misc improvements

src/file.rs

@@ -237,11 +237,11 @@ impl<'event> GitConfig<'event> {
     /// This function will return an error if the key is not in the requested
     /// section and subsection, or if the section and subsection do not exist.
     pub fn get_raw_value<'lookup>(
-        &'event self,
+        &self,
         section_name: &'lookup str,
         subsection_name: Option<&'lookup str>,
         key: &'lookup str,
-    ) -> Result<Cow<'event, [u8]>, GitConfigError<'lookup>> {
+    ) -> Result<Cow<'_, [u8]>, GitConfigError<'lookup>> {
         // Note: cannot wrap around the raw_multi_value method because we need
         // to guarantee that the highest section id is used (so that we follow
         // the "last one wins" resolution strategy by `git-config`).

src/parser.rs

@@ -1,5 +1,5 @@
 //! This module handles parsing a `git-config` file. Generally speaking, you
-//! want to use a higher a[u8]action such as [`GitConfig`] unless you have some
+//! want to use a higher abstraction such as [`GitConfig`] unless you have some
 //! explicit reason to work with events instead.
 //!
 //! The general workflow for interacting with this is to use one of the

src/test_util.rs

@@ -1,6 +1,8 @@
-use std::borrow::Cow;
+//! This module is only included for tests, and contains common unit test helper
+//! functions.
 
 use crate::parser::{Event, ParsedComment, ParsedSectionHeader};
+use std::borrow::Cow;
 
 pub fn section_header_event(
     name: &str,

src/values.rs

@@ -60,9 +60,6 @@ use std::str::FromStr;
 ///
 /// [`parser`]: crate::parser::Parser
 pub fn normalize_cow(input: Cow<'_, [u8]>) -> Cow<'_, [u8]> {
-    let mut first_index = 0;
-    let mut last_index = 0;
-
     let size = input.len();
     if &*input == b"\"\"" {
         return Cow::Borrowed(&[]);
@@ -81,6 +78,8 @@ pub fn normalize_cow(input: Cow<'_, [u8]>) -> Cow<'_, [u8]> {
 
     let mut owned = vec![];
 
+    let mut first_index = 0;
+    let mut last_index = 0;
     let mut was_escaped = false;
     for (i, c) in input.iter().enumerate() {
         if was_escaped {
@@ -111,10 +110,10 @@ pub fn normalize_cow(input: Cow<'_, [u8]>) -> Cow<'_, [u8]> {
         }
     }
 
-    owned.extend(&input[last_index..]);
+    if last_index == 0 {
-    if owned.is_empty() {
         input
     } else {
+        owned.extend(&input[last_index..]);
         Cow::Owned(owned)
     }
 }