// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
// This module is browser compatible.
import { isWindows } from "./_os.js";
import { dirname as posixDirname } from "./posix/dirname.js";
import { dirname as windowsDirname } from "./windows/dirname.js";
/**
 * Return the directory path of a path.
 *
 * @example Usage
 * ```ts
 * import { dirname } from "@std/path/dirname";
 * import { assertEquals } from "@std/assert";
 *
 * if (Deno.build.os === "windows") {
 *   assertEquals(dirname("C:\\home\\user\\Documents\\image.png"), "C:\\home\\user\\Documents");
 * } else {
 *   assertEquals(dirname("/home/user/Documents/image.png"), "/home/user/Documents");
 * }
 * ```
 *
 * Note: If you are working with file URLs,
 * use the new version of `dirname` from `@std/path/unstable-dirname`.
 *
 * @param path Path to extract the directory from.
 * @returns The directory path.
 */
export function dirname(path) {
    return isWindows ? windowsDirname(path) : posixDirname(path);
}
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