103 lines
2.7 KiB
JavaScript
103 lines
2.7 KiB
JavaScript
/**
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* @filedescription Validation Strategy
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*/
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"use strict";
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//-----------------------------------------------------------------------------
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// Class
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//-----------------------------------------------------------------------------
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/**
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* Container class for several different validation strategies.
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*/
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class ValidationStrategy {
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/**
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* Validates that a value is an array.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static array(value) {
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if (!Array.isArray(value)) {
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throw new TypeError("Expected an array.");
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}
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}
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/**
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* Validates that a value is a boolean.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static boolean(value) {
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if (typeof value !== "boolean") {
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throw new TypeError("Expected a Boolean.");
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}
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}
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/**
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* Validates that a value is a number.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static number(value) {
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if (typeof value !== "number") {
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throw new TypeError("Expected a number.");
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}
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}
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/**
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* Validates that a value is a object.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static object(value) {
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if (!value || typeof value !== "object") {
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throw new TypeError("Expected an object.");
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}
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}
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/**
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* Validates that a value is a object or null.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static "object?"(value) {
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if (typeof value !== "object") {
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throw new TypeError("Expected an object or null.");
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}
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}
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/**
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* Validates that a value is a string.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static string(value) {
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if (typeof value !== "string") {
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throw new TypeError("Expected a string.");
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}
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}
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/**
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* Validates that a value is a non-empty string.
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* @param {*} value The value to validate.
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* @returns {void}
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* @throws {TypeError} If the value is invalid.
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*/
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static "string!"(value) {
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if (typeof value !== "string" || value.length === 0) {
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throw new TypeError("Expected a non-empty string.");
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}
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}
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}
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exports.ValidationStrategy = ValidationStrategy;
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