feat(webpack): official support for webpack 4

Author: djcsdy

.gitignore

@@ -11,6 +11,7 @@ npm-debug.log*
 *.js.map
 !/types/*.d.ts
 !/fix-types-for-back-compat.js
+!/test-projects/**/webpack.config.js
 
 # macOS
 .DS_Store

index.test.ts

@@ -32,3 +32,13 @@ test.serial("backward-compatibility-pre-1.1.2-config-cjs", async t => {
     await buildTestProject("test-projects/backward-compatibility-pre-1.1.2-config-cjs");
     t.pass();
 });
+
+test.serial("webpack-4-compatibility-type-module", async t => {
+    await buildTestProject("test-projects/webpack-4-compatibility-type-module");
+    t.pass();
+});
+
+test.serial("webpack-4-compatibility-type-commonjs", async t => {
+    await buildTestProject("test-projects/webpack-4-compatibility-type-commonjs");
+    t.pass();
+});

package.json

@@ -33,7 +33,7 @@
     "tslib": "2.3.1"
   },
   "peerDependencies": {
-    "webpack": "^5.0.0"
+    "webpack": "^4.0.0 || ^5.0.0"
   },
   "devDependencies": {
     "@softwareventures/eslint-config": "5.1.1",
@@ -68,7 +68,7 @@
     "require": [
       "ts-node/register/files"
     ],
-    "timeout": "10m"
+    "timeout": "20m"
   },
   "release": {
     "extends": "@softwareventures/semantic-release-config"

test-projects/webpack-4-compatibility-type-commonjs/index.ts

@@ -0,0 +1,3 @@
+import {test} from "./test.js";
+
+test();

test-projects/webpack-4-compatibility-type-commonjs/package.json

@@ -0,0 +1,23 @@
+{
+  "private": true,
+  "name": "@softwareventures/resolve-typescript-plugin-webpack-4-compatibility-type-commonjs",
+  "license": "ISC",
+  "exports": {
+    ".": "./index.js"
+  },
+  "types": "index.d.ts",
+  "scripts": {
+    "build": "webpack"
+  },
+  "dependencies": {
+    "tslib": "2.3.1"
+  },
+  "devDependencies": {
+    "@softwareventures/tsconfig": "5.1.0",
+    "resolve-typescript-plugin": "../..",
+    "ts-loader": "8.3.0",
+    "typescript": "4.5.5",
+    "webpack": "4.46.0",
+    "webpack-cli": "3.3.12"
+  }
+}

test-projects/webpack-4-compatibility-type-commonjs/test.ts

@@ -0,0 +1 @@
+export function test(): void {}

test-projects/webpack-4-compatibility-type-commonjs/tsconfig.json

@@ -0,0 +1,7 @@
+{
+  "extends": "@softwareventures/tsconfig",
+  "compilerOptions": {
+    "declaration": false,
+    "module": "ES2020"
+  }
+}

test-projects/webpack-4-compatibility-type-commonjs/webpack.config.js

@@ -0,0 +1,18 @@
+const ResolveTypeScriptPlugin = require("resolve-typescript-plugin").default;
+
+module.exports = {
+    mode: "production",
+    context: __dirname,
+    entry: "./index.js",
+    module: {
+        rules: [
+            {
+                test: /\.tsx?$/,
+                use: "ts-loader"
+            }
+        ]
+    },
+    resolve: {
+        plugins: [new ResolveTypeScriptPlugin()]
+    }
+};