From 1142035effc3830df5819fa934553b1f671119a5 Mon Sep 17 00:00:00 2001
From: Jeff Widman <jeff@jeffwidman.com>
Date: Mon, 10 Aug 2026 20:18:27 +0000
Subject: [PATCH] Add repository-wide TypeScript typecheck

---
 .github/workflows/test.yml | 2 ++
 eslint.config.mjs          | 2 +-
 package.json               | 1 +
 tsconfig.eslint.json       | 7 -------
 tsconfig.json              | 2 +-
 5 files changed, 5 insertions(+), 9 deletions(-)
 delete mode 100644 tsconfig.eslint.json

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c72d81e63..813e6e091 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,6 +24,8 @@ jobs:
 
       - run: npm run format-check
 
+      - run: npm run typecheck
+
       - run: npm run lint-check
 
       - run: npm run test
diff --git a/eslint.config.mjs b/eslint.config.mjs
index f3f5a8429..d778b8fa3 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -30,7 +30,7 @@ export default defineConfig([
         sourceType: "module",
 
         parserOptions: {
-            project: "./tsconfig.eslint.json",
+            project: "./tsconfig.json",
         },
     },
 
diff --git a/package.json b/package.json
index 72bc1ba28..3d6c2cdb9 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "format-check": "prettier --check **/*.ts",
     "lint": "eslint --fix **/*.ts",
     "lint-check": "eslint **/*.ts",
+    "typecheck": "tsc --noEmit",
     "package": "ncc build -o dist/main src/main.ts --source-map --license licenses.txt && ncc build -o dist/cleanup src/cleanup.ts --source-map --license licenses.txt",
     "test": "SKIP_INTEGRATION_TESTS=true jest --detectOpenHandles",
     "test-integration": "jest --detectOpenHandles 'integration'",
diff --git a/tsconfig.eslint.json b/tsconfig.eslint.json
deleted file mode 100644
index c1abece6e..000000000
--- a/tsconfig.eslint.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "extends": "./tsconfig.json",
-  "include": [
-    "__tests__/**/*.ts",
-    "src/**/*.ts"
-  ]
-}
diff --git a/tsconfig.json b/tsconfig.json
index 67ca4c95c..0fe8beb84 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,6 +11,6 @@
     "forceConsistentCasingInFileNames": true, /* Error if requiring a file by a casing different from the casing on disk */
     "resolveJsonModule": true
   },
-  "include": ["src/**/*.ts"],
+  "include": ["__tests__/**/*.ts", "src/**/*.ts"],
   "exclude": ["**/node_modules/**"]
 }