Fix the remaining linting errors

Change-type: patch

lib/build/builder.ts

@@ -220,6 +220,7 @@ export default class Builder {
 			const fn = hooks[hook];
 			if (typeof fn === 'function') {
 				// Spread the arguments onto the callback function
+				// eslint-disable-next-line prefer-spread -- TS complains fn's signature not supporting rest params
 				return await fn.apply(null, args);
 			}
 		} catch (err) {

lib/emulate/index.ts

@@ -176,6 +176,7 @@ const getTarEntryHandler = (
 	dockerfileName: string,
 	opts: TransposeOptions,
 ) => {
+	// eslint-disable-next-line @typescript-eslint/no-var-requires
 	const streamToPromise = require('stream-to-promise');
 	return (
 		header: tar.Headers,
@@ -239,6 +240,7 @@ export function transposeTarStream(
 export function getBuildThroughStream(
 	opts: TransposeOptions,
 ): NodeJS.ReadWriteStream {
+	// eslint-disable-next-line @typescript-eslint/no-var-requires
 	const es = require('event-stream');
 	// Regex to match against 'Step 1/5:', 'Step 1/5 :' 'Step 1:' 'Step 1 :'
 	// and all lower case versions.

lib/multibuild/build.ts

@@ -165,6 +165,8 @@ export async function runBuildTask(
 	const taskResolved = task.resolvedPromise || Promise.resolve();
 
 	return new Promise((resolve, reject) => {
+		// TODO: narrow the new Promise and properly await this in a follow-up.
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises
 		taskResolved.then(() => {
 			if (task.buildStream == null) {
 				reject(

lib/parse/compose.ts

@@ -163,7 +163,8 @@ function normalizeObjectToComposition(
 		case SchemaVersion.v1:
 			// FIXME: perform attribute migration
 			c = { version: DEFAULT_SCHEMA_VERSION, services: c };
-		case DEFAULT_SCHEMA_VERSION:
+		// eslint-disable-next-line no-fallthrough
+		case DEFAULT_SCHEMA_VERSION: {
 			// Normalise volumes
 			if (c.volumes) {
 				c.volumes = _.mapValues(c.volumes, normalizeVolume);
@@ -199,6 +200,7 @@ function normalizeObjectToComposition(
 				})
 				.fromPairs()
 				.value();
+		}
 	}
 
 	c.version = DEFAULT_SCHEMA_VERSION;
@@ -680,7 +682,9 @@ async function readAndNormalizeExpandEnvFile(
 	envFile: string,
 	fileResolverCb: (path: string) => Promise<Readable>,
 ): Promise<Dict<string>> {
+	// eslint-disable-next-line @typescript-eslint/no-var-requires
 	const readline = require('readline');
+	// eslint-disable-next-line @typescript-eslint/no-var-requires
 	const { once } = require('events');
 	const intermediateEnv: Dict<string> = {};
 	let readableError;

lib/release/models.ts

@@ -21,7 +21,7 @@ interface ReleaseAttributesBase {
 	contract?: string;
 }
 
-// tslint:disable-next-line no-empty-interface
+// eslint-disable-next-line @typescript-eslint/no-empty-interface
 interface ReleaseImageAttributesBase {
 	// empty
 }

lib/resolve/bundle.ts

@@ -1,4 +1,4 @@
-const emptyHook = (_contents: string): Promise<void> => {
+const emptyHook = (): Promise<void> => {
 	return Promise.resolve();
 };
 

lib/resolve/resolvers/dockerfileTemplate.ts

@@ -58,7 +58,7 @@ export class DockerfileTemplateResolver implements Resolver {
 		);
 	}
 
-	public isSatisfied(_bundle: Bundle): boolean {
+	public isSatisfied(): boolean {
 		return this.hasDockerfileTemplate;
 	}
 

lib/resolve/resolvers/nodeResolver.ts

@@ -103,14 +103,11 @@ export class NodeResolver implements Resolver {
 		);
 	}
 
-	public isSatisfied(_bundle: Bundle): boolean {
+	public isSatisfied(): boolean {
 		return this.packageJsonContent != null;
 	}
 
-	public async resolve(
-		bundle: Bundle,
-		_specifiedDockerfilePath?: string,
-	): Promise<FileInfo> {
+	public async resolve(bundle: Bundle): Promise<FileInfo> {
 		// Generate a dockerfile which will run the file
 		// Use latest node base image. Don't use the slim image just in case
 		// TODO: Find out which apt-get packages are installed mostly with node
@@ -172,7 +169,7 @@ export class NodeResolver implements Resolver {
 		};
 	}
 
-	public getCanonicalName(_specifiedPath: string): string {
+	public getCanonicalName(): string {
 		throw new Error('getCanonicalName called on unsupported resolver NodeJS');
 	}
 }

test/build/all.spec.ts

@@ -18,7 +18,6 @@ import 'mocha';
 
 import * as Dockerode from 'dockerode';
 import * as fs from 'fs';
-import * as _ from 'lodash';
 import * as path from 'path';
 import * as url from 'url';
 
@@ -61,7 +60,7 @@ const docker = new Dockerode(dockerOpts);
 // sucessHooks: for when we want the buildSuccess hook to be called
 const getSuccessHooks = (done: (error?: Error) => void): BuildHooks => {
 	const hooks: BuildHooks = {
-		buildSuccess: (id, layers) => {
+		buildSuccess: () => {
 			done();
 		},
 		buildFailure: (err) => {
@@ -76,7 +75,7 @@ const getSuccessHooks = (done: (error?: Error) => void): BuildHooks => {
 // failureHooks: for when we want the failure hook to be called
 const getFailureHooks = (done: (error?: Error) => void): BuildHooks => {
 	const hooks: BuildHooks = {
-		buildSuccess: (id, layers) => {
+		buildSuccess: () => {
 			done(new Error('Expected error, got success'));
 		},
 		buildFailure: (err) => {
@@ -97,6 +96,7 @@ describe('Directory build', () => {
 		const builder = Builder.fromDockerode(docker);
 		const hooks = getSuccessHooks(done);
 
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder
 			.buildDir(`${TEST_FILE_PATH}/directory-successful-build`, {}, hooks)
 			.then((stream) => {
@@ -139,6 +139,7 @@ describe('Directory build', () => {
 		};
 
 		const builder = Builder.fromDockerode(docker);
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder
 			.buildDir(`${TEST_FILE_PATH}/directory-successful-build`, {}, hooks)
 			.then((stream) => {
@@ -154,6 +155,7 @@ describe('Directory build', () => {
 		const builder = Builder.fromDockerode(docker);
 		const hooks = getFailureHooks(done);
 
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder
 			.buildDir(`${TEST_FILE_PATH}/directory-no-dockerfile`, {}, hooks)
 			.then((stream) => {
@@ -169,6 +171,7 @@ describe('Directory build', () => {
 		const builder = Builder.fromDockerode(docker);
 		const hooks = getFailureHooks(done);
 
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder
 			.buildDir(`${TEST_FILE_PATH}/directory-invalid-dockerfile`, {}, hooks)
 			.then((stream) => {
@@ -191,6 +194,7 @@ describe('Directory build', () => {
 		};
 
 		const builder = Builder.fromDockerode(docker);
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder.buildDir(`${TEST_FILE_PATH}/directory-successful-build`, {}, hooks);
 	});
 
@@ -206,6 +210,7 @@ describe('Directory build', () => {
 		};
 
 		const builder = Builder.fromDockerode(docker);
+		// eslint-disable-next-line @typescript-eslint/no-floating-promises -- we are using the done callback
 		builder.buildDir(
 			`${TEST_FILE_PATH}/directory-invalid-dockerfile`,
 			{},
@@ -229,7 +234,7 @@ describe('Tar stream build', () => {
 					stream.pipe(process.stdout);
 				}
 			},
-			buildSuccess: (id, layers) => {
+			buildSuccess: () => {
 				done();
 			},
 			buildFailure: (err) => {
@@ -258,7 +263,7 @@ describe('Tar stream build', () => {
 					stream.pipe(process.stdout);
 				}
 			},
-			buildSuccess: (id, layers) => {
+			buildSuccess: () => {
 				done(new Error('Expected build failure, got success hook'));
 			},
 			buildFailure: (err) => {
@@ -270,6 +275,7 @@ describe('Tar stream build', () => {
 		};
 
 		const builder = Builder.fromDockerode(docker);
+
 		builder.createBuildStream({}, hooks);
 	});
 
@@ -284,7 +290,7 @@ describe('Tar stream build', () => {
 				buildSuccess: () => {
 					reject(new Error('Success failed on failing build'));
 				},
-				buildFailure: (error, layers) => {
+				buildFailure: (_error, layers) => {
 					const expected = 2;
 					if (layers.length !== expected) {
 						reject(
@@ -328,7 +334,7 @@ describe('Tar stream build', () => {
 				buildSuccess: () => {
 					reject(new Error('Incorrect success report on failing build'));
 				},
-				buildFailure: (error, layers) => {
+				buildFailure: (_error, layers) => {
 					const expected = 0;
 					if (layers.length !== expected) {
 						reject(
@@ -364,7 +370,7 @@ describe('Error handler', () => {
 				buildSuccess: () => {
 					reject(new Error('Incorrect success report on handler error'));
 				},
-				buildFailure: (error, layers) => {
+				buildFailure: (_error, layers) => {
 					const expected = 0;
 					if (layers.length !== expected) {
 						reject(
@@ -376,7 +382,7 @@ describe('Error handler', () => {
 						resolve();
 					}
 				},
-				buildStream: (stream) => {
+				buildStream: () => {
 					throw new Error(
 						'Synchronous buildStream error should have been caught',
 					);
@@ -395,7 +401,7 @@ describe('Error handler', () => {
 				buildSuccess: () => {
 					reject(new Error('Incorrect success report on handler error'));
 				},
-				buildFailure: (error, layers) => {
+				buildFailure: (_error, layers) => {
 					const expected = 0;
 					if (layers.length !== expected) {
 						reject(
@@ -407,7 +413,7 @@ describe('Error handler', () => {
 						resolve();
 					}
 				},
-				buildStream: (stream) => {
+				buildStream: () => {
 					return Promise.reject(
 						new Error('Asynchronous buildStream error should have been caught'),
 					);

test/build/build_stream.spec.ts

@@ -15,7 +15,6 @@
  * limitations under the License.
  */
 import { assert } from 'chai';
-import * as _ from 'lodash';
 import { Readable, Stream, Writable } from 'stream';
 
 import * as proxyquire from 'proxyquire';

test/multibuild/build-utils.ts

@@ -17,7 +17,6 @@
 
 import * as Dockerode from 'dockerode';
 import * as fs from 'fs';
-import * as _ from 'lodash';
 import * as Path from 'path';
 import * as Stream from 'stream';
 import * as tar from 'tar-stream';
@@ -41,14 +40,10 @@ export function getDocker(extraOpts?: any): Dockerode {
 function getDockerOpts(extraOpts?: any): Dockerode.DockerOptions {
 	let dockerOpts: Dockerode.DockerOptions = {};
 	if (process.env.CIRCLECI != null) {
-		let ca: string;
-		let cert: string;
-		let key: string;
-
 		const certs = ['ca.pem', 'cert.pem', 'key.pem'].map((f) =>
 			Path.join(process.env.DOCKER_CERT_PATH!, f),
 		);
-		[ca, cert, key] = certs.map((c) => fs.readFileSync(c, 'utf-8'));
+		const [ca, cert, key] = certs.map((c) => fs.readFileSync(c, 'utf-8'));
 		const parsed = Url.parse(process.env.DOCKER_HOST!);
 
 		dockerOpts = {

test/multibuild/build.spec.ts

@@ -494,7 +494,9 @@ describe('External images', () => {
 
 describe('Specifying a dockerfile', () => {
 	it('should allow specifying a dockerfile', async () => {
-		const composeObj = require('./test-files/stream/docker-compose-specified-dockerfile.json');
+		const composeObj = await import(
+			'./test-files/stream/docker-compose-specified-dockerfile.json'
+		);
 		const comp = Compose.normalize(composeObj);
 
 		const stream = fs.createReadStream(
@@ -527,7 +529,9 @@ describe('Specifying a dockerfile', () => {
 	});
 
 	it('should allow specifying a dockerfile.template', async () => {
-		const composeObj = require('./test-files/stream/docker-compose-specified-dockerfile-template.json');
+		const composeObj = await import(
+			'./test-files/stream/docker-compose-specified-dockerfile-template.json'
+		);
 		const comp = Compose.normalize(composeObj);
 
 		const stream = fs.createReadStream(
@@ -562,7 +566,9 @@ describe('Specifying a dockerfile', () => {
 
 describe('Specifying a dockerfile hook', () => {
 	it('should allow preprocessing of dockerfile', async () => {
-		const composeObj = require('./test-files/stream/docker-compose-specified-dockerfile.json');
+		const composeObj = await import(
+			'./test-files/stream/docker-compose-specified-dockerfile.json'
+		);
 		const comp = Compose.normalize(composeObj);
 
 		const stream = fs.createReadStream(
@@ -607,9 +613,14 @@ describe('Specifying a dockerfile hook', () => {
 	});
 });
 
-describe('Specifying build options', () => {
-	const composeObj = require('./test-files/stream/docker-compose-build-options.json');
-	const comp = Compose.normalize(composeObj);
+describe('Specifying build options', async () => {
+	let comp: Compose.Composition;
+	before(async function () {
+		const composeObj = await import(
+			'./test-files/stream/docker-compose-build-options.json'
+		);
+		comp = Compose.normalize(composeObj);
+	});
 
 	it('should correctly apply "extra_hosts" configuration', async () => {
 		const stream = fs.createReadStream(

test/multibuild/registry-secrets.spec.ts

@@ -20,7 +20,6 @@
  */
 import { expect } from 'chai';
 import * as fs from 'fs';
-import * as _ from 'lodash';
 
 import { normalize } from '../../lib/parse';