Add more debugging message when toc related script failed due to grep…

… not up-to-date See: kubernetes#2540 (comment) and https://prow.k8s.io/view/gs/kubernetes-jenkins/pr-logs/pull/enhancements/2540/pull-enhancements-verify/1364361716720209920
uber · Feb 24, 2021 · a115a58 · a115a58
1 parent 20b2158
commit a115a58
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/hack/update-toc.sh b/hack/update-toc.sh
@@ -45,4 +45,7 @@ cd "${ROOT}"
 # Update tables of contents if necessary.
 find keps -name '*.md' \
     | grep -Fxvf hack/.notableofcontents \
-    | xargs mdtoc --inplace --max-depth=5
+    | xargs mdtoc --inplace --max-depth=5  || (
+      echo "Failed generating TOC. If this failed silently and you are on mac, try 'brew install grep'"
+      exit 1
+    )
diff --git a/hack/verify-toc.sh b/hack/verify-toc.sh
@@ -46,4 +46,7 @@ echo "Checking table of contents are up to date..."
 # Verify tables of contents are up-to-date
 find keps -name '*.md' \
     | grep -Fxvf hack/.notableofcontents \
-    | xargs mdtoc --inplace --max-depth=5 --dryrun
+    | xargs mdtoc --inplace --max-depth=5 --dryrun || (
+      echo "Table of content not up to date. If this failed silently and you are on mac, try 'brew install grep'"
+      exit 1
+    )