workaround for mssql types missed types

Author: KSDaemon

packages/cubejs-mssql-driver/src/types/mssql.d.ts

@@ -0,0 +1,13 @@
+import 'mssql';
+
+// Because "@types/mssql": "^9.1.7" (latest as of Apr 2025) still doesn't have info about valueHandler
+declare module 'mssql' {
+  namespace valueHandler {
+    function set(
+      type: any,
+      handler: (value: unknown) => unknown
+    ): void;
+  }
+
+  export const valueHandler: typeof valueHandler;
+}

packages/cubejs-mssql-driver/tsconfig.json

@@ -8,5 +8,6 @@
     "outDir": "dist",
     "rootDir": ".",
     "baseUrl": ".",
+    "typeRoots": ["./node_modules/@types", "./src/types"]
   }
 }