fix doc, fmt

src/uu/env/src/split_iterator.rs

@@ -11,9 +11,9 @@
 //! Even though it looks quite like a POSIX syntax, the original
 //! "shell_words" implementation had to be adapted significantly.
 //!
-//! Apart from the grammar differences, there is a new feature integrated: $VARIABLE expansion by subst crate.
+//! Apart from the grammar differences, there is a new feature integrated: $VARIABLE expansion.
 //!
-//! [GNU env] https://www.gnu.org/software/coreutils/manual/html_node/env-invocation.html#g_t_002dS_002f_002d_002dsplit_002dstring-syntax
+//! [GNU env] <https://www.gnu.org/software/coreutils/manual/html_node/env-invocation.html#g_t_002dS_002f_002d_002dsplit_002dstring-syntax>
 
 #![forbid(unsafe_code)]
 
@@ -196,7 +196,8 @@ impl<'a> SplitIterator<'a> {
         if pos_end == pos_start {
             return Err(ParseError::ParsingOfVariableNameFailed {
                 pos: pos_start,
-                msg: "Missing variable name".into() });
+                msg: "Missing variable name".into(),
+            });
         }
 
         Ok(self.raw_parser.get_substring(&Range {

tests/by-util/test_env.rs

@@ -768,7 +768,10 @@ mod tests_split_iterator {
         );
         assert_eq!(
             split(r#""$""#),
-            Err(ParseError::ParsingOfVariableNameFailed { pos: 2, msg: "Missing variable name".into() }),
+            Err(ParseError::ParsingOfVariableNameFailed {
+                pos: 2,
+                msg: "Missing variable name".into()
+            }),
         );
     }
 
@@ -932,8 +935,7 @@ mod test_raw_string_parser {
     }
 
     #[test]
-    fn test_multi_byte_codes_skip_one_take_one_skip_until_ascii_char_or_end()
-    {
+    fn test_multi_byte_codes_skip_one_take_one_skip_until_ascii_char_or_end() {
         let input = "🦉🦉🦉x🦉🦉x🦉x🦉🦉🦉🦉";
         let mut uut = env::raw_string_parser::RawStringParser::new(input);