Function parsePattern

src/validators/pattern.ts:22–28

({ pattern }: PatternArgs)

}

function parsePattern({ pattern }: PatternArgs): RegExp {
  // Avoid RegExp like /true/ /false/ and /null/ without an explicit "true", "false" or "null"
  if (typeof pattern === 'boolean' || pattern === null) {
    throw new Error(BAD_PARAMETER);
  }
  return getRegExp(pattern);
}

export const validator: FieldValidationFunctionSync = fieldValidatorArgs => {
  if (!fieldValidatorArgs.customArgs) {