build: update to node 20

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
             uses: actions/setup-node@v3
             with:
                node-version-file: '.nvmrc'
-         - run: npm i -g npm@8.5.5
+         - run: npm i -g npm@10.5.0
          - run: npm ci
          - run: npm run standards
    test:
@@ -23,15 +23,15 @@ jobs:
       strategy:
          fail-fast: false
          matrix:
-            node-version: [ 12, 14, 16, 'lts/*', 'latest' ]
+            node-version: [ 16, 20, 'lts/*', 'latest' ]
       steps:
          - uses: actions/checkout@v3
          -
             name: Use Node.js ${{ matrix.node-version }}
             uses: actions/setup-node@v3
             with:
                node-version: ${{ matrix.node-version }}
-         - run: npm i -g npm@8.5.5
+         - run: npm i -g npm@10.5.0
          - run: npm ci # Reinstall the dependencies to ensure they install with the current version of node
          - run: npm test
          - name: Coveralls

.nvmrc

@@ -1 +1 @@
-16.15.0
+20.12.2

package.json

@@ -7,7 +7,7 @@
    "module": "./dist/esm/index",
    "scripts": {
       "prepare": "grunt build",
-      "test:node-version": "check-node-version --npm 8.5.5 --print",
+      "test:node-version": "check-node-version --npm 10.5.0 --print",
       "test": "npm run test:node-version && TS_NODE_PROJECT='tests/tsconfig.json' TS_NODE_FILES=true nyc mocha --opts ./.mocha.opts",
       "eslint": "eslint '{,!(node_modules|dist)/**/}*.{js,ts}'",
       "markdownlint": "markdownlint -c .markdownlint.json -i CHANGELOG.md '{,!(node_modules)/**/}*.md'",