refactor!: webpack v4 and nodejs v10 dropped (#238)

.github/workflows/nodejs.yml

@@ -55,8 +55,8 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: [10.x, 12.x, 14.x]
-        webpack-version: [4, latest]
+        node-version: [12.x, 14.x, 16.x]
+        webpack-version: [latest]
 
     runs-on: ${{ matrix.os }}
 

README.md

@@ -13,23 +13,23 @@
 
 # stylelint-webpack-plugin
 
-> A Stylelint plugin for webpack
+This plugin uses [`stylelint`](https://stylelint.io/) that helps you avoid errors and enforce conventions in your styles.
 
-## Install
+## Getting Started
+
+To begin, you'll need to install `stylelint-webpack-plugin`:
 
 ```bash
 npm install stylelint-webpack-plugin --save-dev
 ```
 
-**Note**: You also need to install `stylelint` from npm, if you haven't already:
+**Note**: You also need to install `stylelint >= 13` from npm, if you haven't already:
 
 ```bash
 npm install stylelint --save-dev
 ```
 
-## Usage
-
-In your webpack configuration:
+Then add the plugin to your webpack config. For example:
 
 ```js
 const StylelintPlugin = require('stylelint-webpack-plugin');

babel.config.js

@@ -10,7 +10,7 @@ module.exports = (api) => {
         '@babel/preset-env',
         {
           targets: {
-            node: '10.13.0',
+            node: '12.13.0',
           },
         },
       ],

declarations/index.d.ts

@@ -32,18 +32,4 @@ declare class StylelintWebpackPlugin {
    * @returns {string}
    */
   getContext(compiler: Compiler): string;
-  /**
-   * @param {Compiler} compiler
-   * @param {string[]} wanted
-   * @param {string[]} exclude
-   * @returns {string[]}
-   */
-  getFiles(compiler: Compiler, wanted: string[], exclude: string[]): string[];
-  /**
-   * @param {Map<string, null | FileSystemInfoEntry | "ignore">} fileTimestamps
-   * @returns {string[]}
-   */
-  getChangedFiles(
-    fileTimestamps: Map<string, 'ignore' | FileSystemInfoEntry | null>
-  ): string[];
 }

declarations/utils.d.ts

@@ -1,12 +1,9 @@
 /**
- * @param {string|(string|undefined)[]} files
+ * @param {string|string[]} files
  * @param {string} context
  * @returns {string[]}
  */
-export function parseFiles(
-  files: string | (string | undefined)[],
-  context: string
-): string[];
+export function parseFiles(files: string | string[], context: string): string[];
 /**
  * @param {string|string[]} patterns
  * @param {string|string[]} extensions

jest.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  collectCoverage: true,
+  testEnvironment: 'node',
+  testTimeout: 60000,
+  transformIgnorePatterns: ['node_modules/(?!(arrify)/)'],
+};