Chore: adds danger to circle-ci

.circleci/config.yml

@@ -6,7 +6,15 @@ cache-defaults: &cache-defaults
   keys:
     - -{{ checksum "package-lock.json" }}
 
+parameters:
+  env-tests:
+    type: boolean
+    default: false
+
 aliases:
+  - &danger-pr
+    name: Upload to coveralls
+    command: npx danger ci -d .dangerfile.js
   - &coveralls
     name: Upload to coveralls
     command: npm run coveralls
@@ -38,6 +46,15 @@ aliases:
 version: 2
 debug: true
 jobs:
+  analyze-pr:
+    <<: *defaults
+    environment:
+      DANGER_GITHUB_API_TOKEN: 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
+    steps:
+      - checkout
+      - run: *install
+      - run: *analyze
+
   install:
     <<: *defaults
     steps:
@@ -97,4 +114,12 @@ workflows:
             - test-package
           filters:
             branches:
-                only: master
+                only: master
+  pr:
+    when: << pipeline.git.branch >>
+    jobs:
+      - danger-pr
+  env-tests:
+    when: << pipeline.parameters.env-tests >>
+    jobs:
+      - install

.dangerfile.js

@@ -17,7 +17,7 @@ export default async function () {
         fail(`Only owner can change system files [${files.join(', ')}], please provide issue instead`, files[0]);
     }
 
-    if (!src.modified && !tests.modified) {
+    if (src.modified && !tests.modified) {
         warn('Source files were changed without tests');
     }