Add dependencyCachingEnabled to Config

lib/init-action.js

@@ -181,6 +181,7 @@ async function run() {
             dbLocation: (0, actions_util_1.getOptionalInput)("db-location"),
             configInput: (0, actions_util_1.getOptionalInput)("config"),
             trapCachingEnabled: getTrapCachingEnabled(),
+            dependencyCachingEnabled: getDependencyCachingEnabled(),
             // Debug mode is enabled if:
             // - The `init` Action is passed `debug: true`.
             // - Actions step debugging is enabled (e.g. by [enabling debug logging for a rerun](https://docs.github.com/en/actions/managing-workflow-runs/re-running-workflows-and-jobs#re-running-all-the-jobs-in-a-workflow),
@@ -411,6 +412,27 @@ async function recordZstdAvailability(config, zstdAvailability) {
         },
     }));
 }
+/** Determines whether we are running in default setup. */
+function isDefaultSetup() {
+    // This is set to something in default setup runs.
+    // TODO: replace with something better, if there's something.
+    return process.env["CODE_SCANNING_WORKFLOW_FILE"] !== undefined;
+}
+/** Determines whether dependency caching is enabled. */
+function getDependencyCachingEnabled() {
+    // If the workflow specified something always respect that
+    const dependencyCaching = (0, actions_util_1.getOptionalInput)("dependency-caching");
+    if (dependencyCaching !== undefined)
+        return dependencyCaching === "true";
+    // On self-hosted runners which may have dependencies installed centrally, disable caching by default
+    if (!(0, util_1.isHostedRunner)())
+        return false;
+    // Disable in advanced workflows by default.
+    if (!isDefaultSetup())
+        return false;
+    // On hosted runners, enable dependency caching by default
+    return true;
+}
 async function runWrapper() {
     try {
         await run();