From a790975f9e3bb36daa4d849d3e37bdb620574bee Mon Sep 17 00:00:00 2001
From: Simon Taggart <me@simontaggart.com>
Date: Tue, 28 Feb 2023 17:37:55 -0800
Subject: [PATCH] fix: dangerJS check now correctly detects missing design
 token changes (#3057)

Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>
---
 .../missing-changesets-check.spec.ts          | 19 ++++++++--
 .danger/__tests__/utils.spec.ts               | 35 +++++++++++++++++++
 .danger/utils.ts                              |  9 ++++-
 3 files changed, 59 insertions(+), 4 deletions(-)

diff --git a/.danger/__tests__/missing-changesets-check.spec.ts b/.danger/__tests__/missing-changesets-check.spec.ts
index 1a99195cd5..b03c97bd7f 100644
--- a/.danger/__tests__/missing-changesets-check.spec.ts
+++ b/.danger/__tests__/missing-changesets-check.spec.ts
@@ -29,6 +29,12 @@ const mockPackList = [
     private: true,
     location: '/Users/simon/dev/twilio/design-systems/paste/packages/paste-core/primitives/box',
   },
+  {
+    name: '@twilio-paste/design-tokens',
+    version: '0.0.0',
+    private: false,
+    location: '/Users/simon/dev/twilio/design-systems/paste/packages/paste-design-tokens',
+  },
 ];
 
 describe('getMissingPackagesFromChangesets()', () => {
@@ -54,9 +60,15 @@ describe('getMissingPackagesFromChangesets()', () => {
           './.danger/__fixtures__/changeset/popular-cheetahs-punch.md',
           './.danger/__fixtures__/changeset/pretty-cameras-burn.md',
         ],
-        ['@twilio-paste/avatar', '@twilio-paste/box', '@twilio-paste/icons', '@twilio-paste/core']
+        [
+          '@twilio-paste/avatar',
+          '@twilio-paste/box',
+          '@twilio-paste/icons',
+          '@twilio-paste/core',
+          '@twilio-paste/design-tokens',
+        ]
       )
-    ).toEqual(['@twilio-paste/core']);
+    ).toEqual(['@twilio-paste/core', '@twilio-paste/design-tokens']);
 
     expect(
       getMissingPackagesFromChangesets(
@@ -92,6 +104,7 @@ describe('missingChangesetCheck()', () => {
           'packages/paste-icons/src/index.tsx',
           'packages/paste-core/components/avatar/src/index.tsx',
           'packages/paste-core/primitives/box/src/index.tsx',
+          'packages/paste-design-tokens/tokens/themes/evergreen/global/background-color.yml',
           'yarn.lock',
           './.danger/__fixtures__/changeset/pretty-cameras-burn.md',
         ],
@@ -99,7 +112,7 @@ describe('missingChangesetCheck()', () => {
       },
     };
     missingChangesetCheck(mockPackList);
-    expect(global.fail).toHaveBeenCalledTimes(1);
+    expect(global.fail).toHaveBeenCalledTimes(2);
   });
 
   it('should fail twice for two packages that are not in a changeset', () => {
diff --git a/.danger/__tests__/utils.spec.ts b/.danger/__tests__/utils.spec.ts
index a5ddc49f23..e95347c5d6 100644
--- a/.danger/__tests__/utils.spec.ts
+++ b/.danger/__tests__/utils.spec.ts
@@ -232,6 +232,41 @@ describe('danger utils', () => {
         )
       ).toEqual(['@twilio-paste/style-props', '@twilio-paste/alert-dialog']);
     });
+
+    it('should return the design-tokens package with even though no src files are updated', () => {
+      expect(
+        getUnpublishedPackageNames(
+          [
+            'package.json',
+            'packages/paste-style-props/src/index.ts',
+            'packages/paste-core/components/alert-dialog/stories/index.stories.tsx',
+            'packages/paste-design-tokens/tokens/themes/evergreen/global/background-color.yml',
+            'yarn.lock',
+            '.changeset/pretty-cameras-burn.md',
+          ],
+          [
+            {
+              name: '@twilio-paste/alert-dialog',
+              version: '3.1.0',
+              private: false,
+              location: '/Users/simon/dev/twilio/design-systems/paste/packages/paste-core/components/alert-dialog',
+            },
+            {
+              name: '@twilio-paste/style-props',
+              version: '3.1.0',
+              private: false,
+              location: '/Users/simon/dev/twilio/design-systems/paste/packages/paste-style-props',
+            },
+            {
+              name: '@twilio-paste/design-tokens',
+              version: '3.1.0',
+              private: false,
+              location: '/Users/simon/dev/twilio/design-systems/paste/packages/paste-design-tokens',
+            },
+          ]
+        )
+      ).toEqual(['@twilio-paste/style-props', '@twilio-paste/design-tokens']);
+    });
   });
 
   describe('getChangesetsFromFiles', () => {
diff --git a/.danger/utils.ts b/.danger/utils.ts
index c5d8400089..681de298f9 100644
--- a/.danger/utils.ts
+++ b/.danger/utils.ts
@@ -68,7 +68,14 @@ export const getUnpublishedPackageNames = (touchedFiles: string[], publicPackage
   touchedFiles.forEach((filePath) => {
     const packageName = getPackageNameFromPath(filePath, publicPackages);
 
-    if (filePath.includes('/src/')) {
+    // all packages are uniform, except for design tokens. Source files are in the src directory.
+    // any changes to tokens, formatters or types in design tokens also need to be released
+    if (
+      filePath.includes('/src/') ||
+      filePath.includes('/paste-design-tokens/tokens/') ||
+      filePath.includes('/paste-design-tokens/formatters/') ||
+      filePath.includes('/paste-design-tokens/types/')
+    ) {
       uniquePackages.add(packageName);
     }
   });