spawn validator for ElForm

spawn_validator_for_elform.ts

export function spawn<T>(
  isValid: (value: T) => boolean,
  msg: string,
  options?: any,
) {
  return {
    required: true,
    trigger: "blur",
    ...options,
    validator: (_: any, val: T, callback: Function) => {
      isValid(val) ? callback() : callback(new Error(msg));
    },
  };
}

export function or<T>(
  chain: ((_: T) => boolean)[],
  msg: string,
  options?: any,
) {
  return spawn((value: T) => chain.some((c) => c(value)), msg, options);
}