Prevent deploying prerelease versions to prod stable

Author: jelbourn

material.angular.io/tools/deploy.sh

@@ -30,6 +30,16 @@ version=${1:-stable}
 mode=${2:-dev}
 projectId=${PROJECT_ID[$version, $mode]}
 
+# Prevent deployment if we have a pre-release version, using the cdk
+# version as a proxy for all components repo package versions.
+cdk_prerelease=$(cat package.json | grep cdk | egrep next\|rc)
+if [[ "${cdk_prerelease}" ]]; then
+  if [[ "${version}" == "stable" && "${mode}" == "prod" ]]; then
+    echo "Cannot publish a prerelease version to stable prod"
+    exit 1
+  fi
+fi
+
 echo ""
 echo "NOTE: Make sure to refresh the docs-content to match the new version of docs."
 echo "      You can pull the docs-content for the new version by updating the"

material.angular.io/yarn.lock

@@ -254,12 +254,6 @@
   dependencies:
     tslib "^2.2.0"
 
-"@angular/components-examples@angular/material2-docs-content#12.2.x":
-  version "12.2.2"
-  resolved "https://codeload.github.com/angular/material2-docs-content/tar.gz/87a4f53b1ad8ae8b194775e728369fe7e7a25490"
-  dependencies:
-    tslib "^2.2.0"
-
 "@angular/components-examples@angular/material2-docs-content#master":
   version "13.0.0-next.1"
   resolved "https://codeload.github.com/angular/material2-docs-content/tar.gz/de98b0d8f1cdc7bf4c674b3007d37ac00560a94d"