jsfy

jsfy.js

function jsfy(objFromJson: any) {
  if (typeof objFromJson === 'undefined') {
    return undefined;
  }
  if (objFromJson === null) {
    return null;
  }
  if (typeof objFromJson === 'string') {
    return `'${objFromJson}'`;
  }
  if (typeof objFromJson === 'number' || typeof objFromJson === 'boolean') {
    return objFromJson;
  }
  if (Array.isArray(objFromJson)) {
    return `[${objFromJson.map(jsfy).join(', ')}]`;
  }
  if (objFromJson instanceof Date) {
    return `'${objFromJson.toISOString()}'`;
  }
  if (typeof objFromJson === 'object') {
    const keys = Object.keys(objFromJson);
    let props = '';
    for (let i = 0; i < keys.length; i += 1) {
      props = props + (keys[i] + ': ' + jsfy(objFromJson[keys[i]]));
    }
    return '{ ' + props + ' }';
  }
  return objFromJson.toString();
}