Clean up a few #[allow]s (#2614)

Author: naseschwarz

Diff for: asyncgit/src/error.rs

@@ -1,5 +1,3 @@
-#![allow(renamed_and_removed_lints, clippy::unknown_clippy_lints)]
-
 use std::{
 	num::TryFromIntError, path::StripPrefixError,
 	string::FromUtf8Error,

Diff for: asyncgit/src/sync/config.rs

@@ -1,6 +1,3 @@
-//TODO: hopefully released in next rust (see https://github.com/rust-lang/rust-clippy/issues/9440)
-#![allow(clippy::use_self)]
-
 use crate::error::Result;
 use git2::Repository;
 use scopetime::scope_time;

Diff for: asyncgit/src/sync/logwalker.rs

@@ -1,4 +1,3 @@
-#![allow(dead_code)]
 use super::{CommitId, SharedCommitFilterFn};
 use crate::error::Result;
 use git2::{Commit, Oid, Repository};

Diff for: asyncgit/src/sync/patches.rs

@@ -2,14 +2,12 @@ use super::diff::{get_diff_raw, DiffOptions, HunkHeader};
 use crate::error::{Error, Result};
 use git2::{Diff, DiffLine, Patch, Repository};
 
-#[allow(clippy::redundant_pub_crate)]
-pub(crate) struct HunkLines<'a> {
+pub struct HunkLines<'a> {
 	pub hunk: HunkHeader,
 	pub lines: Vec<DiffLine<'a>>,
 }
 
-#[allow(clippy::redundant_pub_crate)]
-pub(crate) fn get_file_diff_patch<'a>(
+pub fn get_file_diff_patch<'a>(
 	repo: &'a Repository,
 	file: &str,
 	is_staged: bool,

Diff for: asyncgit/src/sync/staging/mod.rs

@@ -68,9 +68,9 @@ impl NewFromOldContent {
 	}
 }
 
-// this is the heart of the per line discard,stage,unstage. heavily inspired by the great work in nodegit: https://github.com/nodegit/nodegit
-#[allow(clippy::redundant_pub_crate)]
-pub(crate) fn apply_selection(
+// this is the heart of the per line discard,stage,unstage. heavily inspired by the great work in
+// nodegit: https://github.com/nodegit/nodegit
+pub fn apply_selection(
 	lines: &[DiffLinePosition],
 	hunks: &[HunkLines],
 	old_lines: &[&str],

Diff for: filetreelist/src/error.rs

@@ -1,5 +1,3 @@
-#![allow(renamed_and_removed_lints, clippy::unknown_clippy_lints)]
-
 use std::{num::TryFromIntError, path::PathBuf};
 use thiserror::Error;
 

Diff for: filetreelist/src/filetreeitems.rs

@@ -144,8 +144,6 @@ impl FileTreeItems {
 				let item_path =
 					Path::new(item.info().full_path_str());
 
-				//TODO: fix once FP in clippy is fixed
-				#[allow(clippy::needless_borrow)]
 				if item_path.starts_with(&path) {
 					item.hide();
 				} else {

Diff for: src/components/utils/emoji.rs

@@ -7,9 +7,10 @@ static EMOJI_REPLACER: Lazy<gh_emoji::Replacer> =
 // Replace markdown emojis with Unicode equivalent
 // :hammer: --> 🔨
 #[inline]
-pub fn emojifi_string(s: &mut String) {
-	let resulting_cow = EMOJI_REPLACER.replace_all(s);
-	if let Cow::Owned(altered_s) = resulting_cow {
-		*s = altered_s;
+pub fn emojifi_string(s: String) -> String {
+	if let Cow::Owned(altered_s) = EMOJI_REPLACER.replace_all(&s) {
+		altered_s
+	} else {
+		s
 	}
 }

Diff for: src/components/utils/logitems.rs

@@ -41,12 +41,11 @@ impl From<CommitInfo> for LogEntry {
 		};
 
 		let author = c.author;
-		#[allow(unused_mut)]
-		let mut msg = c.message;
+		let msg = c.message;
 
 		// Replace markdown emojis with Unicode equivalent
 		#[cfg(feature = "ghemoji")]
-		emojifi_string(&mut msg);
+		let msg = emojifi_string(msg);
 
 		Self {
 			author: author.into(),
@@ -175,9 +174,7 @@ mod tests {
 	use super::*;
 
 	fn test_conversion(s: &str) -> String {
-		let mut s = s.to_string();
-		emojifi_string(&mut s);
-		s
+		emojifi_string(s.into())
 	}
 
 	#[test]

Diff for: src/options.rs

@@ -152,8 +152,6 @@ impl Options {
 		Ok(from_bytes(&buffer)?)
 	}
 
-	//TODO: fix once FP in clippy is fixed
-	#[allow(clippy::needless_borrow)]
 	fn save_failable(&self) -> Result<()> {
 		let dir = Self::options_file(&self.repo)?;