feat: add warning when fail on all platforms (#843)

lib/ci/build-types/citgm_comparison_build.js

@@ -44,6 +44,7 @@ export class CITGMComparisonBuild {
     const { failures: comparisonFailures } = comparisonBuild.results;
 
     const failures = {};
+    let allPlatformFailures;
     for (const platform in comparisonFailures) {
       // Account for no failure on this platform, or different platform.
       if (!Object.prototype.hasOwnProperty.call(baseFailures, platform)) {
@@ -66,11 +67,18 @@ export class CITGMComparisonBuild {
       if (newFailures.length !== 0) {
         result = statusType.FAILURE;
       }
-
+      if (allPlatformFailures === undefined) {
+        allPlatformFailures = newFailures;
+      } else if (allPlatformFailures.length > 0) {
+        allPlatformFailures = allPlatformFailures.filter(f => {
+          return newFailures.includes(f);
+        });
+      }
       failures[platform] = newFailures;
     }
 
     this.results.failures = failures;
+    this.results.allPlatformFailures = allPlatformFailures;
     this.result = result;
 
     return result;
@@ -124,6 +132,12 @@ export class CITGMComparisonBuild {
     const str = `${totalFailures} failures in ${cID} not present in ${bID}`;
     cli.log(`${statusType.FAILURE}: ${str}\n\n`);
     console.table(output);
+    if (
+      results.allPlatformFailures &&
+      results.allPlatformFailures.length) {
+      const failures = results.allPlatformFailures.join(', ');
+      console.warn(`These modules failed in all platforms: ${failures}`);
+    }
   }
 
   formatAsJson() {