fix import for Node.js CommonJS projects

Author: trusktr

dist/tween.cjs.js dist/tween.cjs

@@ -0,0 +1 @@
+This example shows that Tween.js can be imported into a Node.js project in CommonJS format.

examples/example-projects/nodejs-commonjs/README.md

@@ -0,0 +1,9 @@
+// Ensure we can import into Node CommonJS:
+
+const TWEEN = require('@tweenjs/tween.js')
+
+console.log(Object.keys(TWEEN))
+
+const tween = new TWEEN.Tween()
+
+console.log(Object.keys(tween))

examples/example-projects/nodejs-commonjs/index.js

@@ -0,0 +1,10 @@
+{
+	"description": "Node.js project in CommonJS format, importing Tween in CommonJS format.",
+	"type": "commonjs",
+	"scripts": {
+		"start": "node ./index.js"
+	},
+	"dependencies": {
+		"@tweenjs/tween.js": "file:../../../"
+	}
+}

examples/example-projects/nodejs-commonjs/package-lock.json

@@ -1,5 +1,6 @@
 {
 	"description": "Plain JS modules in a browser.",
+	"type": "module",
 	"scripts": {
 		"start": "npm run serve",
 		"serve": "five-server ."

examples/example-projects/nodejs-commonjs/package.json

@@ -1,5 +1,6 @@
 {
-	"description": "Plain JS modules in a browser.",
+	"description": "TS compiled to plain JS modules for running in browser.",
+	"type": "module",
 	"scripts": {
 		"start": "npm run build && npm run serve",
 		"build": "tsc",

examples/example-projects/plain-javascript-modules/package.json

@@ -3,13 +3,13 @@
 	"description": "Simple and fast tweening engine with optimised Robert Penner's equations.",
 	"version": "21.1.1",
 	"type": "module",
-	"main": "dist/tween.cjs.js",
+	"main": "dist/tween.cjs",
 	"types": "dist/tween.d.ts",
 	"module": "dist/tween.esm.js",
 	"exports": {
 		".": {
 			"import": "./dist/tween.esm.js",
-			"require": "./dist/tween.cjs.js",
+			"require": "./dist/tween.cjs",
 			"types": "./dist/tween.d.ts"
 		}
 	},

examples/example-projects/plain-typescript-modules/package.json

@@ -19,7 +19,7 @@ export default [
 				exports: 'named',
 			},
 			{
-				file: 'dist/tween.cjs.js',
+				file: 'dist/tween.cjs',
 				format: 'cjs',
 				exports: 'named',
 			},