[NO JIRA]: Upgrade eslint-config-skyscanner to latest to support incomming TS support

.eslintrc

@@ -1,7 +1,7 @@
 {
   "parser": "babel-eslint",
   "extends": [
-    "skyscanner",
+    "@skyscanner/eslint-config-skyscanner",
     "plugin:flowtype/recommended"
   ],
   "plugins": [
@@ -28,6 +28,21 @@
     "prettier/prettier": "error",
     "react/jsx-filename-extension": "off",
     "import/no-extraneous-dependencies": "off",
+    // We override the eslint-config-skyscanner rule here as within Backpack
+    // we need certain order imports otherwise it will break components like the calendar.
+    "import/order": [
+      "error",
+      {
+      "groups": [
+        "builtin", 
+        "external", 
+        "parent", 
+        "sibling", 
+        "index"
+      ],
+      "newlines-between": "always"
+      }
+    ],
     // This is superceded by jsx-a11y/label-has-associated-control
     "jsx-a11y/label-has-for": "off",
     // We want to keep prop-types alongside flow types so we relax this rule to allow us to specify defaults for

.flowconfig

@@ -2,6 +2,9 @@
 .*/node_modules/jsonlint/.*
 .*/node_modules/config-chain/test/broken.json
 
+# This is expected as this malformed file is for a test in the library.
+.*/node_modules/resolve/test/resolver/malformed_package_json/package.json
+
 # These libraries show 'malformed' errors in the logs when starting
 # the Flow server, so we ignore them.
 .*/node_modules/map-or-similar/.*

.storybook/config.js

@@ -37,7 +37,7 @@ const EnhancedThemeProvider = updateOnThemeChange(BpkThemeProvider);
 
 addDecorator(withA11y);
 addDecorator(withKnobs);
-addDecorator(story => (
+addDecorator((story) => (
   <div style={{ padding: TOKENS.spacingBase }}>
     <EnhancedThemeProvider themeAttributes={themeableAttributes}>
       {story()}

.storybook/storyshots-test.js

@@ -27,7 +27,7 @@ import { imageSnapshot } from '@storybook/addon-storyshots-puppeteer';
 // See: https://www.npmjs.com/package/@storybook/addon-storyshots-puppeteer#specifying-options-to-jest-image-snapshots
 // Its primary function is to delay the screenshot being taken to prevent regressions due to mounting animations & images loading.
 const beforeScreenshot = () =>
-  new Promise(resolve =>
+  new Promise((resolve) =>
     setTimeout(() => {
       resolve();
     }, 800),

.stylelintrc.json

@@ -7,7 +7,7 @@
         "resolveNestedSelectors": true
       }
     ],
-    "unit-blacklist": [["px"], {
+    "unit-disallowed-list": [["px"], {
       "ignoreProperties": {
         "px": ["box-shadow"]
       }

dangerfile.js

@@ -28,7 +28,7 @@ import { includes } from 'lodash';
 import { danger, fail, warn, markdown } from 'danger';
 
 // Applies to js, css, scss and sh files that are not located in dist or flow-typed folders.
-const shouldContainLicensingInformation = filePath =>
+const shouldContainLicensingInformation = (filePath) =>
   filePath.match(/\.(js|css|scss|sh)$/) &&
   !filePath.includes('dist/') &&
   !filePath.includes('flow-typed/');
@@ -40,9 +40,9 @@ const AVOID_EXACT_WORDS = [
 const createdFiles = danger.git.created_files;
 const modifiedFiles = danger.git.modified_files;
 const fileChanges = [...modifiedFiles, ...createdFiles];
-const markdownChanges = fileChanges.filter(path => path.endsWith('md'));
+const markdownChanges = fileChanges.filter((path) => path.endsWith('md'));
 
-const svgsChangedOrCreated = fileChanges.some(filePath =>
+const svgsChangedOrCreated = fileChanges.some((filePath) =>
   filePath.endsWith('svg'),
 );
 
@@ -54,7 +54,7 @@ if (svgsChangedOrCreated) {
     `);
 }
 
-const componentChangedOrCreated = fileChanges.some(filePath =>
+const componentChangedOrCreated = fileChanges.some((filePath) =>
   filePath.match(/packages\/bpk-component.+\/src\/.+\.js/),
 );
 
@@ -70,7 +70,7 @@ if (componentChangedOrCreated) {
 // If any of the packages have changed, the UNRELEASED log should have been updated.
 const unreleasedModified = includes(modifiedFiles, 'UNRELEASED.md');
 const packagesModified = fileChanges.some(
-  filePath => filePath.startsWith('packages/') && !filePath.endsWith('.md'),
+  (filePath) => filePath.startsWith('packages/') && !filePath.endsWith('.md'),
 );
 if (packagesModified && !unreleasedModified) {
   warn(
@@ -80,13 +80,13 @@ if (packagesModified && !unreleasedModified) {
 
 // If source files have changed, the snapshots should have been updated.
 const componentSourceFilesModified = fileChanges.some(
-  filePath =>
+  (filePath) =>
     // packages/(one or more chars)/src/(one or more chars).js
     filePath.match(/packages\/.*bpk-component.+\/src\/.+\.js/) &&
     !filePath.includes('-test.'),
 );
 
-const snapshotsModified = fileChanges.some(filePath =>
+const snapshotsModified = fileChanges.some((filePath) =>
   filePath.endsWith('.js.snap'),
 );
 
@@ -97,7 +97,7 @@ if (componentSourceFilesModified && !snapshotsModified) {
 }
 
 // New files should include the Backpack license heading.
-const unlicensedFiles = createdFiles.filter(filePath => {
+const unlicensedFiles = createdFiles.filter((filePath) => {
   if (shouldContainLicensingInformation(filePath)) {
     const fileContent = fs.readFileSync(filePath);
     return !fileContent.includes(
@@ -115,7 +115,7 @@ if (unlicensedFiles.length > 0) {
 }
 
 const nonModuleCssFiles = fileChanges.filter(
-  filePath =>
+  (filePath) =>
     filePath.match(/bpk-component/) &&
     filePath.match(/\.s?css/) &&
     !filePath.match('_') &&
@@ -129,14 +129,14 @@ if (nonModuleCssFiles.length) {
   );
 }
 
-markdownChanges.forEach(path => {
+markdownChanges.forEach((path) => {
   const fileContent = fs.readFileSync(path);
 
   fileContent
     .toString()
     .split(/\r?\n/)
     .forEach((line, lineIndex) => {
-      AVOID_EXACT_WORDS.forEach(phrase => {
+      AVOID_EXACT_WORDS.forEach((phrase) => {
         if (line.includes(phrase.word)) {
           warn(`${phrase.reason} on line ${lineIndex + 1} in ${path}`);
         }