convert resolve to ts (tsx works inside child process)

Author: AtofStryker

packages/server/lib/modes/run.ts

@@ -1131,6 +1131,7 @@ async function ready (options: ReadyOptions) {
       socketId,
       parallel,
       onError,
+      // @ts-expect-error - browser is not typed correctly
       browser,
       project,
       runUrl,

packages/server/lib/util/resolve.js

@@ -0,0 +1,28 @@
+import debugModule from 'debug'
+const debug = debugModule('cypress:server:plugins')
+
+/**
+ * Resolves the path to 'typescript' module.
+ *
+ * @param {projectRoot} path to the project root
+ * @returns {string|null} path if typescript exists, otherwise null
+ */
+export const typescript = (projectRoot) => {
+  if (process.env['CYPRESS_INTERNAL_NO_TYPESCRIPT'] === '1' || !projectRoot) {
+    return null
+  }
+
+  try {
+    debug('resolving typescript with projectRoot %o', projectRoot)
+
+    const resolved = require.resolve('typescript', { paths: [projectRoot] })
+
+    debug('resolved typescript %s', resolved)
+
+    return resolved
+  } catch (e) {
+    debug('could not resolve typescript, error: %s', e.message)
+
+    return null
+  }
+}