From 9674f9f693240213210388f2d182418220ad6947 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Altamirano?=
 <38230545+sebastian-altamirano@users.noreply.github.com>
Date: Fri, 23 May 2025 21:47:19 -0300
Subject: [PATCH] fix: add support for `exactOptionalPropertyTypes` in type
 definitions

---
 src/index.js              | 24 +++++++++++++++++++++++-
 tests/types/tsconfig.json |  3 ++-
 2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/src/index.js b/src/index.js
index 07c7a245..c9e904f2 100644
--- a/src/index.js
+++ b/src/index.js
@@ -19,7 +19,28 @@ import rules from "./build/rules.js";
 
 /** @typedef {import("eslint").Linter.RulesRecord} RulesRecord*/
 /** @typedef {import("eslint").Linter.Config} Config*/
-/** @typedef {import("eslint").ESLint.Plugin} Plugin */
+/** @typedef {import("eslint").Linter.LegacyConfig} LegacyConfig*/
+/** @typedef {import("eslint").Linter.Processor} Processor*/
+/**
+ * @typedef {import("eslint").ESLint.Plugin &
+ *     { meta: {
+ *         name: string;
+ *         version: string;
+ *     }} &
+ *     { processors: {
+ *         markdown: Processor;
+ *     }} &
+ *     { languages: {
+ *         commonmark: Language;
+ *         gfm: Language;
+ *     }} &
+ *     { configs: {
+ *         "recommended-legacy": LegacyConfig;
+ *         recommended: Config[];
+ *         processor: Config[];
+ *     }}
+ * } Plugin
+ */
 /**
  * @typedef {import("./types.ts").MarkdownRuleDefinition<Options>} MarkdownRuleDefinition<Options>
  * @template {Partial<import("./types.ts").MarkdownRuleDefinitionTypeOptions>} [Options={}]
@@ -57,6 +78,7 @@ const processorRulesConfig = {
 
 let recommendedPlugins, processorPlugins;
 
+/** @type {Plugin} */
 const plugin = {
 	meta: {
 		name: "@eslint/markdown",
diff --git a/tests/types/tsconfig.json b/tests/types/tsconfig.json
index 8bc51769..03c94a5a 100644
--- a/tests/types/tsconfig.json
+++ b/tests/types/tsconfig.json
@@ -4,7 +4,8 @@
     "emitDeclarationOnly": false,
     "noEmit": true,
     "rootDir": "../..",
-    "strict": true
+    "strict": true,
+    "exactOptionalPropertyTypes": true
   },
   "files": [],
   "include": [".", "../../dist"]