feat: added a DOMException when a file is missing, added support for Node.js 25, updated deps, updated workflow

.editorconfig

@@ -2,7 +2,6 @@ root = true
 
 [*]
 ij_html_space_inside_empty_tag = true
-max_line_length = 140
 end_of_line = lf
 insert_final_newline = true
 charset = utf-8

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

@@ -0,0 +1,13 @@
+runs:
+  using: "composite"
+  steps:
+    - name: Use Node.js LTS
+      uses: actions/setup-node@v4
+      with:
+        node-version: 'lts/*'
+        cache: npm
+        cache-dependency-path: package-lock.json
+
+    - name: Install modules
+      shell: bash
+      run: npm ci --prefer-offline --no-audit --no-fund

.github/workflows/ci.yml

@@ -1,36 +1,96 @@
 name: ci
 
+permissions:
+  contents: read
+  pull-requests: read
+
 on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+    branches:
+      - master
   push:
+    branches:
+      - master
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+defaults:
+  run:
+    shell: bash
 
 jobs:
-  build:
+  type-check:
+    name: Type check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup environment (node + install)
+        uses: ./.github/actions/node-setup
+
+      - name: Run type check
+        run: npm run type-check
+
+  lint:
+    name: Lint check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup environment (node + install)
+        uses: ./.github/actions/node-setup
+
+      - name: Run lint check
+        run: npm run lint:check
+
+  format:
+    name: Format check
     runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
+      - name: Setup environment (node + install)
+        uses: ./.github/actions/node-setup
+
+      - name: Run format check
+        run: npm run format:check
+
+  test:
+    name: Run tests (Node ${{ matrix.node-version }})
+    runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
-        node-version: [ 20, 21, 22, 23, 24 ]
+        node-version: ['20.x', '21.x', '22.x', '23.x', '24.x', '25.x']
 
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout repo
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
-      - name: Use Node.js ${{ matrix.node-version }}
+      - name: Set up Node.js (matrix)
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
-          cache: npm
-
-      - name: Install modules
-        run: npm install
-
-      - name: Type check
-        run: npm run type-check
+          cache: 'npm'
+          cache-dependency-path: 'package-lock.json'
 
-      - name: Lint
-        run: npm run lint:check
-
-      - name: Format
-        run: npm run format:check
+      - name: Install
+        run: npm ci
 
-      - name: Run tests on Node.js ${{ matrix.node-version }}
-        run: npm test
+      - name: Run tests
+        id: run-tests
+        run: npm run test

README.md

@@ -1,7 +1,7 @@
 # opfs-mock
 
 In-memory implementation of the [origin private file system](https://developer.mozilla.org/en-US/docs/Web/API/File_System_API/Origin_private_file_system). Its main utility is for testing OPFS-dependent code in Node.js. It's tested
-on Node.js versions 20-24.
+on Node.js versions 20-25.
 
 ## Installation
 

biome.json

@@ -1,10 +1,11 @@
 {
-  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
+  "$schema": "https://biomejs.dev/schemas/2.2.6/schema.json",
   "formatter": {
     "useEditorconfig": true,
     "formatWithErrors": true,
     "attributePosition": "multiline",
-    "ignore": ["dist"]
+    "includes": ["**", "!**/dist"],
+    "lineWidth": 140
   },
   "linter": {
     "rules": {
@@ -20,7 +21,7 @@
         "noNonNullAssertion": "off"
       }
     },
-    "ignore": ["dist"]
+    "includes": ["**", "!**/dist"]
   },
   "javascript": {
     "formatter": {