7 files changed, 76 insertions, 7 deletions
diff --git a/scripts/frontend/graphql_possible_types_extraction.js b/scripts/frontend/graphql_possible_types_extraction.js
new file mode 100755
index 00000000000..61f783086e7
--- /dev/null
+++ b/scripts/frontend/graphql_possible_types_extraction.js
@@ -0,0 +1,69 @@
+#!/usr/bin/env node
+
+const fs = require('fs/promises');
+const path = require('path');
+const assert = require('assert');
+
+const ROOT_DIR = path.join(__dirname, '../../');
+const GRAPHQL_SCHEMA = path.join(ROOT_DIR, 'tmp/tests/graphql/gitlab_schema.json');
+const POSSIBLE_TYPES_REL = 'app/assets/javascripts/graphql_shared/possible_types.json';
+const POSSIBLE_TYPES = path.join(ROOT_DIR, POSSIBLE_TYPES_REL);
+
+function extractTypes(schema) {
+  return Object.fromEntries(
+    // eslint-disable-next-line no-underscore-dangle
+    schema.data.__schema.types
+      .filter((type) => type.possibleTypes)
+      .map(({ name, possibleTypes }) => [name, possibleTypes.map((subtype) => subtype.name)]),
+  );
+}
+
+async function main() {
+  let schema;
+  try {
+    schema = JSON.parse(await fs.readFile(GRAPHQL_SCHEMA, 'utf-8'));
+  } catch (e) {
+    console.error(
+      'Could not read the GraphQL Schema, make sure to run: bundle exec rake gitlab:graphql:schema:dump',
+    );
+    throw e;
+  }
+
+  const possibleTypes = extractTypes(schema);
+
+  if (process.argv.includes('--check')) {
+    const previousTypes = JSON.parse(await fs.readFile(POSSIBLE_TYPES, 'utf-8'));
+
+    assert.deepStrictEqual(
+      previousTypes,
+      possibleTypes,
+      `
+${POSSIBLE_TYPES_REL} needs to be regenerated, please run:
+    node scripts/frontend/graphql_possible_types_extraction.js --write
+and commit the changes!
+    `,
+    );
+    return;
+  }
+
+  if (process.argv.includes('--write')) {
+    const stringifiedPossibleTypes = JSON.stringify(possibleTypes, null, 2);
+    await fs.writeFile(POSSIBLE_TYPES, `${stringifiedPossibleTypes}\n`);
+    console.log(`Successfully updated ${POSSIBLE_TYPES_REL}`);
+    return;
+  }
+
+  throw new Error(`
+ERROR: Please use the script correctly:
+Usage: graphql_possible_types_extraction [options]
+
+Options:
+  --check  Check whether there are new Interface or Union types
+  --write  Generate new possible types
+  `);
+}
+
+main().catch((error) => {
+  console.warn(error.message);
+  process.exitCode = 1;
+});
diff --git a/scripts/frontend/startup_css/constants.js b/scripts/frontend/startup_css/constants.js
index 83f43143e1b..10d60657e09 100644
--- a/scripts/frontend/startup_css/constants.js
+++ b/scripts/frontend/startup_css/constants.js
@@ -50,7 +50,7 @@ const createMainOutput = ({ outFile, cssKeys, type }) => ({
   htmlPaths: [
     path.join(FIXTURES_ROOT, `startup_css/project-${type}.html`),
     path.join(FIXTURES_ROOT, `startup_css/project-${type}-signed-out.html`),
-    path.join(FIXTURES_ROOT, `startup_css/project-${type}-search-ff-on.html`),
+    path.join(FIXTURES_ROOT, `startup_css/project-${type}-search-ff-off.html`),
   ],
   cssKeys,
   purgeOptions: {
diff --git a/scripts/frontend/stylelint/stylelint-duplicate-selectors.js b/scripts/frontend/stylelint/stylelint_duplicate_selectors.js
index 982ddf524a3..77c1f1292b7 100644
--- a/scripts/frontend/stylelint/stylelint-duplicate-selectors.js
+++ b/scripts/frontend/stylelint/stylelint_duplicate_selectors.js
@@ -1,5 +1,5 @@
 const stylelint = require('stylelint');
-const utils = require('./stylelint-utils');
+const utils = require('./stylelint_utils');
 
 const ruleName = 'stylelint-gitlab/duplicate-selectors';
 
diff --git a/scripts/frontend/stylelint/stylelint-utility-classes.js b/scripts/frontend/stylelint/stylelint_utility_classes.js
index 14827145b54..ad2b2ddbb20 100644
--- a/scripts/frontend/stylelint/stylelint-utility-classes.js
+++ b/scripts/frontend/stylelint/stylelint_utility_classes.js
@@ -1,6 +1,6 @@
 const stylelint = require('stylelint');
-const utils = require('./stylelint-utils');
-const utilityClasses = require('./utility-classes-map');
+const utils = require('./stylelint_utils');
+const utilityClasses = require('./utility_classes_map');
 
 const ruleName = 'stylelint-gitlab/utility-classes';
 
diff --git a/scripts/frontend/stylelint/stylelint-utility-map.js b/scripts/frontend/stylelint/stylelint_utility_map.js
index 676f83cd067..187b2065823 100644
--- a/scripts/frontend/stylelint/stylelint-utility-map.js
+++ b/scripts/frontend/stylelint/stylelint_utility_map.js
@@ -4,13 +4,13 @@ const postcss = require('postcss');
 const prettier = require('prettier');
 const sass = require('sass');
 
-const utils = require('./stylelint-utils');
+const utils = require('./stylelint_utils');
 
 const ROOT_PATH = path.resolve(__dirname, '../../..');
-const hashMapPath = path.resolve(__dirname, './utility-classes-map.js');
+const hashMapPath = path.resolve(__dirname, './utility_classes_map.js');
 
 //
-// This creates a JS based hash map (saved in utility-classes-map.js) of the different values in the utility classes
+// This creates a JS based hash map (saved in utility_classes_map.js) of the different values in the utility classes
 //
 sass.render(
   {
diff --git a/scripts/frontend/stylelint/stylelint-utils.js b/scripts/frontend/stylelint/stylelint_utils.js
index c9d9c7d9aad..c9d9c7d9aad 100644
--- a/scripts/frontend/stylelint/stylelint-utils.js
+++ b/scripts/frontend/stylelint/stylelint_utils.js
diff --git a/scripts/frontend/stylelint/utility-classes-map.js b/scripts/frontend/stylelint/utility_classes_map.js
index a174812ff93..a174812ff93 100644
--- a/scripts/frontend/stylelint/utility-classes-map.js
+++ b/scripts/frontend/stylelint/utility_classes_map.js