Switch _.assign usage to native versions

Change-type: patch

src/compose/service.ts

@@ -714,7 +714,7 @@ export class Service {
 			// Typings are wrong here, the docker daemon accepts a string or string[],
 			Entrypoint: this.config.entrypoint as string,
 			Env: conversions.envObjectToArray(
-				_.assign(
+				Object.assign(
 					{
 						RESIN_DEVICE_NAME_AT_INIT: opts.deviceName,
 						BALENA_DEVICE_NAME_AT_INIT: opts.deviceName,
@@ -996,7 +996,7 @@ export class Service {
 	): { [envVarName: string]: string } {
 		const defaultEnv: { [envVarName: string]: string } = {};
 		for (const namespace of ['BALENA', 'RESIN']) {
-			_.assign(
+			Object.assign(
 				defaultEnv,
 				_.mapKeys(
 					{

src/compose/utils.ts

@@ -253,7 +253,7 @@ export function getHealthcheck(
 		composeHealthcheckToServiceHealthcheck(composeHealthcheck);
 
 	// Overlay any compose healthcheck fields on the image healthchecks
-	return _.assign(
+	return Object.assign(
 		{ test: ['NONE'] },
 		imageServiceHealthcheck,
 		composeServiceHealthcheck,
@@ -556,7 +556,7 @@ export function normalizeLabels(labels: { [key: string]: string }): {
 		labels,
 		(_v, k) => !(_.startsWith(k, 'io.balena.') || _.startsWith(k, 'io.resin.')),
 	);
-	return _.assign({}, otherLabels, legacyLabels, balenaLabels);
+	return Object.assign({}, otherLabels, legacyLabels, balenaLabels);
 }
 
 function compareArrayField(

src/config/configJson.ts

@@ -17,7 +17,7 @@ export default class ConfigJsonConfigBackend {
 	private cache: { [key: string]: unknown } = {};
 
 	private readonly init = _.once(async () =>
-		_.assign(this.cache, await this.read()),
+		Object.assign(this.cache, await this.read()),
 	);
 
 	public constructor(schema: Schema.Schema, configPath?: string) {

src/device-config.ts

@@ -311,7 +311,7 @@ export async function getCurrent(): Promise<Dictionary<string>> {
 	const backends = await getConfigBackends();
 	// Add each backends configurable values
 	for (const backend of backends) {
-		_.assign(currentConf, await getBootConfig(backend));
+		Object.assign(currentConf, await getBootConfig(backend));
 	}
 	// Return compiled configuration
 	return currentConf;

src/logging/balena-backend.ts

@@ -87,7 +87,7 @@ export class BalenaLogBackend extends LogBackend {
 			return;
 		}
 
-		message = _.assign(
+		message = Object.assign(
 			{
 				timestamp: Date.now(),
 				message: '',

src/logging/local-backend.ts

@@ -32,7 +32,7 @@ export class LocalLogBackend extends LogBackend {
 					// we would need a way of invalidating the cache
 					const serviceName = await this.serviceNameResolver(svcId);
 
-					_.assign({}, { serviceName }, message);
+					message = Object.assign({}, { serviceName }, message);
 				}
 				_.each(this.globalListeners, (listener) => {
 					listener.push(`${JSON.stringify(message)}\n`);