feat: added nyc for test coverage reporting. fix: add jsdoc comments

.nycrc

@@ -0,0 +1,19 @@
+{
+  "extends": "@istanbuljs/nyc-config-typescript",
+  "check-coverage": true,
+  "all": true,
+  "include": [
+    "src/**/*.ts"
+  ],
+  "exclude": [
+    "src/index.ts",
+    "**/*.spec.ts"
+  ],
+  "reporter": [
+    "html",
+    "lcov",
+    "text",
+    "text-summary"
+  ],
+  "report-dir": "coverage"
+}

package.json

@@ -7,15 +7,18 @@
   "scripts": {
     "build": "npm tests && tsc",
     "tests": "mocha -r ts-node/register ./tests/**/*.spec.ts",
-    "test": "mocha -r ts-node/register"
+    "test": "mocha -r ts-node/register",
+    "test-coverage": "nyc npm run tests"
   },
   "author": "Stevan Freeborn",
   "license": "MIT",
   "devDependencies": {
+    "@istanbuljs/nyc-config-typescript": "^1.0.2",
     "@types/chai": "^4.3.4",
     "@types/mocha": "^10.0.1",
     "chai": "^4.3.7",
     "mocha": "^10.2.0",
+    "nyc": "^15.1.0",
     "ts-node": "^10.9.1",
     "typescript": "^4.9.4"
   },

src/OnspringClient.ts

@@ -1,24 +1,41 @@
-import { AxiosInstance } from "axios";
-import axios from "axios";
-import { ArgumentValidator } from "./models/ArgumentValidator";
+import { AxiosInstance } from 'axios';
+import axios from 'axios';
+import { ArgumentValidator } from './models/ArgumentValidator';
 
+/**
+ * @class OnspringClient - A client that can communicate with the Onspring API.
+ */
 export class OnspringClient {
+  /**
+   * @property {AxiosInstance} client - The axios instance that will be used to make requests to the Onspring API.
+   */
   protected readonly client: AxiosInstance;
 
-  constructor(baseUrl: string | undefined | null, apiKey: string | undefined | null) {
+  /**
+   * @constructor - Creates a new instance of the OnspringClient class.
+   * @param {string} baseUrl - The base url that will be used to make requests to the Onspring API.
+   * @param {string} apiKey - The api key that will be used to authorize requests made by this client.
+   * @throws {Error} - Thrown when the baseUrl is not a valid url.
+   * @throws {Error} - Thrown when the apiKey is null/undefined/empty/whitespace.
+   * @returns {OnspringClient} - A new instance of the OnspringClient class.
+   */
+  constructor(
+    baseUrl: string | undefined | null,
+    apiKey: string | undefined | null
+  ) {
     if (ArgumentValidator.isValidUrl(baseUrl) === false) {
-      throw new Error("baseUrl must be an absolute and well-formed URI.");
+      throw new Error('baseUrl must be an absolute and well-formed URI.');
     }
 
     if (ArgumentValidator.isNullOrWhiteSpace(apiKey)) {
-      throw new Error("apiKey cannot be null/empty/whitespace.");
+      throw new Error('apiKey cannot be null/empty/whitespace.');
     }
 
     this.client = axios.create({
       baseURL: baseUrl,
       headers: {
-        "x-apikey": apiKey,
-        "x-api-version": "2",
+        'x-apikey': apiKey,
+        'x-api-version': '2',
       },
     });
   }

src/models/ApiResponse.ts

@@ -1,10 +1,35 @@
+/**
+ * @class ApiResponse - A generic response object for API requests.
+ */
 export class ApiResponse<T> {
+  /**
+   * @property {number} statusCode - The status code of the response.
+   */
   readonly statusCode: number;
+
+  /**
+   * @property {boolean} isSuccessful - True if the status code is less than 400; otherwise, false.
+   */
   readonly isSuccessful: boolean;
+
+  /**
+   * @property {string} message - The message of the response.
+   */
   readonly message: string;
+
+  /**
+   * @property {T} data - The data of the response.
+   */
   readonly data: T;
 
-  constructor(statusCode: number, isSuccessful: boolean, message: string, data: T) {
+  /**
+   * @constructor - Creates a new instance of the ApiResponse class.
+   * @param {number} statusCode - The status code of the response.
+   * @param {string} message - The message of the response.
+   * @param {T} data - The data of the response.
+   * @returns {ApiResponse<T>} - A new instance of the ApiResponse class.
+   */
+  constructor(statusCode: number, message: string, data: T) {
     this.statusCode = statusCode;
     this.isSuccessful = statusCode < 400;
     this.message = message;

src/models/App.ts

@@ -1,5 +1,19 @@
+/**
+ * @class App - Model for the App object
+ */
 class App {
+  /**
+   * @property {string} href - The URL to the app
+   */
   href: string;
+
+  /**
+   * @property {number} id - The id of the app
+   */
   id: number;
+
+  /**
+   * @property {string} name - The name of the app
+   */
   name: string;
 }

src/models/ArgumentValidator.ts

@@ -1,8 +1,19 @@
+/**
+ * @class ArgumentValidator - A class that validates arguments.
+ */
 export class ArgumentValidator {
+  /**
+   * @param {string} value - The value to validate.
+   * @returns {boolean} - True if the value is null, undefined, or a string that contains only whitespace characters; otherwise, false.
+   */
   public static isNullOrWhiteSpace(value: string | null | undefined): boolean {
-      return value === null || value === undefined || (/^\s*$/).test(value);
+    return value === null || value === undefined || /^\s*$/.test(value);
   }
 
+  /**
+   * @param {string} value - The value to validate.
+   * @returns {boolean} - True if the value is a valid URL; otherwise, false.
+   */
   public static isValidUrl(value: string | null | undefined): boolean {
     let url: URL;
 
@@ -14,4 +25,22 @@ export class ArgumentValidator {
 
     return url.protocol === 'http:' || url.protocol === 'https:';
   }
+
+  /**
+   * @param {number} value - The value to validate.
+   * @returns {boolean} - True if the value is a valid page size; otherwise, false.
+   * @remarks - A valid page size is a number greater than 0 and less than or equal to 1000.
+   */
+  public static isValidPageSize(value: number): boolean {
+    return value > 0 && value <= 1000;
+  }
+
+  /**
+   * @param {number} value - The value to validate.
+   * @returns {boolean} - True if the value is a valid page number; otherwise, false.
+   * @remarks - A valid page number is a number greater than 0.
+   */
+  public static isValidPageNumber(value: number): boolean {
+    return value > 0;
+  }
 }

src/models/EndpointFactory.ts

@@ -1,24 +1,53 @@
+/**
+ * @class EndpointFactory - A factory class for creating endpoints.
+ */
 export class EndpointFactory {
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the ping endpoint.
+   * @returns {string} - The ping endpoint.
+   */
   public static getPingEndpoint(baseUrl: string): string {
     return `${baseUrl}/Ping`;
   }
 
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the apps endpoint.
+   * @returns {string} - The apps endpoint.
+  */
   public static getAppsEndpoint(baseUrl: string): string {
     return `${baseUrl}/Apps`;
   }
 
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the app by id endpoint.
+   * @param {number} id - The id of the app.
+   * @returns {string} - The app by id endpoint.
+   */
   public static getAppByIdEndpoint(baseUrl: string, id: number): string {
     return `${baseUrl}/Apps/id/${id}`;
   }
 
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the apps by ids endpoint.
+   * @returns {string} - The apps by ids endpoint.
+  */
   public static getAppsByIdsEndpoint(baseUrl: string): string {
     return `${baseUrl}/Apps/batch-get`;
   }
 
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the field by id endpoint.
+   * @param {number} id - The id of the field.
+   * @returns {string} - The field by id endpoint.
+   */
   public static getFieldByIdEndpoint(baseUrl: string, id: number): string {
     return `${baseUrl}/Fields/id/${id}`;
   }
 
+  /**
+   * @param {string} baseUrl - The base url that will be used to create the fields by ids endpoint.
+   * @returns {string} - The fields by ids endpoint.
+  */
   public static getFieldsByIdsEndpoint(baseUrl: string): string {
     return `${baseUrl}/Fields/batch-get`;
   }

src/models/PagingRequest.ts

@@ -1,8 +1,37 @@
+import { ArgumentValidator } from "./ArgumentValidator";
+
+/**
+ * @class PagingRequest - Paging request model
+ */
 export class PagingRequest {
+  /**
+   * @property {number} pageNumber - The page number of the request.
+   */
   pageNumber: number;
+
+  /**
+   * @property {number} pageSize - The page size of the request.
+   */
   pageSize: number;
 
+  /**
+   * @constructor - Creates a new instance of the PagingRequest class.
+   * @param {number} pageNumber - The page number of the request. Must be greater than 0.
+   * @param {number} pageSize - The page size of the request. Must be greater than 0 and less than 1001.
+   * @returns {PagingRequest} - A new instance of the PagingRequest class.
+   * @throws {Error} - Thrown when the pageNumber is less than 1.
+   * @throws {Error} - Thrown when the pageSize is less than 1.
+   * @throws {Error} - Thrown when the pageSize is greater than 1000.
+   */
   constructor(pageNumber: number, pageSize: number) {
+    if (ArgumentValidator.isValidPageNumber(pageNumber) === false) {
+      throw new Error("pageNumber must be greater than 0.");
+    }
+
+    if (ArgumentValidator.isValidPageSize(pageSize) === false) {
+      throw new Error("pageSize must be greater than 0 and less than 1001.");
+    }
+
     this.pageNumber = pageNumber;
     this.pageSize = pageSize;
   }

tests/EndpointFactory.spec.ts

@@ -1,4 +1,4 @@
-import { EndpointFactory } from '../src/Models/EndpointFactory';
+import { EndpointFactory } from '../src/models/EndpointFactory';
 import { expect } from 'chai';
 
 describe('EndpointFactory', function () {