Function isValidAlias

lib/models/command.js:686–707

(alias, expectedType)

  Validates alias. Must be a string or single key object
*/
function isValidAlias(alias, expectedType) {
  let type = typeof alias;
  let value, valueType;
  if (type === 'string') {
    return true;
  } else if (type === 'object') {
    // no arrays, no multi-key objects
    if (!Array.isArray(alias) && Object.keys(alias).length === 1) {
      value = alias[Object.keys(alias)[0]];
      valueType = typeof value;
      if (!Array.isArray(expectedType)) {
        if (valueType === expectedType.name.toLowerCase()) {
          return true;
        }
      } else if (expectedType.indexOf(value) > -1) {
        return true;
      }
    }
  }

  return false;
}

module.exports = Command;