Add a cleanup packaging script

README.md

@@ -68,10 +68,16 @@ If working on just the viewer, ``npm run watch-viewer`` will provide shorter com
 
 Debug/production mode in browsers can be turned on/off during runtime by calling ``setMolStarDebugMode(true/false, true/false)`` from the dev console.
 
-### Force full rebuild
+### Cleaning and forcing a full rebuild
+    npm run clean
+
+Wipes the `build` and `lib` directories and `.tsbuildinfo` files.
+
     npm run rebuild
 
-Force a full rebuild to resolve build errors that may occassionally arise. Once a force rebuild finishes successfully, incremental `npm run build` can be used again for further builds.
+Runs the cleanup script prior to building the project, forcing a full rebuild of the project.
+
+Use these commands to resolve occassional build failures which may arise after some dependency updates. Once done, `npm run build` should work again. Note that full rebuilds take more to complete.
 
 ### Build for production:
     NODE_ENV=production npm run build

package.json

@@ -16,10 +16,10 @@
     "test": "npm run lint && jest",
     "jest": "jest",
     "build": "npm run build-tsc && npm run build-extra && npm run build-webpack",
-    "rebuild": "npm run rebuild-tsc && npm run build-extra && npm run build-webpack",
+    "clean": "node ./scripts/clean.js",
+    "rebuild": "npm run clean && npm run build",
     "build-viewer": "npm run build-tsc && npm run build-extra && npm run build-webpack-viewer",
     "build-tsc": "concurrently \"tsc --incremental\" \"tsc --build tsconfig.commonjs.json --incremental\"",
-    "rebuild-tsc": "concurrently \"tsc\" \"tsc --build tsconfig.commonjs.json --incremental\"",
     "build-extra": "cpx \"src/**/*.{scss,html,ico}\" lib/",
     "build-webpack": "webpack --mode production --config ./webpack.config.production.js",
     "build-webpack-viewer": "webpack --mode production --config ./webpack.config.viewer.js",
@@ -38,7 +38,7 @@
     "volume-server-test": "node lib/commonjs/servers/volume/server.js --idMap em 'test/${id}.mdb' --defaultPort 1336",
     "plugin-state": "node lib/commonjs/servers/plugin-state/index.js --working-folder ./build/state --port 1339",
     "preversion": "npm run test",
-    "version": "npm run build",
+    "version": "npm run rebuild",
     "postversion": "git push && git push --tags"
   },
   "files": [

scripts/clean.js

+/**
+ * Copyright (c) 2021 mol* contributors, licensed under MIT, See LICENSE file for more info.
+ *
+ * @author Michal Malý <malym@ibt.cas.cz>
+ */
+
+const fs = require('fs');
+const path = require('path');
+
+const toClean = [
+    path.resolve(__dirname, '../build'),
+    path.resolve(__dirname, '../lib'),
+    path.resolve(__dirname, '../tsconfig.tsbuildinfo'),
+];
+
+toClean.forEach(ph => {
+    if (fs.existsSync(ph))
+        fs.rm(ph, { recursive: true }, err => { if (err) console.warn(`Failed to delete ${ph}: ${err}`); });
+});