add warn msg for fast-track Pull Requests.

Author: priyank-p

lib/pr_checker.js

@@ -152,9 +152,15 @@ class PRChecker {
     const { pr } = this;
     const { cli } = this;
     const labels = pr.labels.nodes;
-    const fast = labels.some((l) => isFast(l.name)) ||
+
+    const fast =
+      labels.some((l) => ['code-and-learn', 'fast-track'].includes(l.name)) ||
       (labels.length === 1 && labels[0].name === 'doc');
-    if (fast) { return true; }
+    if (fast) {
+      cli.info('This PR is being fast-tracked.');
+      return true;
+    }
+
     const wait = this.getWait(now);
     if (wait.timeLeft > 0) {
       const dateStr = new Date(pr.createdAt).toDateString();
@@ -164,10 +170,6 @@ class PRChecker {
       return false;
     }
 
-    function isFast(label) {
-      return (label === 'code-and-learn' || label === 'fast-track');
-    }
-
     return true;
   }
 

test/unit/pr_checker.test.js

@@ -197,7 +197,9 @@ describe('PRChecker', () => {
     it('should skip wait check for Code & Learn PR', () => {
       const cli = new TestCLI();
 
-      const expectedLogs = {};
+      const expectedLogs = {
+        info: [['This PR is being fast-tracked.']]
+      };
 
       const now = new Date();
       const youngPR = Object.assign({}, firstTimerPR, {
@@ -228,9 +230,10 @@ describe('PRChecker', () => {
     it('should skip wait check for fast-track labelled PR', () => {
       const cli = new TestCLI();
 
-      const expectedLogs = {};
+      const expectedLogs = {
+        info: [['This PR is being fast-tracked.']]
+      };
 
-      const now = new Date();
       const youngPR = Object.assign({}, firstTimerPR, {
         createdAt: '2017-10-27T14:25:41.682Z',
         labels: {
@@ -249,7 +252,7 @@ describe('PRChecker', () => {
         collaborators
       });
 
-      const status = checker.checkPRWait(now);
+      const status = checker.checkPRWait(new Date());
       assert(status);
       cli.assertCalledWith(expectedLogs);
     });