locutus/esm/php/array/array_walk_recursive.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

import { isObjectLike, toPhpArrayObject, } from "../_helpers/_phpTypes.js";
export function array_walk_recursive(array, funcname, userdata) {
    // original by: Hugues Peccatte
    //      note 1: Only works with user-defined functions, not built-in functions like void()
    //   example 1: array_walk_recursive([3, 4], function () {}, 'userdata')
    //   returns 1: true
    //   example 2: array_walk_recursive([3, [4]], function () {}, 'userdata')
    //   returns 2: true
    //   example 3: array_walk_recursive([3, []], function () {}, 'userdata')
    //   returns 3: true
    if (!isObjectLike(array)) {
        return false;
    }
    if (typeof funcname !== 'function') {
        return false;
    }
    const hasUserdata = typeof userdata !== 'undefined';
    const callCallback = (value, key) => {
        try {
            if (hasUserdata) {
                Reflect.apply(funcname, undefined, [value, key, userdata]);
            }
            else {
                Reflect.apply(funcname, undefined, [value, key]);
            }
            return true;
        }
        catch (_e) {
            return false;
        }
    };
    const walkList = (list) => {
        for (const [index, value] of list.entries()) {
            if (Array.isArray(value)) {
                if (!walkList(value)) {
                    return false;
                }
                continue;
            }
            if (!callCallback(value, index)) {
                return false;
            }
        }
        return true;
    };
    const walkAssoc = (assoc) => {
        for (const [key, value] of Object.entries(assoc)) {
            if (Array.isArray(value)) {
                if (!walkList(value)) {
                    return false;
                }
                continue;
            }
            if (!callCallback(value, key)) {
                return false;
            }
        }
        return true;
    };
    if (Array.isArray(array)) {
        return walkList(array);
    }
    return walkAssoc(toPhpArrayObject(array));
}