@ithinkdt/core/src/page/form/rules/require.rule.js

iThinkDT Core

import { unref } from 'vue'
const requiredRuleSymbol = Symbol()
function required(message, { required = true, trigger = ['blur', 'change', 'input'] } = {}) {
    return {
        [requiredRuleSymbol]: true,
        message,
        trigger,
        validator: (value) => {
            if (!unref(required)) return
            if (value === undefined || value === null) {
                return false
            }
            if (typeof value === 'string') {
                return value.trim() !== ''
            }
            if (typeof value === 'number' || typeof value === 'bigint') {
                return true
            }
            if (typeof value === 'boolean') {
                return value === true
            }
            if (Array.isArray(value)) {
                return value.length > 0
            }
        },
    }
}
function isRequiredRule(rule) {
    return rule?.[requiredRuleSymbol] === true
}
export { required, isRequiredRule }