69 lines
2.4 KiB
JavaScript
69 lines
2.4 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _util = require('../util');
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var util = _interopRequireWildcard(_util);
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj['default'] = obj; return newObj; } }
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/**
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* Rule for validating minimum and maximum allowed values.
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*
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* @param rule The validation rule.
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* @param value The value of the field on the source object.
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* @param source The source object being validated.
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* @param errors An array of errors that this rule may add
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* validation errors to.
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* @param options The validation options.
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* @param options.messages The validation messages.
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*/
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function range(rule, value, source, errors, options) {
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var len = typeof rule.len === 'number';
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var min = typeof rule.min === 'number';
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var max = typeof rule.max === 'number';
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// 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）
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var spRegexp = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g;
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var val = value;
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var key = null;
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var num = typeof value === 'number';
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var str = typeof value === 'string';
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var arr = Array.isArray(value);
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if (num) {
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key = 'number';
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} else if (str) {
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key = 'string';
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} else if (arr) {
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key = 'array';
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}
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// if the value is not of a supported type for range validation
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// the validation rule rule should use the
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// type property to also test for a particular type
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if (!key) {
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return false;
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}
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if (arr) {
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val = value.length;
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}
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if (str) {
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// 处理码点大于U+010000的文字length属性不准确的bug，如"𠮷𠮷𠮷".lenght !== 3
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val = value.replace(spRegexp, '_').length;
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}
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if (len) {
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if (val !== rule.len) {
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errors.push(util.format(options.messages[key].len, rule.fullField, rule.len));
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}
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} else if (min && !max && val < rule.min) {
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errors.push(util.format(options.messages[key].min, rule.fullField, rule.min));
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} else if (max && !min && val > rule.max) {
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errors.push(util.format(options.messages[key].max, rule.fullField, rule.max));
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} else if (min && max && (val < rule.min || val > rule.max)) {
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errors.push(util.format(options.messages[key].range, rule.fullField, rule.min, rule.max));
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}
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}
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exports['default'] = range;
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module.exports = exports['default']; |