Merge branch 'danger-maybe' into 'develop'

Danger: try branch pipeline hack

See merge request soapbox-pub/soapbox-fe!1544

.gitlab-ci.yml

@@ -3,12 +3,13 @@ image: node:18
 variables:
   NODE_ENV: test
 
-cache:
+cache: &cache
   key:
     files:
       - yarn.lock
   paths:
     - node_modules/
+  policy: pull
 
 stages:
   - deps
@@ -21,6 +22,16 @@ deps:
   only:
     changes:
       - yarn.lock
+  cache:
+    <<: *cache
+    policy: push
+
+danger:
+  stage: test
+  script:
+    # https://github.com/danger/danger-js/issues/1029#issuecomment-998915436
+    - export CI_MERGE_REQUEST_IID=${CI_OPEN_MERGE_REQUESTS#*!}
+    - npx danger ci
 
 lint-js:
   stage: test

dangerfile.ts

@@ -0,0 +1,13 @@
+import { danger, warn, message } from 'danger';
+
+const docs = danger.git.fileMatch('docs/**/*.md');
+const app = danger.git.fileMatch('app/**/*.(js|ts|tsx)');
+const tests = danger.git.fileMatch('*/__tests__/*');
+
+if (docs.edited) {
+  message('Thanks - We :heart: our [documentarians](http://www.writethedocs.org/)!');
+}
+
+if (app.modified && !tests.modified) {
+  warn('You have app changes without tests.');
+}

package.json

@@ -209,6 +209,7 @@
     "babel-eslint": "^10.1.0",
     "babel-jest": "^28.1.0",
     "cross-env": "^7.0.3",
+    "danger": "^11.0.7",
     "eslint": "^7.0.0",
     "eslint-plugin-import": "^2.25.4",
     "eslint-plugin-jsdoc": "^39.2.9",