fix: fixes a unportable root path for native node modules

Author: amarjanica

README.md

@@ -7,7 +7,7 @@ This is a modified version of [Node loader](https://github.com/webpack-contrib/n
 
 ## Getting Started
 
-To begin, you'll need to install `nextjs-node-loader`:
+To begin, you'll need to install a `nextjs-node-loader`:
 
 ```console
 npm install nextjs-node-loader --save-dev
@@ -23,6 +23,10 @@ module.exports = {
       use: [
         {
           loader: "nextjs-node-loader",
+          options: {
+            flags: os.constants.dlopen.RTLD_NOW,
+            outputPath: config.output.path
+          }
         },
       ],
     });
@@ -43,24 +47,10 @@ export default function handler(req, res) {
 
 ## Options
 
-|         Name          |    Type    |   Default   | Description                                           |
-| :-------------------: | :--------: | :---------: | :---------------------------------------------------- |
-| **[`flags`](#flags)** | `{Number}` | `undefined` | Enables/Disables `url`/`image-set` functions handling |
-
-### `flags`
-
-Type: `Number`
-Default: `undefined`
-
-The `flags` argument is an integer that allows to specify dlopen behavior.
-See the [`process.dlopen`](https://nodejs.org/api/process.html#process_process_dlopen_module_filename_flags)
-documentation for details.
-
-## Contributing
-
-Please take a moment to read our contributing guidelines if you haven't yet done so.
-
-[CONTRIBUTING](./.github/CONTRIBUTING.md)
+|    Name    |    Type    |       Default        | Description                                           |
+|:----------:|:----------:|:--------------------:| :---------------------------------------------------- |
+|   flags    | `{Number}` |     `undefined`      | Enables/Disables `url`/`image-set` functions handling |
+| outputPath | `{String}` | webpack's outputPath | The root path of shared node libraries |
 
 ## License
 

src/index.js

@@ -5,8 +5,7 @@ const schema = require("./options.json");
 export default function loader(content) {
   const { rootContext, _compiler, getOptions, emitFile } = this;
   const options = getOptions(schema);
-  const { flags } = options;
-  const outputPath = _compiler.options.output.path;
+  const { flags, outputPath } = options;
 
   const name = interpolateName(this, "[name].[ext]", {
     context: rootContext,
@@ -18,7 +17,7 @@ export default function loader(content) {
   return `
 try {
   process.dlopen(module, ${JSON.stringify(
-    outputPath
+    typeof outputPath !== "undefined" ?  _compiler.options.output.path : outputPath,
   )} + require("path").sep + __webpack_public_path__ + ${JSON.stringify(name)}${
     typeof flags !== "undefined" ? `, ${JSON.stringify(options.flags)}` : ""
   });

src/options.json

@@ -1,11 +1,14 @@
 {
-  "title": "Node Loader options",
+  "title": "Nextjs Node Loader options",
   "type": "object",
   "properties": {
     "flags": {
       "type": "integer",
-      "description": "An integer value that allows to specify dlopen behavior.",
-      "link": "https://github.com/webpack-contrib/node-loader#flags"
+      "description": "An integer value that allows to specify dlopen behavior."
+    },
+    "outputPath": {
+      "type": "string",
+      "description": "The root path of shared node libraries"
     }
   },
   "additionalProperties": false