create standalone.js

standalone.js

@@ -0,0 +1,51 @@
+const {
+  mkdirSync,
+  writeFileSync
+} = require("fs");
+const { copySync } = require("fs-extra");
+const { join, dirname, basename } = require("path");
+const { execFile } = require("child_process");
+const { rimraf } = require("rimraf");
+
+async function buildStandalone() {
+  return new Promise((resolve) => {
+    const projectName = basename(dirname(__filename));
+
+    const srcDir = join(projectName, "../src");
+    const packageDir = join(projectName, "../Packages");
+    const destinationDir = join(projectName, "../standalone");
+    const destSrcDir = join(destinationDir, "./src");
+    const standaloneProject = join(projectName, "../standalone.project.json");
+
+    mkdirSync(destinationDir);
+    mkdirSync(destSrcDir);
+    writeFileSync(
+      join(destinationDir, "./init.luau"),
+      "return require(script.src)"
+    );
+    writeFileSync(
+      standaloneProject,
+      `{"name": "${projectName}","tree": {"$path" : "standalone"}}`
+    );
+
+    copySync(packageDir, destinationDir);
+    copySync(srcDir, destSrcDir);
+
+    execFile(
+      "rojo",
+      ["build", "-o=standalone.rbxm", "standalone.project.json"],
+      () => {
+        rimraf(destinationDir)
+          .catch((err) => {
+            console.log(err);
+          })
+          .then(() => {
+            rimraf(standaloneProject);
+            resolve();
+          });
+      }
+    );
+  });
+}
+
+buildStandalone()