Merge pull request #3570 from github/mbg/repo-props/warn-on-unexpected-props

Emit warning for unrecognised repo properties with our common prefix

lib/init-action.js

@@ -104293,6 +104293,7 @@ function getUnknownLanguagesError(languages) {
 }
 
 // src/feature-flags/properties.ts
+var GITHUB_CODEQL_PROPERTY_PREFIX = "github-codeql-";
 var RepositoryPropertyName = /* @__PURE__ */ ((RepositoryPropertyName2) => {
   RepositoryPropertyName2["DISABLE_OVERLAY"] = "github-codeql-disable-overlay";
   RepositoryPropertyName2["EXTRA_QUERIES"] = "github-codeql-extra-queries";
@@ -104329,6 +104330,7 @@ async function loadPropertiesFromApi(logger, repositoryNwo) {
       `Retrieved ${remoteProperties.length} repository properties: ${remoteProperties.map((p) => p.property_name).join(", ")}`
     );
     const properties = {};
+    const unrecognisedProperties = [];
     for (const property of remoteProperties) {
       if (property.property_name === void 0) {
         throw new Error(
@@ -104337,6 +104339,8 @@ async function loadPropertiesFromApi(logger, repositoryNwo) {
       }
       if (isKnownPropertyName(property.property_name)) {
         setProperty2(properties, property.property_name, property.value, logger);
+      } else if (property.property_name.startsWith(GITHUB_CODEQL_PROPERTY_PREFIX) && !isDynamicWorkflow()) {
+        unrecognisedProperties.push(property.property_name);
       }
     }
     if (Object.keys(properties).length === 0) {
@@ -104351,6 +104355,12 @@ async function loadPropertiesFromApi(logger, repositoryNwo) {
         logger.debug(`  ${property}: ${value}`);
       }
     }
+    if (unrecognisedProperties.length > 0) {
+      const unrecognisedPropertyList = unrecognisedProperties.map((name) => `'${name}'`).join(", ");
+      logger.warning(
+        `Found repository properties (${unrecognisedPropertyList}), which look like CodeQL Action repository properties, but which are not understood by this version of the CodeQL Action. Do you need to update to a newer version?`
+      );
+    }
     return properties;
   } catch (e) {
     throw new Error(