#10327 Now hashtags get parsed as comment starters if they are prefixed with any whitespace.

crates/nu-parser/tests/test_lex.rs

@@ -182,6 +182,20 @@ fn lex_comment_with_space_in_front_of_hashtag() {
     ));
 }
 
+#[test]
+fn lex_comment_with_tab_in_front_of_hashtag() {
+    let file = b"1..10 | each {echo test\t#testing }";
+
+    let output = lex(file, 0, &[], &[], false);
+
+    assert!(output.1.is_some());
+    assert!(matches!(
+        output.1.unwrap(),
+        ParseError::UnexpectedEof(missing_token, span) if missing_token == "}"
+            && span == Span::new(33, 34)
+    ));
+}
+
 #[test]
 fn lex_is_incomplete() {
     let file = b"let x = 300 | ;";