Function validate

src/utils/validation.js:20–92

(value, valueType, {
  label,
  required,
  min,
  max,
  readOnly,
  sep,
  tip,
  type,
  validator,
  formData
})

}

export function validate(value, valueType, {
  label,
  required,
  min,
  max,
  readOnly,
  sep,
  tip,
  type,
  validator,
  formData
}) {
  let len = 0;

  if (readOnly) {
     return true;
  }

  // validate required
  if (required && (value === undefined || value === null || value.length === 0)) {
    return handleError(label, value, 'required', tip);
  }

  let reg = Regs[type];

  // custom validator
  if (validator) {
    if (typeof validator === 'function') {
      validator = { func: validator };
    }
    if (validator.func) {
      return validator.func(value, formData);
    }
    if (validator.reg) {
      reg = validator.reg;
      if (typeof reg === 'string') {
        reg = new RegExp(reg);
      }
    }
  }

  // skip empty value
  if (value === undefined || value === null || value === '') {
    return true;
  }

  // validate type
  if (reg && !reg.test(value)) {
    return handleError(label, value, type, tip);
  }

  switch(valueType) {
    case 'array':
      len = toArray(value, sep).length;
    break;
    case 'number':
      len = parseFloat(value);
    break;