svelte-meta-tags/dist/deepMerge.js

Svelte Meta Tags provides components designed to help you manage SEO for Svelte projects

/* eslint-disable @typescript-eslint/no-explicit-any */
export const deepMerge = (target, source) => {
    if (!target || !source)
        return target ?? source ?? {};
    const result = { ...target };
    for (const [key, value] of Object.entries(source)) {
        const targetValue = target[key];
        if (targetValue instanceof Date || typeof targetValue === 'function') {
            result[key] = targetValue;
        }
        else if (value instanceof Date || typeof value === 'function') {
            result[key] = value;
        }
        else if (isObject(targetValue) && isObject(value)) {
            result[key] = deepMerge(targetValue, value);
        }
        else if (isArray(targetValue) && isArray(value)) {
            result[key] = value;
        }
        else {
            result[key] = value !== undefined ? value : targetValue;
        }
    }
    return result;
};
const isObject = (obj) => obj !== null && typeof obj === 'object' && !Array.isArray(obj);
const isArray = (obj) => Array.isArray(obj);