zgg-ui/libs/async-validator/rule/range.ts

2.0.1 正式版本 基于 Vue 3、UniApp 和 TypeScript 开发的多端适配移动端 UI 组件库，旨在提供丰富的组件集合，帮助开发者快速构建多端响应式的移动应用界面

// @ts-nocheck
import type { ExecuteRule } from '../interface'
import { format } from '../util'

const range: ExecuteRule = (rule, value, source, errors, options) => {
  const len = typeof rule.len === 'number'
  const min = typeof rule.min === 'number'
  const max = typeof rule.max === 'number'
  // 正则匹配码点范围从U+010000一直到U+10FFFF的文字（补充平面Supplementary Plane）
  const spRegexp = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g
  let val = value
  let key = null
  const num = typeof value === 'number'
  const str = typeof value === 'string'
  const arr = Array.isArray(value)
  if (num) {
    key = 'number'
  } else if (str) {
    key = 'string'
  } else if (arr) {
    key = 'array'
  }
  // if the value is not of a supported type for range validation
  // the validation rule rule should use the
  // type property to also test for a particular type
  if (!key) {
    return false
  }
  if (arr) {
    val = value.length
  }
  if (str) {
    // 处理码点大于U+010000的文字length属性不准确的bug，如"𠮷𠮷𠮷".length !== 3
    val = value.replace(spRegexp, '_').length
  }
  if (len) {
    if (val !== rule.len) {
      errors.push(format(options.messages[key].len, rule.fullField, rule.len))
    }
  } else if (min && !max && val < rule.min) {
    errors.push(format(options.messages[key].min, rule.fullField, rule.min))
  } else if (max && !min && val > rule.max) {
    errors.push(format(options.messages[key].max, rule.fullField, rule.max))
  } else if (min && max && (val < rule.min || val > rule.max)) {
    errors.push(
      format(options.messages[key].range, rule.fullField, rule.min, rule.max)
    )
  }
}

export default range