Enable/disable sync stdio in main UO thread before webworker

Author: ianthomas23

src/shell_impl.ts

@@ -95,7 +95,10 @@ export class ShellImpl implements IShellImpl {
       this._options.color ? ansi.styleReset : undefined
     );
 
-    this._tabCompleter = new TabCompleter(this._runContext, this._options.enableBufferedStdinCallback);
+    this._tabCompleter = new TabCompleter(
+      this._runContext,
+      this._options.enableBufferedStdinCallback
+    );
   }
 
   get aliases(): Aliases {

test/integration-tests/shell.test.ts

@@ -553,8 +553,7 @@ test.describe('Shell', () => {
       expect(lines.at(-1)).toMatch(/ls a$/);
     });
 
-    //const stdinOptions = ['sab', 'sw'];
-    const stdinOptions = ['sw'];
+    const stdinOptions = ['sab', 'sw'];
     stdinOptions.forEach(stdinOption => {
       test(`check prompt displayed and accepted using y via ${stdinOption}`, async ({ page }) => {
         const output = await page.evaluate(