Upgrade Ava to v4

node_modules/ava/lib/scheduler.js

@@ -0,0 +1,53 @@
+import fs from 'node:fs';
+import path from 'node:path';
+
+import writeFileAtomic from 'write-file-atomic';
+
+import isCi from './is-ci.js';
+
+const FILENAME = 'failing-tests.json';
+
+const scheduler = {
+	storeFailedTestFiles(runStatus, cacheDir) {
+		if (isCi || !cacheDir) {
+			return;
+		}
+
+		try {
+			writeFileAtomic.sync(path.join(cacheDir, FILENAME), JSON.stringify(runStatus.getFailedTestFiles()));
+		} catch {}
+	},
+
+	// Order test-files, so that files with failing tests come first
+	failingTestsFirst(selectedFiles, cacheDir, cacheEnabled) {
+		if (isCi || cacheEnabled === false) {
+			return selectedFiles;
+		}
+
+		const filePath = path.join(cacheDir, FILENAME);
+		let failedTestFiles;
+		try {
+			failedTestFiles = JSON.parse(fs.readFileSync(filePath));
+		} catch {
+			return selectedFiles;
+		}
+
+		return [...selectedFiles].sort((f, s) => {
+			if (failedTestFiles.includes(f) && failedTestFiles.includes(s)) {
+				return 0;
+			}
+
+			if (failedTestFiles.includes(f)) {
+				return -1;
+			}
+
+			if (failedTestFiles.includes(s)) {
+				return 1;
+			}
+
+			return 0;
+		});
+	},
+};
+
+export default scheduler;