configure use of per entry compiler

Author: jesko-plitt

CHANGELOG.md

@@ -32,6 +32,7 @@
 *   (improvement) Bump required node version to 12.
 *   (internal) Bumped all dependencies.
 *   (improvement) Allow `++` in JS/TS code.
+*   (feature) Enable separate compiler instances for each entry file by using `enablePerEntryCompilation()`
 
 
 8.1.0

src/Kaba.ts

@@ -52,6 +52,7 @@ export class Kaba
     private javaScriptDependenciesFileName: string = "_dependencies";
     private hashFileNames: boolean = true;
     private buildModern: boolean = true;
+    private hasPerEntryCompilation: boolean = false;
     private nodeSettings: webpack.Node|false = false;
 
 
@@ -226,6 +227,16 @@ export class Kaba
     }
 
 
+    /**
+     * Disables the per entry file compilation.
+     */
+    public enablePerEntryCompilation (): this
+    {
+        this.hasPerEntryCompilation = true;
+        return this;
+    }
+
+
     /**
      * Setting for polyfilling core node packages
      */
@@ -510,6 +521,36 @@ export class Kaba
             ],
         };
 
+        if (!this.hasPerEntryCompilation) {
+            let config = Object.assign({}, configTemplate, {
+                entry: {
+                    entry: entries,
+                },
+            }) as Partial<webpack.Configuration>;
+
+            if (!isModule && undefined !== config.module)
+            {
+                config.module.rules.push({
+                    // ESLint
+                    test: /\.m?jsx?$/,
+                    // only lint files that are in the project dir & exclude tests, vendor and node_modules
+                    include: (path) => path.startsWith(this.cwd) && !/node_modules|tests|vendor/.test(path),
+                    loader: "eslint-loader",
+                    options: {
+                        cache: true,
+                        configFile: path.join(this.libRoot, "configs/.eslintrc.yml"),
+                        fix: cliConfig.fix,
+                        parser: "babel-eslint",
+                        quiet: !cliConfig.lint,
+                        // always only emit a warning, so to actually never fail the webpack build
+                        emitWarning: true,
+                    },
+                })
+            }
+
+            return [config]
+        }
+
         return Object.keys(entries).map(entryFile =>
         {
             let config = Object.assign({}, configTemplate, {