fix: preserve target-triple build artifacts

.github/workflows/target-triple.yml

@@ -0,0 +1,85 @@
+name: target-triple
+
+on: [push, pull_request]
+
+permissions: {}
+
+jobs:
+  save:
+    if: github.repository == 'Swatinem/rust-cache'
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    name: Save target-triple cache on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        with:
+          persist-credentials: false
+
+      - run: rustup toolchain install stable --profile minimal --no-self-update
+
+      - name: Set host target
+        shell: bash
+        run: |
+          echo "RUST_TARGET=$(rustc -vV | sed -n 's/^host: //p')" >> "$GITHUB_ENV"
+
+      - uses: ./
+        with:
+          workspaces: tests
+          shared-key: target-triple-${{ matrix.os }}-${{ github.run_id }}-${{ github.run_attempt }}
+          add-job-id-key: "false"
+          add-rust-environment-hash-key: "false"
+
+      - run: cargo check --target "$RUST_TARGET"
+        working-directory: tests
+        shell: bash
+
+  restore:
+    if: github.repository == 'Swatinem/rust-cache'
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    name: Restore target-triple cache on ${{ matrix.os }}
+    needs: save
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        with:
+          persist-credentials: false
+
+      - run: rustup toolchain install stable --profile minimal --no-self-update
+
+      - name: Set host target
+        shell: bash
+        run: |
+          echo "RUST_TARGET=$(rustc -vV | sed -n 's/^host: //p')" >> "$GITHUB_ENV"
+
+      - id: cache
+        uses: ./
+        with:
+          workspaces: tests
+          shared-key: target-triple-${{ matrix.os }}-${{ github.run_id }}-${{ github.run_attempt }}
+          add-job-id-key: "false"
+          add-rust-environment-hash-key: "false"
+          save-if: "false"
+
+      - name: Verify target-triple artifacts
+        env:
+          CACHE_HIT: ${{ steps.cache.outputs.cache-hit }}
+        shell: bash
+        run: |
+          if [[ "$CACHE_HIT" != "true" ]]; then
+            echo "The target-triple cache was not restored exactly." >&2
+            exit 1
+          fi
+          if ! compgen -G "tests/target/$RUST_TARGET/debug/deps/librust_cache-*" > /dev/null; then
+            echo "The target-triple artifacts were not restored." >&2
+            exit 1
+          fi

dist/cache-BnuDdkC4.js

@@ -1,4 +1,4 @@
-import { v as commonjsGlobal, x as requireTunnel, y as getDefaultExportFromCjs, z as getAugmentedNamespace } from './cleanup-BnmJoqJp.js';
+import { v as commonjsGlobal, x as requireTunnel, y as getDefaultExportFromCjs, z as getAugmentedNamespace } from './cleanup-By9HBZSo.js';
 import os__default from 'os';
 import crypto__default from 'crypto';
 import fs__default from 'fs';

dist/cache-XOpvQMVD.js

@@ -1,4 +1,4 @@
-import { f as debug, m as mkdirP, n as create, l as exec, w as which, o as warning, i as info, H as HttpCodes, p as HttpClientError, q as HttpClient, t as isDebug, u as setSecret, B as BearerCredentialHandler, e as error } from './cleanup-BnmJoqJp.js';
+import { f as debug, m as mkdirP, n as create, l as exec, w as which, o as warning, i as info, H as HttpCodes, p as HttpClientError, q as HttpClient, t as isDebug, u as setSecret, B as BearerCredentialHandler, e as error } from './cleanup-By9HBZSo.js';
 import * as path from 'path';
 import * as crypto$1 from 'crypto';
 import * as fs from 'fs';

dist/cleanup-By9HBZSo.js

@@ -34145,10 +34145,10 @@ async function getCacheProvider() {
     let cache;
     switch (cacheProvider) {
         case "github":
-            cache = await import('./cache-oK5XC6-w.js');
+            cache = await import('./cache-XOpvQMVD.js');
             break;
         case "warpbuild":
-            cache = await import('./cache-COXGx-w3.js').then(function (n) { return n.c; });
+            cache = await import('./cache-BnuDdkC4.js').then(function (n) { return n.c; });
             break;
         default:
             throw new Error(`The \`cache-provider\` \`${cacheProvider}\` is not valid.`);
@@ -34596,14 +34596,18 @@ async function cleanTargetDir(targetDir, packages, checkTimestamp = false) {
     for await (const dirent of dir) {
         if (dirent.isDirectory()) {
             let dirName = path__default.join(dir.path, dirent.name);
-            // is it a profile dir, or a nested target dir?
-            let isNestedTarget = (await exists(path__default.join(dirName, "CACHEDIR.TAG"))) || (await exists(path__default.join(dirName, ".rustc_info.json")));
+            // Target-triple directories do not contain Cargo's target directory
+            // markers, so identify profiles by their artifact directories as well.
+            const isProfile = dirent.name === "tests" ||
+                (await exists(path__default.join(dirName, "build"))) ||
+                (await exists(path__default.join(dirName, ".fingerprint"))) ||
+                (await exists(path__default.join(dirName, "deps")));
             try {
-                if (isNestedTarget) {
-                    await cleanTargetDir(dirName, packages, checkTimestamp);
+                if (isProfile) {
+                    await cleanProfileTarget(dirName, packages, checkTimestamp);
                 }
                 else {
-                    await cleanProfileTarget(dirName, packages, checkTimestamp);
+                    await cleanTargetDir(dirName, packages, checkTimestamp);
                 }
             }
             catch { }

dist/restore.js

@@ -1,4 +1,4 @@
-import { e as error, g as getCacheProvider, a as getInput, b as exportVariable, C as CacheConfig, i as info, c as cleanTargetDir, r as reportError, s as setOutput } from './cleanup-BnmJoqJp.js';
+import { e as error, g as getCacheProvider, a as getInput, b as exportVariable, C as CacheConfig, i as info, c as cleanTargetDir, r as reportError, s as setOutput } from './cleanup-By9HBZSo.js';
 import 'os';
 import 'crypto';
 import 'fs';

dist/save.js

@@ -1,4 +1,4 @@
-import { e as error, g as getCacheProvider, a as getInput, d as isCacheUpToDate, i as info, C as CacheConfig, c as cleanTargetDir, f as debug, h as cleanRegistry, j as cleanBin, k as cleanGit, r as reportError, l as exec } from './cleanup-BnmJoqJp.js';
+import { e as error, g as getCacheProvider, a as getInput, d as isCacheUpToDate, i as info, C as CacheConfig, c as cleanTargetDir, f as debug, h as cleanRegistry, j as cleanBin, k as cleanGit, r as reportError, l as exec } from './cleanup-By9HBZSo.js';
 import 'os';
 import 'crypto';
 import 'fs';

src/cleanup.ts

@@ -15,15 +15,19 @@ export async function cleanTargetDir(targetDir: string, packages: Packages, chec
   for await (const dirent of dir) {
     if (dirent.isDirectory()) {
       let dirName = path.join(dir.path, dirent.name);
-      // is it a profile dir, or a nested target dir?
-      let isNestedTarget =
-        (await exists(path.join(dirName, "CACHEDIR.TAG"))) || (await exists(path.join(dirName, ".rustc_info.json")));
+      // Target-triple directories do not contain Cargo's target directory
+      // markers, so identify profiles by their artifact directories as well.
+      const isProfile =
+        dirent.name === "tests" ||
+        (await exists(path.join(dirName, "build"))) ||
+        (await exists(path.join(dirName, ".fingerprint"))) ||
+        (await exists(path.join(dirName, "deps")));
 
       try {
-        if (isNestedTarget) {
-          await cleanTargetDir(dirName, packages, checkTimestamp);
-        } else {
+        if (isProfile) {
           await cleanProfileTarget(dirName, packages, checkTimestamp);
+        } else {
+          await cleanTargetDir(dirName, packages, checkTimestamp);
         }
       } catch {}
     } else if (dirent.name !== "CACHEDIR.TAG") {