chore: update dependencies

.changeset/olive-hoops-repeat.md

@@ -0,0 +1,5 @@
+---
+"schema-utils": patch
+---
+
+Updated `ajv` to `8.20.0`, `ajv-formats` to `3.0.1` and `@types/json-schema` to `7.0.15`. `ajv-formats` 3 only moves `ajv` to a peer dependency, the formats themselves are unchanged.

.github/workflows/nodejs.yml

@@ -40,8 +40,6 @@ jobs:
         run: if [ -n "$(git status declarations --porcelain)" ]; then echo "Missing declarations in git"; exit 1; else echo "All declarations are valid"; fi
       - name: Security audit
         run: npm run security
-      - name: Check commit message
-        uses: wagoid/commitlint-github-action@v4
   test:
     name: Test - ${{ matrix.os }} - Node v${{ matrix.node-version }}
     strategy:
@@ -74,15 +72,18 @@ jobs:
           architecture: ${{ steps.calculate_architecture.outputs.result }}
           cache: "npm"
       - name: Install dependencies
-        # Legacy versions do not generate types, so skip scripts that invoke `prepare` and explicitly run the code build without generating types
+        # The dev dependencies require an active LTS release, so install the versions that still
+        # run on the version under test. Legacy versions do not generate types either, so skip
+        # scripts that invoke `prepare` and explicitly run the code build without generating types.
+        # `--legacy-peer-deps` is what lets npm 7 and above downgrade over the lockfile
         run: |
-          npm i -D typescript@4 del-cli@^3 --ignore-scripts
-          npm i --ignore-engines --ignore-scripts
+          npm i -D typescript@4 del-cli@^3 jest@^27 babel-jest@^27 @babel/cli@^7 @babel/core@^7 @babel/preset-env@^7 --ignore-scripts --legacy-peer-deps
+          npm i --ignore-engines --ignore-scripts --legacy-peer-deps
           npm run build:code
-        if: matrix.node-version == '10.x' || matrix.node-version == '12.x' || matrix.node-version == '14.x' || matrix.node-version == '16.x' || matrix.node-version == '18.x'
+        if: matrix.node-version == '10.x' || matrix.node-version == '12.x' || matrix.node-version == '14.x' || matrix.node-version == '16.x' || matrix.node-version == '18.x' || matrix.node-version == '20.x'
       - name: Install dependencies
         run: npm ci
-        if: matrix.node-version == '20.x' || matrix.node-version == '22.x' || matrix.node-version == '24.x' || matrix.node-version == '26.x'
+        if: matrix.node-version == '22.x' || matrix.node-version == '24.x' || matrix.node-version == '26.x'
       - name: Run tests with coverage
         run: npm run test:coverage -- --ci
       - uses: codecov/codecov-action@v5

.husky/pre-commit

@@ -1,4 +1 @@
-#!/bin/sh
-. "$(dirname "$0")/_/husky.sh"
-
 npx lint-staged

README.md

@@ -306,6 +306,10 @@ Please take a moment to read our contributing guidelines if you haven't yet done
 
 [CONTRIBUTING](https://github.com/webpack/schema-utils?tab=contributing-ov-file#contributing)
 
+The package itself runs on Node.js 10.13.0 and above, but the dev dependencies require an active
+LTS release, so use one to work on it. CI installs older ones to run the tests on the older
+versions of Node.js the package supports.
+
 ## License
 
 [MIT](./LICENSE)

babel.config.js

@@ -1,14 +1,17 @@
-const MIN_BABEL_VERSION = 7;
+const SUPPORTED_BABEL_VERSIONS = "^7.0.0 || ^8.0.0";
 
 module.exports = (api) => {
-  api.assertVersion(MIN_BABEL_VERSION);
+  api.assertVersion(SUPPORTED_BABEL_VERSIONS);
   api.cache(true);
 
   return {
     presets: [
       [
         "@babel/preset-env",
         {
+          // The package is CommonJS - Babel 8 keeps ECMAScript modules by default when the
+          // caller does not say what it supports, which `@babel/cli` does not
+          modules: "commonjs",
           targets: {
             node: "10.13.0",
           },

jest.config.js

@@ -1,6 +1,11 @@
 /** @type {import("jest").Config} */
 const config = {
-  prettierPath: require.resolve("prettier-2"),
+  // Jest 29 changed these defaults, they are set explicitly so the snapshots match the ones the
+  // older Jest CI installs for the older versions of Node.js writes
+  snapshotFormat: {
+    escapeString: false,
+    printBasicPrototype: false,
+  },
 };
 
 module.exports = config;