1. 调整计划列表展示项
2. 调整设备列表展示项
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183
node_modules/cron-parser/dist/fields/CronField.js
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183
node_modules/cron-parser/dist/fields/CronField.js
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.CronField = void 0;
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/**
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* Represents a field within a cron expression.
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* This is a base class and should not be instantiated directly.
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* @class CronField
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*/
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class CronField {
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#hasLastChar = false;
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#hasQuestionMarkChar = false;
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#wildcard = false;
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#values = [];
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options = { rawValue: '' };
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/**
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* Returns the minimum value allowed for this field.
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*/
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/* istanbul ignore next */ static get min() {
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/* istanbul ignore next */
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throw new Error('min must be overridden');
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}
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/**
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* Returns the maximum value allowed for this field.
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*/
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/* istanbul ignore next */ static get max() {
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/* istanbul ignore next */
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throw new Error('max must be overridden');
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}
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/**
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* Returns the allowed characters for this field.
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*/
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/* istanbul ignore next */ static get chars() {
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/* istanbul ignore next - this is overridden */
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return Object.freeze([]);
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}
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/**
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* Returns the regular expression used to validate this field.
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*/
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static get validChars() {
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return /^[?,*\dH/-]+$|^.*H\(\d+-\d+\)\/\d+.*$|^.*H\(\d+-\d+\).*$|^.*H\/\d+.*$/;
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}
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/**
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* Returns the constraints for this field.
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*/
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static get constraints() {
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return { min: this.min, max: this.max, chars: this.chars, validChars: this.validChars };
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}
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/**
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* CronField constructor. Initializes the field with the provided values.
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* @param {number[] | string[]} values - Values for this field
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* @param {CronFieldOptions} [options] - Options provided by the parser
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* @throws {TypeError} if the constructor is called directly
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* @throws {Error} if validation fails
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*/
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constructor(values, options = { rawValue: '' }) {
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if (!Array.isArray(values)) {
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throw new Error(`${this.constructor.name} Validation error, values is not an array`);
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}
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if (!(values.length > 0)) {
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throw new Error(`${this.constructor.name} Validation error, values contains no values`);
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}
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/* istanbul ignore next */
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this.options = {
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...options,
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rawValue: options.rawValue ?? '',
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};
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this.#values = values.sort(CronField.sorter);
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this.#wildcard = this.options.wildcard !== undefined ? this.options.wildcard : this.#isWildcardValue();
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this.#hasLastChar = this.options.rawValue.includes('L') || values.includes('L');
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this.#hasQuestionMarkChar = this.options.rawValue.includes('?') || values.includes('?');
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}
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/**
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* Returns the minimum value allowed for this field.
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* @returns {number}
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*/
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get min() {
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// return the static value from the child class
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return this.constructor.min;
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}
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/**
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* Returns the maximum value allowed for this field.
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* @returns {number}
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*/
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get max() {
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// return the static value from the child class
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return this.constructor.max;
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}
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/**
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* Returns an array of allowed special characters for this field.
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* @returns {string[]}
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*/
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get chars() {
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// return the frozen static value from the child class
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return this.constructor.chars;
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}
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/**
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* Indicates whether this field has a "last" character.
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* @returns {boolean}
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*/
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get hasLastChar() {
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return this.#hasLastChar;
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}
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/**
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* Indicates whether this field has a "question mark" character.
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* @returns {boolean}
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*/
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get hasQuestionMarkChar() {
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return this.#hasQuestionMarkChar;
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}
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/**
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* Indicates whether this field is a wildcard.
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* @returns {boolean}
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*/
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get isWildcard() {
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return this.#wildcard;
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}
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/**
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* Returns an array of allowed values for this field.
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* @returns {CronFieldType}
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*/
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get values() {
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return this.#values;
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}
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/**
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* Helper function to sort values in ascending order.
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* @param {number | string} a - First value to compare
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* @param {number | string} b - Second value to compare
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* @returns {number} - A negative, zero, or positive value, depending on the sort order
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*/
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static sorter(a, b) {
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const aIsNumber = typeof a === 'number';
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const bIsNumber = typeof b === 'number';
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if (aIsNumber && bIsNumber)
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return a - b;
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if (!aIsNumber && !bIsNumber)
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return a.localeCompare(b);
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return aIsNumber ? /* istanbul ignore next - A will always be a number until L-2 is supported */ -1 : 1;
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}
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/**
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* Serializes the field to an object.
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* @returns {SerializedCronField}
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*/
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serialize() {
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return {
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wildcard: this.#wildcard,
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values: this.#values,
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};
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}
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/**
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* Validates the field values against the allowed range and special characters.
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* @throws {Error} if validation fails
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*/
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validate() {
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let badValue;
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const charsString = this.chars.length > 0 ? ` or chars ${this.chars.join('')}` : '';
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const charTest = (value) => (char) => new RegExp(`^\\d{0,2}${char}$`).test(value);
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const rangeTest = (value) => {
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badValue = value;
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return typeof value === 'number' ? value >= this.min && value <= this.max : this.chars.some(charTest(value));
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};
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const isValidRange = this.#values.every(rangeTest);
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if (!isValidRange) {
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throw new Error(`${this.constructor.name} Validation error, got value ${badValue} expected range ${this.min}-${this.max}${charsString}`);
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}
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// check for duplicate value in this.#values array
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const duplicate = this.#values.find((value, index) => this.#values.indexOf(value) !== index);
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if (duplicate) {
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throw new Error(`${this.constructor.name} Validation error, duplicate values found: ${duplicate}`);
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}
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}
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/**
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* Determines if the field is a wildcard based on the values.
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* When options.rawValue is not empty, it checks if the raw value is a wildcard, otherwise it checks if all values in the range are included.
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* @returns {boolean}
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*/
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#isWildcardValue() {
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if (this.options.rawValue.length > 0) {
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return ['*', '?'].includes(this.options.rawValue);
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}
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return Array.from({ length: this.max - this.min + 1 }, (_, i) => i + this.min).every((value) => this.#values.includes(value));
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}
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}
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exports.CronField = CronField;
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