deepMerge

deepMerge.ts

function deepMerge(target, source){
  const result = {...target,...source};
  const keys = Object.keys(result);
  
  for(const key of keys){
    const tprop = target[key];
    const sprop = source[key];
    //if two objects are in conflict
    if(typeof(tprop) == 'object' && typeof(sprop) == 'object'){
      result[key] = deepMerge(tprop, sprop);
    }
  }
 
  return result;
}