@nlabs/lex
Version:
27 lines (26 loc) • 3.2 kB
JavaScript
const deepMerge = (target, source) => {
if (!source) {
return target;
}
const result = { ...target };
for (const key in source) {
if (source.hasOwnProperty(key)) {
if (source[key] && typeof source[key] === "object" && !Array.isArray(source[key])) {
result[key] = deepMerge(target[key] || {}, source[key]);
} else if (Array.isArray(source[key])) {
if (Array.isArray(target[key])) {
result[key] = [...target[key], ...source[key]];
} else {
result[key] = [...source[key]];
}
} else {
result[key] = source[key];
}
}
}
return result;
};
export {
deepMerge
};
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