[tslint] lint typescript code (#19105)

* [tslint] lint typescript code

* [tslint] filter projects when running specific project

* [dev/ts] use more explicit types

* [dev/ts] add note about why using glob

* [dev/ts] rely on ts, use fewer getters

package.json

@@ -61,8 +61,8 @@
     "debug-break": "node --nolazy --inspect-brk scripts/kibana --dev",
     "precommit": "node scripts/precommit_hook",
     "karma": "karma start",
-    "lint": "echo 'use `node scripts/eslint`' && false",
-    "lintroller": "echo 'use `node scripts/eslint --fix`' && false",
+    "lint": "echo 'use `node scripts/eslint` and/or `node scripts/tslint`' && false",
+    "lintroller": "echo 'use `node scripts/eslint --fix` and/or `node scripts/tslint --fix`' && false",
     "makelogs": "echo 'use `node scripts/makelogs`' && false",
     "mocha": "echo 'use `node scripts/mocha`' && false",
     "sterilize": "grunt sterilize",
@@ -226,7 +226,11 @@
     "@kbn/eslint-plugin-license-header": "link:packages/kbn-eslint-plugin-license-header",
     "@kbn/plugin-generator": "link:packages/kbn-plugin-generator",
     "@kbn/test": "link:packages/kbn-test",
-    "@types/globby": "^6.1.0",
+    "@types/eslint": "^4.16.2",
+    "@types/execa": "^0.9.0",
+    "@types/getopts": "^2.0.0",
+    "@types/glob": "^5.0.35",
+    "@types/listr": "^0.13.0",
     "@types/minimatch": "^2.0.29",
     "angular-mocks": "1.4.7",
     "babel-eslint": "8.1.2",
@@ -283,6 +287,7 @@
     "karma-safari-launcher": "1.0.0",
     "leadfoot": "1.7.5",
     "license-checker": "^16.0.0",
+    "listr": "^0.14.1",
     "load-grunt-config": "0.19.2",
     "makelogs": "^4.0.5",
     "marked-text-renderer": "0.1.0",
@@ -305,6 +310,9 @@
     "ts-jest": "^22.4.6",
     "ts-loader": "^3.5.0",
     "ts-node": "^6.0.3",
+    "tslint": "^5.10.0",
+    "tslint-config-prettier": "^1.12.0",
+    "tslint-plugin-prettier": "^1.3.0",
     "typescript": "^2.8.3",
     "vinyl-fs": "^3.0.2",
     "xml2js": "^0.4.19",

packages/kbn-dev-utils/index.d.ts

@@ -0,0 +1,18 @@
+import { Readable } from 'stream';
+
+type LogLevel = 'silent' | 'error' | 'warning' | 'info' | 'debug' | 'verbose';
+
+export class ToolingLog extends Readable {
+  public verbose(...args: any[]): void;
+  public debug(...args: any[]): void;
+  public info(...args: any[]): void;
+  public success(...args: any[]): void;
+  public warning(...args: any[]): void;
+  public error(errOrMsg: string | Error): void;
+  public write(...args: any[]): void;
+  public indent(spaces: number): void;
+  public getLevel(): LogLevel;
+  public setLevel(level: LogLevel): void;
+}
+
+export function createToolingLog(level?: LogLevel): ToolingLog;

packages/kbn-dev-utils/tsconfig.json

@@ -0,0 +1,6 @@
+{
+  "extends": "../../tsconfig.json",
+  "include": [
+    "index.d.ts"
+  ],
+}

packages/kbn-pm/tslint.yaml

@@ -0,0 +1,19 @@
+extends: ../../tslint.yaml
+
+rules:
+  max-classes-per-file: false
+  interface-name: false
+  variable-name: false
+  no-empty: false
+  object-literal-sort-keys: false
+  member-ordering: false
+  no-console: false
+  only-arrow-functions: false
+  no-shadowed-variable: false
+  no-empty-interface: false
+  ordered-imports: false
+  interface-over-type-literal: false
+  prettier: false
+  prefer-const: false
+  member-access: false
+  no-unused-variable: false

packages/kbn-system-loader/tslint.yaml

@@ -0,0 +1,14 @@
+extends: ../../tslint.yaml
+
+rules:
+  max-classes-per-file: false
+  interface-name: false
+  variable-name: false
+  no-empty: false
+  object-literal-sort-keys: false
+  member-ordering: false
+  member-access: false
+  ordered-imports: false
+  interface-over-type-literal: false
+  array-type: false
+  prefer-const: false

scripts/tslint.js

@@ -0,0 +1,2 @@
+require('../src/babel-register');
+require('../src/dev/tslint').runTslintCli();

src/dev/eslint/lint_files.js

@@ -25,10 +25,10 @@ export function lintFiles(log, files) {
   if (report.warningCount > 0) failTypes.push('warning');
 
   if (!failTypes.length) {
-    log.success('%d files linted successfully', files.length);
+    log.success('[eslint] %d files linted successfully', files.length);
     return;
   }
 
   log.error(cli.getFormatter()(report.results));
-  throw createFailError(`eslint ${failTypes.join(' & ')}`, 1);
+  throw createFailError(`[eslint] ${failTypes.join(' & ')}`, 1);
 }

src/dev/eslint/pick_files_to_lint.js

@@ -18,11 +18,11 @@ export function pickFilesToLint(log, files) {
     const path = file.getRelativePath();
 
     if (cli.isPathIgnored(path)) {
-      log.warning(`%j ignored by .eslintignore`, file);
+      log.warning(`[eslint] %j ignored by .eslintignore`, file);
       return false;
     }
 
-    log.debug('linting %j', file);
+    log.debug('[eslint] linting %j', file);
     return true;
   });
 }

src/dev/jest/ts_transform.ts

@@ -1,8 +1,7 @@
 import { getCacheKey, install, process } from 'ts-jest';
 import { JestConfig, TransformOptions } from 'ts-jest/dist/jest-types';
 
-import { transform } from 'typescript';
-import { findProjectForAbsolutePath } from '../typescript';
+import { getTsProjectForAbsolutePath } from '../typescript';
 
 function extendJestConfigJSON(jestConfigJSON: string, filePath: string) {
   const jestConfig = JSON.parse(jestConfigJSON) as JestConfig;
@@ -15,20 +14,30 @@ function extendJestConfig(jestConfig: JestConfig, filePath: string) {
     globals: {
       ...(jestConfig.globals || {}),
       'ts-jest': {
-        tsConfigFile: findProjectForAbsolutePath(filePath).getTsConfigPath(),
         skipBabel: true,
+        tsConfigFile: getTsProjectForAbsolutePath(filePath).tsConfigPath,
       },
     },
   };
 }
 
 module.exports = {
-  process(src: string, filePath: string, jestConfig: JestConfig, transformOptions: TransformOptions) {
+  process(
+    src: string,
+    filePath: string,
+    jestConfig: JestConfig,
+    transformOptions: TransformOptions
+  ) {
     const extendedConfig = extendJestConfig(jestConfig, filePath);
     return process(src, filePath, extendedConfig, transformOptions);
   },
 
-  getCacheKey(src: string, filePath: string, jestConfigJSON: string, transformOptions: TransformOptions) {
+  getCacheKey(
+    src: string,
+    filePath: string,
+    jestConfigJSON: string,
+    transformOptions: TransformOptions
+  ) {
     const extendedConfigJSON = extendJestConfigJSON(jestConfigJSON, filePath);
     return getCacheKey(src, filePath, extendedConfigJSON, transformOptions);
   },

src/dev/precommit_hook/casing_check_config.js

@@ -20,6 +20,7 @@ export const IGNORE_FILE_GLOBS = [
   '**/.*',
   '**/{webpackShims,__mocks__}/**/*',
   'x-pack/docs/**/*',
+  'src/dev/tslint/rules/*',
 ];
 
 

src/dev/run/index.d.ts

@@ -0,0 +1 @@
+export function createFailError(msg: string, exitCode: number): Error;

src/dev/run_precommit_hook.js

@@ -1,10 +1,17 @@
 import { run } from './run';
 
-import { lintFiles, pickFilesToLint } from './eslint';
+import * as Eslint from './eslint';
+import * as Tslint from './tslint';
 import { getFilesForCommit, checkFileCasing } from './precommit_hook';
 
 run(async ({ log }) => {
   const files = await getFilesForCommit();
   await checkFileCasing(log, files);
-  await lintFiles(log, pickFilesToLint(log, files));
+
+  for (const Linter of [Eslint, Tslint]) {
+    const filesToLint = Linter.pickFilesToLint(log, files);
+    if (filesToLint.length > 0) {
+      await Linter.lintFiles(log, filesToLint);
+    }
+  }
 });

src/dev/tslint/index.ts

@@ -0,0 +1,3 @@
+export { runTslintCli } from './run_tslint_cli';
+export { lintFiles } from './lint_files';
+export { pickFilesToLint } from './pick_files_to_lint';

src/dev/tslint/lint_files.ts

@@ -0,0 +1,63 @@
+import { run } from 'tslint/lib/runner';
+
+import { ToolingLog } from '@kbn/dev-utils';
+import { File } from '../file';
+import { createFailError } from '../run';
+import { getTsProjectForAbsolutePath, Project } from '../typescript';
+
+function groupFilesByProject(files: File[]) {
+  const filesByProject: Map<Project, File[]> = new Map();
+
+  files.forEach(file => {
+    const project = getTsProjectForAbsolutePath(file.getAbsolutePath());
+    const filesForProject = filesByProject.get(project);
+
+    if (!filesForProject) {
+      filesByProject.set(project, [file]);
+    } else {
+      filesForProject.push(file);
+    }
+  });
+
+  return filesByProject;
+}
+
+/**
+ * Lints a list of files with eslint. eslint reports are written to the log
+ * and a FailError is thrown when linting errors occur.
+ *
+ * @param  {ToolingLog} log
+ * @param  {Array<File>} files
+ * @return {undefined}
+ */
+export async function lintFiles(log: ToolingLog, files: File[]) {
+  for (const [project, filesInProject] of groupFilesByProject(files)) {
+    const exitCode = await run(
+      {
+        exclude: [],
+        files: filesInProject.map(f => f.getAbsolutePath()),
+        fix: false,
+        format: 'stylish',
+        project: project.tsConfigPath,
+      },
+      {
+        log(m: string) {
+          log.write(m);
+        },
+        error(m: string) {
+          log.error(m);
+        },
+      }
+    );
+
+    if (exitCode > 0) {
+      throw createFailError(`[tslint] failure`, 1);
+    } else {
+      log.success(
+        '[tslint/%s] %d files linted successfully',
+        project.name,
+        files.length
+      );
+    }
+  }
+}

src/dev/tslint/pick_files_to_lint.ts

@@ -0,0 +1,7 @@
+import { ToolingLog } from '@kbn/dev-utils';
+
+import { File } from '../file';
+
+export function pickFilesToLint(log: ToolingLog, files: File[]) {
+  return files.filter(file => file.isTypescript());
+}

src/dev/tslint/rules/requireLicenseHeaderRule.js

@@ -0,0 +1,29 @@
+const Lint = require('tslint');
+
+const FAILURE_STRING = 'File must start with a license header';
+const RULE_NAME = 'require-license-header';
+
+exports.Rule = class extends Lint.Rules.AbstractRule {
+  apply(sourceFile) {
+    const [headerText] = this.getOptions().ruleArguments;
+
+    if (!headerText) {
+      throw new Error(`${RULE_NAME} requires a single argument containing the header text`);
+    }
+
+    if (sourceFile.text.startsWith(headerText)) {
+      return [];
+    }
+
+    return [
+      new Lint.RuleFailure(
+        sourceFile,
+        0,
+        0,
+        FAILURE_STRING,
+        RULE_NAME,
+        new Lint.Replacement(0, 0, `${headerText}\n\n`)
+      )
+    ];
+  }
+};

src/dev/tslint/run_tslint_cli.ts

@@ -0,0 +1,69 @@
+import { resolve } from 'path';
+
+import { createToolingLog } from '@kbn/dev-utils';
+import chalk from 'chalk';
+import execa from 'execa';
+import getopts from 'getopts';
+import Listr from 'listr';
+
+import { Project, PROJECTS } from '../typescript';
+
+class LintFailure {
+  constructor(public project: Project, public error: execa.ExecaError) {}
+}
+
+export function runTslintCli() {
+  const log = createToolingLog('info');
+  log.pipe(process.stdout);
+
+  const opts = getopts(process.argv.slice(2));
+
+  if (!opts.format) {
+    process.argv.push('--format', 'stylish');
+  }
+
+  const list = new Listr(
+    PROJECTS.filter(project => {
+      if (!opts.project) {
+        return true;
+      }
+
+      return resolve(opts.project) === project.tsConfigPath;
+    }).map(project => ({
+      task: () =>
+        execa(
+          'tslint',
+          [...process.argv.slice(2), '--project', project.tsConfigPath],
+          {
+            cwd: project.directory,
+            env: chalk.enabled ? { FORCE_COLOR: 'true' } : {},
+            stdio: ['ignore', 'pipe', 'pipe'],
+          }
+        ).catch(error => {
+          throw new LintFailure(project, error);
+        }),
+      title: project.name,
+    })),
+    {
+      concurrent: true,
+      exitOnError: false,
+    }
+  );
+
+  list.run().catch((error: any) => {
+    if (!error.errors) {
+      log.error('Unhandled execption!');
+      log.error(error);
+      process.exit(1);
+    }
+
+    for (const e of error.errors) {
+      if (e instanceof LintFailure) {
+        log.write('');
+        log.error(`${e.project.name} failed\n${e.error.stdout}`);
+      } else {
+        log.error(e);
+      }
+    }
+  });
+}

src/dev/typescript/get_ts_project_for_absolute_path.ts

@@ -0,0 +1,40 @@
+import { relative } from 'path';
+
+import { REPO_ROOT } from '../constants';
+import { PROJECTS } from './projects';
+
+/**
+ * Finds the `tsconfig.json` Project object for a specific path by looking through
+ * Project instances defined in `src/dev/typescript/projects.ts`. If there isn't exactly one project
+ * that includes the path an error is thrown with, hopefully, a helpful error
+ * message that aims to help developers know how to fix the situation and ensure
+ * that each TypeScript file maps to only a single `tsconfig.json` file.
+ *
+ * @param path Absolute path to a .ts file
+ */
+export function getTsProjectForAbsolutePath(path: string) {
+  const relPath = relative(REPO_ROOT, path);
+  const projects = PROJECTS.filter(p => p.isAbsolutePathSelected(path));
+
+  if (!projects.length) {
+    throw new Error(
+      `Unable to find tsconfig.json file selecting "${relPath}". Ensure one exists and it is listed in "src/dev/typescript/projects.ts"`
+    );
+  }
+
+  if (projects.length !== 1) {
+    const configPaths = projects.map(
+      p => `"${relative(REPO_ROOT, p.tsConfigPath)}"`
+    );
+
+    const pathsMsg = `${configPaths.slice(0, -1).join(', ')} or ${
+      configPaths[configPaths.length - 1]
+    }`;
+
+    throw new Error(
+      `"${relPath}" is selected by multiple tsconfig.json files. This probably means the includes/excludes in ${pathsMsg} are too broad and include the code from multiple projects.`
+    );
+  }
+
+  return projects[0];
+}

src/dev/typescript/index.ts

@@ -1 +1,5 @@
-export { findProjectForAbsolutePath } from './project';
+export { Project } from './project';
+export { PROJECTS } from './projects';
+export {
+  getTsProjectForAbsolutePath,
+} from './get_ts_project_for_absolute_path';

src/dev/typescript/project.ts

@@ -1,73 +1,64 @@
 import { readFileSync } from 'fs';
 import { basename, dirname, relative, resolve } from 'path';
-import globby from 'globby';
 
 import { IMinimatch, Minimatch } from 'minimatch';
 import { parseConfigFileTextToJson } from 'typescript';
 
-import { File } from '../file';
-
-const ROOT_DIR = resolve(__dirname, '../../../');
+import { REPO_ROOT } from '../constants';
 
 function makeMatchers(directory: string, patterns: string[]) {
-  return patterns.map(pattern => new Minimatch(resolve(directory, pattern), {
-    dot: true,
-  }));
+  return patterns.map(
+    pattern =>
+      new Minimatch(resolve(directory, pattern), {
+        dot: true,
+      })
+  );
+}
+
+function parseTsConfig(path: string) {
+  const { error, config } = parseConfigFileTextToJson(
+    path,
+    readFileSync(path, 'utf8')
+  );
+
+  if (error) {
+    throw error;
+  }
+
+  const files: string[] | undefined = config.files;
+  const include: string[] | undefined = config.include;
+  const exclude: string[] | undefined = config.exclude;
+  return { files, include, exclude };
+}
+
+function testMatchers(matchers: IMinimatch[], path: string) {
+  return matchers.some(matcher => matcher.match(path));
 }
 
 export class Project {
-  public static fromConfig(path: string) {
-    const { error, config } = parseConfigFileTextToJson(path, readFileSync(path, 'utf8'));
-
-    if (error) {
-      throw error;
-    }
-
-    return new Project(path, config.files, config.include, config.exclude);
-  }
-
+  public directory: string;
+  public name: string;
   private include: IMinimatch[];
   private exclude: IMinimatch[];
 
-  constructor(private tsConfigPath: string, files?: string[], include?: string[], exclude: string[] = []) {
+  constructor(public tsConfigPath: string) {
+    const { files, include, exclude = [] } = parseTsConfig(tsConfigPath);
+
     if (files || !include) {
       throw new Error(
         'tsconfig.json files in the Kibana repo must use "include" keys and not "files"'
       );
     }
 
-    this.include = makeMatchers(dirname(tsConfigPath), include);
-    this.exclude = makeMatchers(dirname(tsConfigPath), exclude);
-  }
-
-  public getTsConfigPath() {
-    return this.tsConfigPath;
+    this.directory = dirname(this.tsConfigPath);
+    this.name = relative(REPO_ROOT, this.directory) || basename(this.directory);
+    this.include = makeMatchers(this.directory, include);
+    this.exclude = makeMatchers(this.directory, exclude);
   }
 
   public isAbsolutePathSelected(path: string) {
-    return this.exclude.some(exc => exc.match(path))
+    return testMatchers(this.exclude, path)
       ? false
-      : this.include.some(inc => inc.match(path));
+      : testMatchers(this.include, path);
   }
 }
-
-export const TS_PROJECTS = globby.sync([
-  'packages/*/tsconfig.json',
-  'tsconfig.json',
-  'x-pack/tsconfig.json'
-], {
-  cwd: ROOT_DIR,
-  absolute: true,
-}).map(path => Project.fromConfig(path))
-
-export function findProjectForAbsolutePath(path: string) {
-  const project = TS_PROJECTS.find(p => p.isAbsolutePathSelected(path));
-
-  if (!project) {
-    throw new Error(
-      `Unable to find tsconfig.json file selecting file "${path}". Ensure one exists and it is listed in "src/dev/typescript/projects.ts"`
-    );
-  }
-
-  return project
-}

src/dev/typescript/projects.ts

@@ -0,0 +1,14 @@
+import glob from 'glob';
+import { resolve } from 'path';
+
+import { REPO_ROOT } from '../constants';
+import { Project } from './project';
+
+export const PROJECTS = [
+  'tsconfig.json',
+  'x-pack/tsconfig.json',
+  // NOTE: using glob.sync rather than glob-all or globby
+  // because it takes less than 10 ms, while the other modules
+  // both took closer to 1000ms.
+  ...glob.sync('packages/*/tsconfig.json', { cwd: REPO_ROOT }),
+].map(path => new Project(resolve(REPO_ROOT, path)));

tasks/config/run.js

@@ -70,6 +70,15 @@ module.exports = function (grunt) {
       ]
     },
 
+    // used by the test and jenkins:unit tasks
+    //    runs the tslint script to check for Typescript linting errors
+    tslint: {
+      cmd: process.execPath,
+      args: [
+        require.resolve('../../scripts/tslint')
+      ]
+    },
+
     // used by the test:server task
     //    runs all node.js/server mocha tests
     mocha: {

tasks/jenkins.js

@@ -5,6 +5,7 @@ module.exports = function (grunt) {
 
   grunt.registerTask('jenkins:unit', [
     'run:eslint',
+    'run:tslint',
     'licenses',
     'verifyDependencyVersions',
     'run:verifyNotice',

tasks/test.js

@@ -100,6 +100,7 @@ module.exports = function (grunt) {
 
     grunt.task.run(_.compact([
       !grunt.option('quick') && 'run:eslint',
+      !grunt.option('quick') && 'run:tslint',
       'licenses',
       'test:quick',
       'verifyTranslations',

tslint.yaml

@@ -0,0 +1,10 @@
+extends:
+  - tslint:recommended
+  - tslint-config-prettier
+
+rulesDirectory:
+  - tslint-plugin-prettier
+
+rules:
+  prettier: true
+  no-unused-variable: true

x-pack/tslint.yaml

@@ -0,0 +1,14 @@
+extends: ../tslint.yaml
+
+rulesDirectory:
+  - ../src/dev/tslint/rules
+
+rules:
+  require-license-header:
+    - true
+    - |-
+      /*
+       * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+       * or more contributor license agreements. Licensed under the Elastic License;
+       * you may not use this file except in compliance with the Elastic License.
+       */

yarn.lock

@@ -172,17 +172,44 @@
     call-me-maybe "^1.0.1"
     glob-to-regexp "^0.3.0"
 
+"@samverschueren/stream-to-observable@^0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@samverschueren/stream-to-observable/-/stream-to-observable-0.3.0.tgz#ecdf48d532c58ea477acfcab80348424f8d0662f"
+  dependencies:
+    any-observable "^0.3.0"
+
 "@sinonjs/formatio@^2.0.0":
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/@sinonjs/formatio/-/formatio-2.0.0.tgz#84db7e9eb5531df18a8c5e0bfb6e449e55e654b2"
   dependencies:
     samsam "1.3.0"
 
+"@types/eslint@^4.16.2":
+  version "4.16.2"
+  resolved "https://registry.yarnpkg.com/@types/eslint/-/eslint-4.16.2.tgz#30f4f026019eb78a6ef12f276b75cd16ea2afb27"
+  dependencies:
+    "@types/estree" "*"
+    "@types/json-schema" "*"
+
+"@types/estree@*":
+  version "0.0.39"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
+
 "@types/events@*":
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/@types/events/-/events-1.2.0.tgz#81a6731ce4df43619e5c8c945383b3e62a89ea86"
 
-"@types/glob@*":
+"@types/execa@^0.9.0":
+  version "0.9.0"
+  resolved "https://registry.yarnpkg.com/@types/execa/-/execa-0.9.0.tgz#9b025d2755f17e80beaf9368c3f4f319d8b0fb93"
+  dependencies:
+    "@types/node" "*"
+
+"@types/getopts@^2.0.0":
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/@types/getopts/-/getopts-2.0.0.tgz#8a603370cb367d3192bd8012ad39ab2320b5b476"
+
+"@types/glob@^5.0.35":
   version "5.0.35"
   resolved "https://registry.yarnpkg.com/@types/glob/-/glob-5.0.35.tgz#1ae151c802cece940443b5ac246925c85189f32a"
   dependencies:
@@ -190,16 +217,20 @@
     "@types/minimatch" "*"
     "@types/node" "*"
 
-"@types/globby@^6.1.0":
-  version "6.1.0"
-  resolved "https://registry.yarnpkg.com/@types/globby/-/globby-6.1.0.tgz#7c25b975512a89effea2a656ca8cf6db7fb29d11"
-  dependencies:
-    "@types/glob" "*"
+"@types/json-schema@*":
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-6.0.1.tgz#a761975746f1c1b2579c62e3a4b5e88f986f7e2e"
 
 "@types/json-stable-stringify@^1.0.32":
   version "1.0.32"
   resolved "https://registry.yarnpkg.com/@types/json-stable-stringify/-/json-stable-stringify-1.0.32.tgz#121f6917c4389db3923640b2e68de5fa64dda88e"
 
+"@types/listr@^0.13.0":
+  version "0.13.0"
+  resolved "https://registry.yarnpkg.com/@types/listr/-/listr-0.13.0.tgz#6250bc4a04123cafa24fc73d1b880653a6ae6721"
+  dependencies:
+    "@types/node" "*"
+
 "@types/minimatch@*":
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.3.tgz#3dca0e3f33b200fc7d1139c0cd96c1268cadfd9d"
@@ -446,7 +477,7 @@ ansi-colors@^1.0.1:
   dependencies:
     ansi-wrap "^0.1.0"
 
-ansi-escapes@^1.1.0:
+ansi-escapes@^1.0.0, ansi-escapes@^1.1.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/ansi-escapes/-/ansi-escapes-1.4.0.tgz#d3a8a83b319aa67793662b13e761c7911422306e"
 
@@ -488,6 +519,10 @@ any-observable@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/any-observable/-/any-observable-0.2.0.tgz#c67870058003579009083f54ac0abafb5c33d242"
 
+any-observable@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/any-observable/-/any-observable-0.3.0.tgz#af933475e5806a67d0d7df090dd5e8bef65d119b"
+
 anymatch@^1.3.0:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-1.3.2.tgz#553dcb8f91e3c889845dfdba34c77721b90b9d7a"
@@ -2380,7 +2415,7 @@ cli-boxes@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/cli-boxes/-/cli-boxes-1.0.0.tgz#4fa917c3e59c94a004cd61f8ee509da651687143"
 
-cli-cursor@^1.0.1:
+cli-cursor@^1.0.1, cli-cursor@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-1.0.2.tgz#64da3f7d56a54412e59794bd62dc35295e8f2987"
   dependencies:
@@ -2392,10 +2427,21 @@ cli-cursor@^2.1.0:
   dependencies:
     restore-cursor "^2.0.0"
 
+cli-spinners@^0.1.2:
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/cli-spinners/-/cli-spinners-0.1.2.tgz#bb764d88e185fb9e1e6a2a1f19772318f605e31c"
+
 cli-spinners@^1.0.1:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/cli-spinners/-/cli-spinners-1.1.0.tgz#f1847b168844d917a671eb9d147e3df497c90d06"
 
+cli-truncate@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/cli-truncate/-/cli-truncate-0.2.1.tgz#9f15cfbb0705005369216c626ac7d05ab90dd574"
+  dependencies:
+    slice-ansi "0.0.4"
+    string-width "^1.0.1"
+
 cli-width@^1.0.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-1.1.1.tgz#a4d293ef67ebb7b88d4a4d42c0ccf00c4d1e366d"
@@ -2571,7 +2617,7 @@ combined-stream@1.0.6, combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2:
+commander@2, commander@^2.12.1:
   version "2.15.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.15.1.tgz#df46e867d0fc2aec66a34662b406a9ccafff5b0f"
 
@@ -3301,6 +3347,10 @@ dashdash@^1.12.0:
   dependencies:
     assert-plus "^1.0.0"
 
+date-fns@^1.27.2:
+  version "1.29.0"
+  resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-1.29.0.tgz#12e609cdcb935127311d04d33334e2960a2a54e6"
+
 date-now@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/date-now/-/date-now-0.1.4.tgz#eaf439fd4d4848ad74e5cc7dbef200672b9e345b"
@@ -3798,6 +3848,10 @@ electron-to-chromium@^1.2.7:
   version "1.3.39"
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.39.tgz#d7a4696409ca0995e2750156da612c221afad84d"
 
+elegant-spinner@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/elegant-spinner/-/elegant-spinner-1.0.1.tgz#db043521c95d7e303fd8f345bedc3349cfb0729e"
+
 element-resize-detector@^1.1.12:
   version "1.1.14"
   resolved "https://registry.yarnpkg.com/element-resize-detector/-/element-resize-detector-1.1.14.tgz#af064a0a618a820ad570a95c5eec5b77be0128c1"
@@ -4175,7 +4229,7 @@ eslint-plugin-prefer-object-spread@1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/eslint-plugin-prefer-object-spread/-/eslint-plugin-prefer-object-spread-1.2.1.tgz#27fb91853690cceb3ae6101d9c8aecc6a67a402c"
 
-eslint-plugin-prettier@^2.6.0:
+eslint-plugin-prettier@^2.2.0, eslint-plugin-prettier@^2.6.0:
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-2.6.0.tgz#33e4e228bdb06142d03c560ce04ec23f6c767dd7"
   dependencies:
@@ -4671,7 +4725,7 @@ fetch-mock@^5.13.1:
     node-fetch "^1.3.3"
     path-to-regexp "^1.7.0"
 
-figures@^1.3.5:
+figures@^1.3.5, figures@^1.7.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/figures/-/figures-1.7.0.tgz#cbe1e3affcf1cd44b80cadfed28dc793a9701d2e"
   dependencies:
@@ -6450,6 +6504,12 @@ is-object@^1.0.1, is-object@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-object/-/is-object-1.0.1.tgz#8952688c5ec2ffd6b03ecc85e769e02903083470"
 
+is-observable@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/is-observable/-/is-observable-1.1.0.tgz#b3e986c8f44de950867cab5403f5a3465005975e"
+  dependencies:
+    symbol-observable "^1.1.0"
+
 is-odd@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/is-odd/-/is-odd-2.0.0.tgz#7646624671fd7ea558ccd9a2795182f2958f1b24"
@@ -7629,6 +7689,53 @@ linkify-it@^2.0.0:
   dependencies:
     uc.micro "^1.0.1"
 
+listr-silent-renderer@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/listr-silent-renderer/-/listr-silent-renderer-1.1.1.tgz#924b5a3757153770bf1a8e3fbf74b8bbf3f9242e"
+
+listr-update-renderer@^0.4.0:
+  version "0.4.0"
+  resolved "https://registry.yarnpkg.com/listr-update-renderer/-/listr-update-renderer-0.4.0.tgz#344d980da2ca2e8b145ba305908f32ae3f4cc8a7"
+  dependencies:
+    chalk "^1.1.3"
+    cli-truncate "^0.2.1"
+    elegant-spinner "^1.0.1"
+    figures "^1.7.0"
+    indent-string "^3.0.0"
+    log-symbols "^1.0.2"
+    log-update "^1.0.2"
+    strip-ansi "^3.0.1"
+
+listr-verbose-renderer@^0.4.0:
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/listr-verbose-renderer/-/listr-verbose-renderer-0.4.1.tgz#8206f4cf6d52ddc5827e5fd14989e0e965933a35"
+  dependencies:
+    chalk "^1.1.3"
+    cli-cursor "^1.0.2"
+    date-fns "^1.27.2"
+    figures "^1.7.0"
+
+listr@^0.14.1:
+  version "0.14.1"
+  resolved "https://registry.yarnpkg.com/listr/-/listr-0.14.1.tgz#8a7afa4a7135cee4c921d128e0b7dfc6e522d43d"
+  dependencies:
+    "@samverschueren/stream-to-observable" "^0.3.0"
+    cli-truncate "^0.2.1"
+    figures "^1.7.0"
+    indent-string "^2.1.0"
+    is-observable "^1.1.0"
+    is-promise "^2.1.0"
+    is-stream "^1.1.0"
+    listr-silent-renderer "^1.1.1"
+    listr-update-renderer "^0.4.0"
+    listr-verbose-renderer "^0.4.0"
+    log-symbols "^1.0.2"
+    log-update "^1.0.2"
+    ora "^0.2.3"
+    p-map "^1.1.1"
+    rxjs "^6.1.0"
+    strip-ansi "^3.0.1"
+
 livereload-js@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/livereload-js/-/livereload-js-2.3.0.tgz#c3ab22e8aaf5bf3505d80d098cbad67726548c9a"
@@ -7998,12 +8105,25 @@ lodash@~4.3.0:
   version "4.3.0"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.3.0.tgz#efd9c4a6ec53f3b05412429915c3e4824e4d25a4"
 
+log-symbols@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-1.0.2.tgz#376ff7b58ea3086a0f09facc74617eca501e1a18"
+  dependencies:
+    chalk "^1.0.0"
+
 log-symbols@^2.1.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/log-symbols/-/log-symbols-2.2.0.tgz#5740e1c5d6f0dfda4ad9323b5332107ef6b4c40a"
   dependencies:
     chalk "^2.0.1"
 
+log-update@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/log-update/-/log-update-1.0.2.tgz#19929f64c4093d2d2e7075a1dad8af59c296b8d1"
+  dependencies:
+    ansi-escapes "^1.0.0"
+    cli-cursor "^1.0.2"
+
 log4js@^0.6.31:
   version "0.6.38"
   resolved "https://registry.yarnpkg.com/log4js/-/log4js-0.6.38.tgz#2c494116695d6fb25480943d3fc872e662a522fd"
@@ -8932,6 +9052,15 @@ options@>=0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/options/-/options-0.0.6.tgz#ec22d312806bb53e731773e7cdaefcf1c643128f"
 
+ora@^0.2.3:
+  version "0.2.3"
+  resolved "https://registry.yarnpkg.com/ora/-/ora-0.2.3.tgz#37527d220adcd53c39b73571d754156d5db657a4"
+  dependencies:
+    chalk "^1.1.1"
+    cli-cursor "^1.0.2"
+    cli-spinners "^0.1.2"
+    object-assign "^4.0.1"
+
 ora@^1.3.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/ora/-/ora-1.4.0.tgz#884458215b3a5d4097592285f93321bb7a79e2e5"
@@ -10754,7 +10883,7 @@ resolve@^1.1.5, resolve@^1.1.6, resolve@^1.1.7, resolve@^1.2.0, resolve@^1.5.0:
   dependencies:
     path-parse "^1.0.5"
 
-resolve@^1.7.1:
+resolve@^1.3.2, resolve@^1.7.1:
   version "1.7.1"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.7.1.tgz#aadd656374fd298aee895bc026b8297418677fd3"
   dependencies:
@@ -10886,6 +11015,12 @@ rxjs@^5.4.3:
   dependencies:
     symbol-observable "1.0.1"
 
+rxjs@^6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.1.0.tgz#833447de4e4f6427b9cec3e5eb9f56415cd28315"
+  dependencies:
+    tslib "^1.9.0"
+
 safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
@@ -11775,7 +11910,7 @@ symbol-observable@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.0.1.tgz#8340fc4702c3122df5d22288f88283f513d3fdd4"
 
-symbol-observable@^1.0.1, symbol-observable@^1.0.3:
+symbol-observable@^1.0.1, symbol-observable@^1.0.3, symbol-observable@^1.1.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.2.0.tgz#c22688aed4eab3cdc2dfeacbb561660560a00804"
 
@@ -12224,10 +12359,48 @@ ts-node@^6.0.3:
     source-map-support "^0.5.3"
     yn "^2.0.0"
 
+tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.1.tgz#a5d1f0532a49221c87755cfcc89ca37197242ba7"
+
 tslib@^1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
 
+tslint-config-prettier@^1.12.0:
+  version "1.12.0"
+  resolved "https://registry.yarnpkg.com/tslint-config-prettier/-/tslint-config-prettier-1.12.0.tgz#bc8504f286ecf42b906f3d1126a093114f5729cc"
+
+tslint-plugin-prettier@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/tslint-plugin-prettier/-/tslint-plugin-prettier-1.3.0.tgz#7eb65d19ea786a859501a42491b78c5de2031a3f"
+  dependencies:
+    eslint-plugin-prettier "^2.2.0"
+    tslib "^1.7.1"
+
+tslint@^5.10.0:
+  version "5.10.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.10.0.tgz#11e26bccb88afa02dd0d9956cae3d4540b5f54c3"
+  dependencies:
+    babel-code-frame "^6.22.0"
+    builtin-modules "^1.1.1"
+    chalk "^2.3.0"
+    commander "^2.12.1"
+    diff "^3.2.0"
+    glob "^7.1.1"
+    js-yaml "^3.7.0"
+    minimatch "^3.0.4"
+    resolve "^1.3.2"
+    semver "^5.3.0"
+    tslib "^1.8.0"
+    tsutils "^2.12.1"
+
+tsutils@^2.12.1:
+  version "2.27.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.27.0.tgz#9efb252b188eaa0ca3ade41dc410d6ce7eaab816"
+  dependencies:
+    tslib "^1.8.1"
+
 tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"