chore: refactor platform parsing logic

lib/index.cjs

@@ -28,15 +28,13 @@ const {
 class NwBuilder {
   constructor(options) {
     this.init(options).then(() => {
-      this._platforms = { ...Platforms };
-
-      // clear all unused platforms
-      for (const name in this._platforms) {
-        if (
-          this.options.platforms &&
-          this.options.platforms.indexOf(name) === -1
-        )
-          delete this._platforms[name];
+      /* Make a shallow copy of the Platforms object */
+      this.platforms = Object.assign({}, Platforms);
+      /* Clear all unused platforms */
+      for (const platform of Object.keys(this.platforms)) {
+        if (!options.platforms.includes(platform)) {
+          delete this.platforms[platform];
+        }
       }
     }).catch((error) => {
       console.error(error);
@@ -467,7 +465,7 @@ class NwBuilder {
               self._files,
               self,
               JSON.stringify(
-                self._platforms[platformName].platformSpecificManifest,
+                self.platforms[platformName].platformSpecificManifest,
               ),
               zipOptions,
             ).then(function (file) {
@@ -595,8 +593,8 @@ class NwBuilder {
       var executableName = self.getExecutableName(name);
 
       await fs.promises.rename(
-        resolve(platform.releasePath, "nwjs.app"),
-        resolve(platform.releasePath, executableName),
+        path.resolve(platform.releasePath, "nwjs.app"),
+        path.resolve(platform.releasePath, executableName),
       );
 
       // Let's first handle the mac icon
@@ -691,8 +689,8 @@ class NwBuilder {
       var executablePath = path.resolve(platform.releasePath, executableName);
 
       await fs.promises.rename(
-        resolve(platform.releasePath, "nw.exe"),
-        resolve(platform.releasePath, executableName),
+        path.resolve(platform.releasePath, "nw.exe"),
+        path.resolve(platform.releasePath, executableName),
       );
 
       var rcConf = {};
@@ -782,7 +780,7 @@ class NwBuilder {
   }
 
   _forEachPlatform(fn) {
-    _.forEach(this._platforms, function (platform, name) {
+    _.forEach(this.platforms, function (platform, name) {
       return fn(name, platform);
     });
   }

test/demo.cjs

@@ -1,5 +1,4 @@
 const NwBuilder = require('nw-builder');
-const { version } = require('yargs');
 
 const nw = new NwBuilder({
   version: '0.86.0',