feat: allow custom vite dist folder name

Provides ability to run multiple platforms builds in parallel.

Author: NathanWalker

lib/services/bundler/bundler-compiler-service.ts

@@ -78,6 +78,13 @@ export class BundlerCompilerService
 		super();
 	}
 
+	private getViteDistOutputPath(projectDir: string): string {
+		return path.join(
+			projectDir,
+			process.env.NS_VITE_DIST_DIR || VITE_DIST_FOLDER_NAME,
+		);
+	}
+
 	public async compileWithWatch(
 		platformData: IPlatformData,
 		projectData: IProjectData,
@@ -127,9 +134,8 @@ export class BundlerCompilerService
 						}
 
 						// Copy Vite output files directly to platform destination
-						const distOutput = path.join(
+						const distOutput = this.getViteDistOutputPath(
 							projectData.projectDir,
-							VITE_DIST_FOLDER_NAME,
 						);
 						const destDir = path.join(
 							platformData.appDestinationDirectoryPath,
@@ -395,9 +401,8 @@ export class BundlerCompilerService
 						// launch with `Check failed: has_pending_exception()`.
 						if (isVite) {
 							try {
-								const distOutput = path.join(
+								const distOutput = this.getViteDistOutputPath(
 									projectData.projectDir,
-									VITE_DIST_FOLDER_NAME,
 								);
 								const destDir = path.join(
 									platformData.appDestinationDirectoryPath,

test/services/bundler/bundler-compiler-service.ts

@@ -2,6 +2,7 @@ import { Yok } from "../../../lib/common/yok";
 import { BundlerCompilerService } from "../../../lib/services/bundler/bundler-compiler-service";
 import { assert } from "chai";
 import { EventEmitter } from "events";
+import * as path from "path";
 import { ErrorsStub } from "../../stubs";
 import { IInjector } from "../../../lib/common/definitions/yok";
 import {
@@ -215,6 +216,42 @@ describe("BundlerCompilerService", () => {
 		});
 	});
 
+	describe("getViteDistOutputPath", () => {
+		it("uses the current default directory when NS_VITE_DIST_DIR is unset", () => {
+			const previous = process.env.NS_VITE_DIST_DIR;
+			try {
+				delete process.env.NS_VITE_DIST_DIR;
+				assert.strictEqual(
+					(<any>bundlerCompilerService).getViteDistOutputPath("/project"),
+					path.join("/project", ".ns-vite-build"),
+				);
+			} finally {
+				if (previous === undefined) {
+					delete process.env.NS_VITE_DIST_DIR;
+				} else {
+					process.env.NS_VITE_DIST_DIR = previous;
+				}
+			}
+		});
+
+		it("uses NS_VITE_DIST_DIR for platform-isolated output", () => {
+			const previous = process.env.NS_VITE_DIST_DIR;
+			try {
+				process.env.NS_VITE_DIST_DIR = ".ns-vite-build/android";
+				assert.strictEqual(
+					(<any>bundlerCompilerService).getViteDistOutputPath("/project"),
+					path.join("/project", ".ns-vite-build", "android"),
+				);
+			} finally {
+				if (previous === undefined) {
+					delete process.env.NS_VITE_DIST_DIR;
+				} else {
+					process.env.NS_VITE_DIST_DIR = previous;
+				}
+			}
+		});
+	});
+
 	describe("compileWithWatch", () => {
 		it("fails when the value set for bundlerConfigPath is not existant file", async () => {
 			const bundlerConfigPath = "some path.js";