Enable TS strict mode by default (#3899)

Fixes #3324 

Co-authored-by: Kitson Kelly <me@kitsonkelly.com>

2 files changed, 15 insertions, 0 deletions

diff --git a/cli/tests/046_jsx_test.tsx b/cli/tests/046_jsx_test.tsx
index 4e9380eb8..a3df2aad7 100644
--- a/cli/tests/046_jsx_test.tsx
+++ b/cli/tests/046_jsx_test.tsx
@@ -1,3 +1,8 @@
+declare namespace JSX {
+  interface IntrinsicElements {
+    [elemName: string]: any;
+  }
+}
 const React = {
   createElement(factory: any, props: any, ...children: any[]) {
     return {factory, props, children}
diff --git a/cli/tests/048_media_types_jsx.ts b/cli/tests/048_media_types_jsx.ts
index c2340de35..f6a498fdf 100644
--- a/cli/tests/048_media_types_jsx.ts
+++ b/cli/tests/048_media_types_jsx.ts
@@ -10,6 +10,16 @@ import { loaded as loadedJsx2 } from "http://localhost:4545/cli/tests/subdir/mt_
 import { loaded as loadedJsx3 } from "http://localhost:4545/cli/tests/subdir/mt_text_ecmascript_jsx.j3.jsx";
 import { loaded as loadedJsx4 } from "http://localhost:4545/cli/tests/subdir/mt_application_x_javascript_jsx.j4.jsx";
 
+declare global {
+  // eslint-disable-next-line @typescript-eslint/no-namespace
+  namespace JSX {
+    interface IntrinsicElements {
+      // eslint-disable-next-line @typescript-eslint/no-explicit-any
+      [elemName: string]: any;
+    }
+  }
+}
+
 console.log(
   "success",
   loadedTsx1,