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134 lines
3.9 KiB
134 lines
3.9 KiB
5 years ago
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//
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// Validate.swift
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// SwifSoup
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//
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// Created by Nabil Chatbi on 02/10/16.
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// Copyright © 2016 Nabil Chatbi.. All rights reserved.
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//
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import Foundation
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struct Validate {
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/**
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* Validates that the object is not null
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* @param obj object to test
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*/
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public static func notNull(obj: Any?) throws {
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if (obj == nil) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: "Object must not be null")
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}
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}
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/**
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* Validates that the object is not null
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* @param obj object to test
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* @param msg message to output if validation fails
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*/
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public static func notNull(obj: AnyObject?, msg: String) throws {
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if (obj == nil) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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/**
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* Validates that the value is true
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* @param val object to test
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*/
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public static func isTrue(val: Bool) throws {
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if (!val) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: "Must be true")
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}
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}
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/**
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* Validates that the value is true
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* @param val object to test
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* @param msg message to output if validation fails
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*/
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public static func isTrue(val: Bool, msg: String) throws {
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if (!val) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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/**
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* Validates that the value is false
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* @param val object to test
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*/
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public static func isFalse(val: Bool) throws {
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if (val) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: "Must be false")
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}
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}
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/**
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* Validates that the value is false
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* @param val object to test
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* @param msg message to output if validation fails
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*/
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public static func isFalse(val: Bool, msg: String) throws {
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if (val) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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/**
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* Validates that the array contains no null elements
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* @param objects the array to test
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*/
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public static func noNullElements(objects: [AnyObject?]) throws {
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try noNullElements(objects: objects, msg: "Array must not contain any null objects")
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}
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/**
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* Validates that the array contains no null elements
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* @param objects the array to test
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* @param msg message to output if validation fails
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*/
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public static func noNullElements(objects: [AnyObject?], msg: String) throws {
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for obj in objects {
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if (obj == nil) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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}
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/**
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* Validates that the string is not empty
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* @param string the string to test
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*/
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public static func notEmpty(string: String?) throws {
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if (string == nil || string?.count == 0) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: "String must not be empty")
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}
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}
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/**
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* Validates that the string is not empty
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* @param string the string to test
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* @param msg message to output if validation fails
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*/
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public static func notEmpty(string: String?, msg: String ) throws {
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if (string == nil || string?.count == 0) {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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/**
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Cause a failure.
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@param msg message to output.
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*/
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public static func fail(msg: String) throws {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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/**
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Helper
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*/
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public static func exception(msg: String) throws {
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throw Exception.Error(type: ExceptionType.IllegalArgumentException, Message: msg)
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}
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}
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