Enable passing additional flags to webpack

lib/commands/build-command-helper.ts

@@ -32,7 +32,14 @@ export class BuildCommandHelper implements IBuildCommandHelper {
 		}
 
 		const pathToProvision = this.$options.provision ? path.resolve(this.$options.provision) : "";
-		const projectSettings = { projectDir: this.$projectData.projectDir, projectId: this.$projectData.projectId, projectName: this.$projectData.projectName, nativescriptData, clean: this.$options.clean };
+		const projectSettings: IProjectSettings = {
+			nativescriptData,
+			projectDir: this.$projectData.projectDir,
+			projectId: this.$projectData.projectId,
+			projectName: this.$projectData.projectName,
+			clean: this.$options.clean,
+			env: this.$options.env
+		};
 		const buildConfiguration = this.$options.release ? CLOUD_BUILD_CONFIGURATIONS.RELEASE : CLOUD_BUILD_CONFIGURATIONS.DEBUG;
 		return {
 			projectSettings,
@@ -82,7 +89,8 @@ export class BuildCommandHelper implements IBuildCommandHelper {
 				keyStoreAlias: this.$options.keyStoreAlias,
 				keyStoreAliasPassword: this.$options.keyStoreAliasPassword,
 				keyStorePassword: this.$options.keyStorePassword,
-				keyStorePath: this.$options.keyStorePath
+				keyStorePath: this.$options.keyStorePath,
+				env: this.$options.env
 			}, this.$options.platformTemplate);
 		} else {
 			const buildData = this.getCloudBuildData(platform);

lib/definitions/cloud-build-service.d.ts

@@ -149,7 +149,7 @@ interface IItmsPlistOptions {
 /**
  * Describes the project settings required for different operations.
  */
-interface IProjectSettings {
+interface IProjectSettings extends IEnvOptions {
 	/**
 	 * The directory where the project is located. This should be the path to the directory where application's package.json is located.
 	 */

lib/services/cloud-build-service.ts

@@ -296,7 +296,16 @@ export class CloudBuildService extends CloudService implements ICloudBuildServic
 		};
 
 		this.emitStepChanged(buildId, constants.BUILD_STEP_NAME.PREPARE, constants.BUILD_STEP_PROGRESS.START);
-		await this.$platformService.preparePlatform(platform, appFilesUpdaterOptions, null, projectData, config, [], { skipNativePrepare: true });
+		await this.$platformService.preparePlatform({
+			platform,
+			appFilesUpdaterOptions,
+			projectData,
+			config,
+			filesToSync: [],
+			nativePrepare: { skipNativePrepare: true },
+			platformTemplate: null,
+			env: projectSettings.env
+		});
 		this.emitStepChanged(buildId, constants.BUILD_STEP_NAME.PREPARE, constants.BUILD_STEP_PROGRESS.END);
 	}