Get runner from the "packageManager" field in package.json

.eslintrc

@@ -1,6 +1,8 @@
 {
   "extends": "prettier",
   "parserOptions": {
-    "ecmaVersion": 2018
+    "ecmaVersion": 2023,
+    "sourceType": "module",
+    "allowImportExportEverywhere": true
   }
 }

.gitignore

@@ -3,3 +3,4 @@ node_modules
 Session.vim
 vimrc
 coverage
+/.tap/

cli.js

@@ -2,15 +2,15 @@
 
 "use strict";
 
-const os = require("os");
-const path = require("path");
-const { execSync } = require("child_process");
+import os from "os"
+import path from "path"
+import { execSync } from "child_process"
 
-const yargs = require("yargs/yargs");
-const ipt = require("ipt");
-const out = require("simple-output");
-const readPkg = require("read-pkg");
-const Cache = require("lru-cache-fs");
+import yargs from "yargs/yargs"
+import ipt from "ipt"
+import out from "simple-output"
+import { readPackageSync } from "read-pkg"
+import Cache from "lru-cache-fs"
 
 const sep = os.EOL;
 const defaultRunner = "npm";
@@ -66,8 +66,9 @@ const {
 	rerunCacheName,
 	size
 } = argv;
-const { ntl, scripts } = getCwdPackage() || {};
-const runner = (ntl && ntl.runner) || process.env.NTL_RUNNER || defaultRunner;
+const { ntl, scripts, packageManager = '' } = getCwdPackage() || {};
+const [corepackRunner] = packageManager.split('@')
+const runner = (ntl && ntl.runner) || process.env.NTL_RUNNER || corepackRunner || defaultRunner;
 const { descriptions = {} } = ntl || {};
 const scriptKeys = Object.keys(scripts || {});
 const noScriptsFound = !scripts || scriptKeys.length < 1;
@@ -112,7 +113,7 @@ function getTrailingOptions() {
 
 function getCwdPackage() {
 	try {
-		return readPkg.sync({ cwd });
+		return readPackageSync({ cwd });
 	} catch (e) {
 		const [errorType] = Object.values(e);
 		error(
@@ -225,14 +226,14 @@ function run() {
 			name:
 				argv.info || argv.descriptions
 					? getLongName(
-							key,
-							argv.descriptions && descriptions[key]
-								? descriptions[key]
-								: scripts[key]
-					  )
+						key,
+						argv.descriptions && descriptions[key]
+							? descriptions[key]
+							: scripts[key]
+					)
 					: hasDescriptions
-					? getLongName(key, descriptions[key])
-					: key,
+						? getLongName(key, descriptions[key])
+						: key,
 			value: key
 		}))
 		.filter(
@@ -255,9 +256,8 @@ function run() {
 				)
 		);
 
-	const message = `Select a task to run${
-		runner !== defaultRunner ? ` (using ${runner})` : ""
-	}:`;
+	const message = `Select a task to run${runner !== defaultRunner ? ` (using ${runner})` : ""
+		}:`;
 
 	if (hasCachedTasks()) {
 		return;