/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
'use strict';
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
    if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
        if (ar || !(i in from)) {
            if (!ar) ar = Array.prototype.slice.call(from, 0, i);
            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Utils = void 0;
var nodePath = require("path");
var posixPath = nodePath.posix || nodePath;
var slash = '/';
var Utils;
(function (Utils) {
    /**
     * Joins one or more input paths to the path of URI.
     * '/' is used as the directory separation character.
     *
     * The resolved path will be normalized. That means:
     *  - all '..' and '.' segments are resolved.
     *  - multiple, sequential occurences of '/' are replaced by a single instance of '/'.
     *  - trailing separators are preserved.
     *
     * @param uri The input URI.
     * @param paths The paths to be joined with the path of URI.
     * @returns A URI with the joined path. All other properties of the URI (scheme, authority, query, fragments, ...) will be taken from the input URI.
     */
    function joinPath(uri) {
        var paths = [];
        for (var _i = 1; _i < arguments.length; _i++) {
            paths[_i - 1] = arguments[_i];
        }
        return uri.with({ path: posixPath.join.apply(posixPath, __spreadArray([uri.path], paths, false)) });
    }
    Utils.joinPath = joinPath;
    /**
     * Resolves one or more paths against the path of a URI.
     * '/' is used as the directory separation character.
     *
     * The resolved path will be normalized. That means:
     *  - all '..' and '.' segments are resolved.
     *  - multiple, sequential occurences of '/' are replaced by a single instance of '/'.
     *  - trailing separators are removed.
     *
     * @param uri The input URI.
     * @param paths The paths to resolve against the path of URI.
     * @returns A URI with the resolved path. All other properties of the URI (scheme, authority, query, fragments, ...) will be taken from the input URI.
     */
    function resolvePath(uri) {
        var paths = [];
        for (var _i = 1; _i < arguments.length; _i++) {
            paths[_i - 1] = arguments[_i];
        }
        var path = uri.path;
        var slashAdded = false;
        if (path[0] !== slash) {
            path = slash + path; // make the path abstract: for posixPath.resolve the first segments has to be absolute or cwd is used.
            slashAdded = true;
        }
        var resolvedPath = posixPath.resolve.apply(posixPath, __spreadArray([path], paths, false));
        if (slashAdded && resolvedPath[0] === slash && !uri.authority) {
            resolvedPath = resolvedPath.substring(1);
        }
        return uri.with({ path: resolvedPath });
    }
    Utils.resolvePath = resolvePath;
    /**
     * Returns a URI where the path is the directory name of the input uri, similar to the Unix dirname command.
     * In the path, '/' is recognized as the directory separation character. Trailing directory separators are ignored.
     * The orignal URI is returned if the URIs path is empty or does not contain any path segments.
     *
     * @param uri The input URI.
     * @return The last segment of the URIs path.
     */
    function dirname(uri) {
        if (uri.path.length === 0 || uri.path === slash) {
            return uri;
        }
        var path = posixPath.dirname(uri.path);
        if (path.length === 1 && path.charCodeAt(0) === 46 /* CharCode.Period */) {
            path = '';
        }
        return uri.with({ path: path });
    }
    Utils.dirname = dirname;
    /**
     * Returns the last segment of the path of a URI, similar to the Unix basename command.
     * In the path, '/' is recognized as the directory separation character. Trailing directory separators are ignored.
     * The empty string is returned if the URIs path is empty or does not contain any path segments.
     *
     * @param uri The input URI.
     * @return The base name of the URIs path.
     */
    function basename(uri) {
        return posixPath.basename(uri.path);
    }
    Utils.basename = basename;
    /**
     * Returns the extension name of the path of a URI, similar to the Unix extname command.
     * In the path, '/' is recognized as the directory separation character. Trailing directory separators are ignored.
     * The empty string is returned if the URIs path is empty or does not contain any path segments.
     *
     * @param uri The input URI.
     * @return The extension name of the URIs path.
     */
    function extname(uri) {
        return posixPath.extname(uri.path);
    }
    Utils.extname = extname;
})(Utils = exports.Utils || (exports.Utils = {}));