test: use node --test

Don't install another devDependency for something that is built in now

package.json

@@ -24,7 +24,7 @@
 	"scripts": {
 		"build": "del-cli dist && tsc",
 		"prepack": "npm run build",
-		"test": "tsc --sourceMap && xo && c8 --all ava"
+		"test": "tsc --sourceMap && xo && c8 --all node --test --enable-source-maps"
 	},
 	"type": "module",
 	"engines": {
@@ -38,26 +38,25 @@
 	},
 	"devDependencies": {
 		"@sindresorhus/tsconfig": "^5.0.0",
-		"@types/node": "^14.18.22",
-		"ava": "^5.0.1",
+		"@types/node": "^18.18.13",
 		"c8": "^8.0.1",
 		"del-cli": "^5.0.0",
 		"grammy": "^1.10.1",
 		"typescript": "^5.0.2",
 		"xo": "^0.56.0"
 	},
 	"files": [
-		"dist/source",
-		"!*.test.*"
+		"dist",
+		"!*.test.*",
+		"!test.*"
 	],
-	"main": "./dist/source/index.js",
-	"types": "./dist/source/index.d.ts",
+	"main": "./dist/index.js",
+	"types": "./dist/index.d.ts",
 	"xo": {
 		"space": 2,
 		"rules": {
 			"@typescript-eslint/naming-convention": "off",
-			"@typescript-eslint/prefer-readonly-parameter-types": "off",
-			"ava/no-ignored-test-files": "off"
+			"@typescript-eslint/prefer-readonly-parameter-types": "off"
 		},
 		"overrides": [
 			{

source/identifier.test.ts

@@ -0,0 +1,66 @@
+import {strictEqual} from 'node:assert';
+import {test} from 'node:test';
+import {suffixHTML, suffixMarkdown, suffixMarkdownV2} from './identifier.js';
+
+await test('messageSuffixMarkdown', () => {
+  strictEqual(
+    suffixMarkdown('unicorns', undefined),
+    '[\u200C](http://t.me/#unicorns#)',
+  );
+});
+
+await test('messageSuffixMarkdown with additional state', () => {
+  strictEqual(
+    suffixMarkdown('unicorns', 'explode'),
+    '[\u200C](http://t.me/#unicorns#explode)',
+  );
+});
+
+await test('messageSuffixMarkdown additional state gets url encoded correctly', () => {
+  strictEqual(
+    suffixMarkdown('unicorns', 'foo bar'),
+    '[\u200C](http://t.me/#unicorns#foo%20bar)',
+  );
+});
+
+await test('messageSuffixMarkdownV2', () => {
+  strictEqual(
+    suffixMarkdownV2('unicorns', undefined),
+    '[\u200C](http://t.me/#unicorns#)',
+  );
+});
+
+await test('messageSuffixMarkdownV2 with additional state', () => {
+  strictEqual(
+    suffixMarkdownV2('unicorns', 'explode'),
+    '[\u200C](http://t.me/#unicorns#explode)',
+  );
+});
+
+await test('messageSuffixMarkdownV2 additional state gets url encoded correctly', () => {
+  strictEqual(
+    suffixMarkdownV2('unicorns', 'foo bar'),
+    '[\u200C](http://t.me/#unicorns#foo%20bar)',
+  );
+});
+
+await test('messageSuffixHTML', () => {
+  strictEqual(
+    suffixHTML('unicorns', undefined),
+    '<a href="http://t.me/#unicorns#">\u200C</a>',
+  );
+});
+
+await test('messageSuffixHTML with additional state', () => {
+  strictEqual(
+    suffixHTML('unicorns', 'explode'),
+    '<a href="http://t.me/#unicorns#explode">\u200C</a>',
+  );
+});
+
+await test('messageSuffixHTML additional state gets url encoded correctly', () => {
+  strictEqual(
+    suffixHTML('unicorns', 'foo bar'),
+    '<a href="http://t.me/#unicorns#foo%20bar">\u200C</a>',
+  );
+});

source/index.ts

@@ -10,14 +10,15 @@ import {
 } from './identifier.js';
 
 type ConstOrPromise<T> = T | Promise<T>;
+export type AnswerFunction<Context extends BaseContext> = (
+  context: ReplyToMessageContext<Context>,
+  additionalState: string,
+) => ConstOrPromise<void>;
 
 export class StatelessQuestion<Context extends BaseContext> {
   constructor(
     public readonly uniqueIdentifier: string,
-    private readonly answer: (
-      context: ReplyToMessageContext<Context>,
-      additionalState: string,
-    ) => ConstOrPromise<void>,
+    private readonly answer: AnswerFunction<Context>,
   ) {}
 
   middleware(): (context: Context, next: () => Promise<void>) => Promise<void> {