handle trailing whitespace inside group

rslib/src/search/parser.rs

@@ -162,6 +162,9 @@ fn group_inner(input: &str) -> IResult<&str, Vec<Node>> {
     if nodes.is_empty() {
         Err(nom::Err::Error((remaining, nom::error::ErrorKind::Many1)))
     } else {
+        // chomp any trailing whitespace
+        let (remaining, _) = whitespace0(remaining)?;
+
         Ok((remaining, nodes))
     }
 }
@@ -428,6 +431,16 @@ mod test {
             ]
         );
 
+        // including in groups
+        assert_eq!(
+            parse("(  t   t2  )")?,
+            vec![Group(vec![
+                Search(UnqualifiedText("t".into())),
+                And,
+                Search(UnqualifiedText("t2".into()))
+            ])]
+        );
+
         assert_eq!(
             parse(r#"hello  -(world and "foo:bar baz") OR test"#)?,
             vec![