pretty printing and fix workspace package retrieval

src/config.ts

@@ -180,6 +180,7 @@ export class CacheConfig {
   }
 
   printInfo() {
+    core.startGroup("Cache Configuration");
     core.info(`Workspaces:`);
     for (const workspace of this.workspaces) {
       core.info(`    ${workspace.root}`);
@@ -203,6 +204,7 @@ export class CacheConfig {
     for (const file of this.keyFiles) {
       core.info(`  - ${file}`);
     }
+    core.endGroup();
   }
 
   public async getCargoBins(): Promise<Set<string>> {

src/restore.ts

@@ -26,12 +26,13 @@ async function run() {
     core.exportVariable("CARGO_INCREMENTAL", 0);
 
     const config = await CacheConfig.new();
+    config.printInfo();
+    core.info("");
 
     const bins = await config.getCargoBins();
     core.saveState(STATE_BINS, JSON.stringify([...bins]));
 
-    core.info(`# Restoring cache`);
-    config.printInfo();
+    core.info(`... Restoring cache ...`);
     const key = config.cacheKey;
     const restoreKey = await cache.restoreCache(config.cachePaths, key, [config.restoreKey]);
     if (restoreKey) {

src/save.ts

@@ -21,6 +21,8 @@ async function run() {
 
   try {
     const config = await CacheConfig.new();
+    config.printInfo();
+    core.info("");
 
     if (core.getState(STATE_KEY) === config.cacheKey) {
       core.info(`Cache up-to-date.`);
@@ -30,8 +32,7 @@ async function run() {
     // TODO: remove this once https://github.com/actions/toolkit/pull/553 lands
     await macOsWorkaround();
 
-    core.info(`# Cleaning Cache`);
-    config.printInfo();
+    core.info(`... Cleaning Cache ...`);
 
     const registryName = await getRegistryName(config);
 
@@ -66,7 +67,7 @@ async function run() {
       core.info(`[warning] ${(e as any).stack}`);
     }
 
-    core.info(`# Saving cache`);
+    core.info(`... Saving cache ...`);
     await cache.saveCache(config.cachePaths, config.cacheKey);
   } catch (e) {
     core.info(`[warning] ${(e as any).stack}`);

src/workspace.ts

@@ -9,7 +9,9 @@ export class Workspace {
     let packages: Packages = [];
     try {
       const meta: Meta = JSON.parse(
-        await getCmdOutput("cargo", ["metadata", "--all-features", "--format-version", "1"]),
+        await getCmdOutput("cargo", ["metadata", "--all-features", "--format-version", "1"], {
+          cwd: this.root,
+        }),
       );
       for (const pkg of meta.packages) {
         if (!pkg.manifest_path.startsWith(this.root)) {