Add src

Author: sophiebremer

src/CLI.ts

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+import test from './index.js';
+import { hideBin } from 'yargs/helpers';
+import Yargs from 'yargs';
+
+Yargs(hideBin(process.argv))
+    .command(
+        '* [testfolder]',
+        false,
+        function (yargs) {
+            return yargs.positional('testfolder', {
+                default: 'tests/',
+                description: 'Path to the tests'
+            });
+        },
+        function (argv) {
+            console.log('CLI', argv);
+        }
+    )
+    .parse();

src/Tester.ts

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+/* *
+ *
+ *  Imports
+ *
+ * */
+
+import * as Assert from 'assert';
+
+/* *
+ *
+ *  Class
+ *
+ * */
+
+export class Tester<T = unknown> {
+
+    /* *
+     *
+     *  Static Properties
+     *
+     * */
+
+    public static readonly defaultSession = new Tester(Assert);
+
+    /* *
+     *
+     *  Constructor
+     *
+     * */
+
+    public constructor(
+        assert: T
+    ) {
+        this.assert = assert;
+    }
+
+    /* *
+     *
+     *  Properties
+     *
+     * */
+
+    public readonly assert: T;
+
+    public readonly errors: Array<[string, unknown]> = [];
+
+    public readonly successes: Array<string> = [];
+
+    public readonly tests: Array<[string, Function]> = [];
+
+    /* *
+     *
+     *  Functions
+     *
+     * */
+
+    public start(
+        verbose?: boolean
+    ): void {
+        const errors = this.errors;
+        const successes = this.successes;
+
+        let result: unknown;
+        let testCode: Function;
+        let testCounter = 0;
+        let title: string;
+
+        for (const test of this.tests) {
+            testCode = test[1];
+            title = `#${++testCounter}: ${test[0]}`;
+
+            try {
+                result = testCode();
+
+                if (result instanceof Promise) {
+                    result
+                        .then(() => successes.push(title))
+                        .catch((error) => errors.push([title, error]));
+                }
+                else {
+                    successes.push(title);
+                }
+            }
+            catch (error) {
+                errors.push([title, error]);
+            }
+        }
+
+        if (!verbose) {
+            return;
+        }
+
+        for (const success of successes) {
+            console.log('✅', success);
+        }
+
+        for (const error of errors) {
+            console.log('🛑', error[0]);
+            console.error(error[1]);
+        }
+    }
+
+    public test(
+        description: string,
+        testCode: (assert: T) => unknown
+    ): void {
+        this.tests.push([description, testCode]);
+    }
+
+}
+
+/* *
+ *
+ *  Default Export
+ *
+ * */
+
+export default Tester;

src/index.ts

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+import Tester from './Tester.js';
+export const test: typeof Tester.defaultSession.test = Tester.defaultSession.test.bind(Tester.defaultSession);
+export default test;
+
+export * from './Tester.js';

src/tsconfig.json

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+{
+    "extends": "../tsconfig.json",
+    "compilerOptions": {
+        "declaration": true,
+        "esModuleInterop": true,
+        "outDir": "../lib/"
+    }
+}