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home/ags/node_modules/eslint-module-utils/pkgUp.js

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+'use strict';
+
+exports.__esModule = true;
+
+const fs = require('fs');
+const path = require('path');
+
+/**
+ * Derived significantly from package find-up@2.0.0. See license below.
+ *
+ * @copyright Sindre Sorhus
+ * MIT License
+ *
+ * Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (https://sindresorhus.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/** @type {(filename: string | string[], cwd?: string) => string | null} */
+function findUp(filename, cwd) {
+  let dir = path.resolve(cwd || '');
+  const root = path.parse(dir).root;
+
+  /** @type {string[]} */ // @ts-expect-error TS sucks with concat
+  const filenames = [].concat(filename);
+
+  // eslint-disable-next-line no-constant-condition
+  while (true) {
+    const file = filenames.find((el) => fs.existsSync(path.resolve(dir, el)));
+
+    if (file) {
+      return path.join(dir, file);
+    }
+    if (dir === root) {
+      return null;
+    }
+
+    dir = path.dirname(dir);
+  }
+}
+
+/** @type {import('./pkgUp').default} */
+exports.default = function pkgUp(opts) {
+  return findUp('package.json', opts && opts.cwd);
+};