: Install dependencies
         run: pnpm install --frozen-lockfile --prefer-offline
       - name: Build
@@ -241,7 +241,7 @@ jobs:
       matrix:
         package: ${{ fromJson(needs.list-packages.outputs.packages) }}
         os: [ubuntu-latest, macos-13, macos-latest, windows-latest]
-        node: [22]
+        node: [23]
 
     name: "[${{ matrix.package }}] ci on ${{ matrix.os }} (Node ${{ matrix.node }})"
     runs-on: ${{ matrix.os }}

.nvmrc

@@ -1 +1 @@
-22
+23

config-v-next/eslint.cjs

@@ -15,7 +15,7 @@ const path = require("path");
  */
 function createConfig(
   configFilePath,
-  options = { onlyHardhatError: true, enforceHardhatTestUtils: true }
+  options = { onlyHardhatError: true, enforceHardhatTestUtils: true },
 ) {
   /**
    * @type {import("eslint").Linter.Config}
@@ -372,7 +372,9 @@ function createConfig(
                 "Don't import from the src folder, use the package entry point instead.",
             },
             {
-              group: require("module").builtinModules.map((m) => `/${m}`),
+              group: require("module")
+                .builtinModules.filter((m) => !m.startsWith("node:")) // avoid blocking correct imports
+                .map((m) => `/${m}`),
               message:
                 "Use the 'node:' prefix to import built-in Node.js modules.",
             },
@@ -389,7 +391,7 @@ function createConfig(
               importNames: [
                 "default",
                 ...Object.keys(require("node:assert")).filter(
-                  (k) => k !== "AssertionError"
+                  (k) => k !== "AssertionError",
                 ),
               ],
               message: "Use node:assert/strict instead.",
@@ -451,7 +453,7 @@ function createConfig(
         selector:
           "CallExpression[callee.object.name='assert'][callee.property.name=rejects]",
         message: "Don't use assert.rejects. Use our test helpers instead.",
-      }
+      },
     );
   }
 

v-next/hardhat/src/internal/cli/node-version.ts

@@ -3,7 +3,7 @@
 
 import chalk from "chalk";
 
-export const MIN_SUPPORTED_NODE_VERSION: number[] = [22, 10, 0];
+export const MIN_SUPPORTED_NODE_VERSION: number[] = [23, 10, 0];
 
 export function isNodeVersionSupported(): boolean {
   try {