"use strict";
/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.findUp = void 0;
const fs_1 = require("fs");
const path = __importStar(require("path"));
function findUp(names, from) {
    if (!Array.isArray(names)) {
        names = [names];
    }
    const root = path.parse(from).root;
    let currentDir = from;
    while (currentDir && currentDir !== root) {
        for (const name of names) {
            const p = path.join(currentDir, name);
            if (fs_1.existsSync(p)) {
                return p;
            }
        }
        currentDir = path.dirname(currentDir);
    }
    return null;
}
exports.findUp = findUp;