From e0624fe19846ead048135dd1f34faa71319e0748 Mon Sep 17 00:00:00 2001
From: la10736 <michele.damico@gmail.com>
Date: Tue, 9 Apr 2024 13:43:02 +0200
Subject: [PATCH] Fix clippy warning

---
 rstest/src/lib.rs                       |  1 +
 rstest_macros/src/lib.rs                |  1 +
 rstest_macros/src/parse/fixture.rs      |  4 +--
 rstest_macros/src/parse/future.rs       | 33 ++++++++++++-------------
 rstest_macros/src/parse/rstest/files.rs |  1 -
 rstest_macros/src/refident.rs           | 10 +++-----
 6 files changed, 24 insertions(+), 26 deletions(-)

diff --git a/rstest/src/lib.rs b/rstest/src/lib.rs
index ba4852fa..4b84b4c8 100644
--- a/rstest/src/lib.rs
+++ b/rstest/src/lib.rs
@@ -1,3 +1,4 @@
+#![allow(clippy::test_attr_in_doctest)]
 //! This crate will help you to write simpler tests by leveraging a software testing concept called
 //! [test fixtures](https://en.wikipedia.org/wiki/Test_fixture#Software). A fixture is something
 //! that you can use in your tests to encapsulate a test's dependencies.
diff --git a/rstest_macros/src/lib.rs b/rstest_macros/src/lib.rs
index cb71efce..f372194b 100644
--- a/rstest_macros/src/lib.rs
+++ b/rstest_macros/src/lib.rs
@@ -1,3 +1,4 @@
+#![allow(clippy::test_attr_in_doctest)]
 #![cfg_attr(use_proc_macro_diagnostic, feature(proc_macro_diagnostic))]
 extern crate proc_macro;
 
diff --git a/rstest_macros/src/parse/fixture.rs b/rstest_macros/src/parse/fixture.rs
index 35ceddb7..93f73c36 100644
--- a/rstest_macros/src/parse/fixture.rs
+++ b/rstest_macros/src/parse/fixture.rs
@@ -134,9 +134,9 @@ impl VisitMut for FixturesFunctionExtractor {
             arg.attrs = remain;
 
             let (pos, errors) = parse_attribute_args_just_once(extracted.iter(), "with");
-            self.1.extend(errors.into_iter());
+            self.1.extend(errors);
             let (resolve, errors) = parse_attribute_args_just_once(extracted.iter(), "from");
-            self.1.extend(errors.into_iter());
+            self.1.extend(errors);
             if pos.is_some() || resolve.is_some() {
                 self.0
                     .push(Fixture::new(name, resolve, pos.unwrap_or_default()))
diff --git a/rstest_macros/src/parse/future.rs b/rstest_macros/src/parse/future.rs
index e3576aa4..8668bf97 100644
--- a/rstest_macros/src/parse/future.rs
+++ b/rstest_macros/src/parse/future.rs
@@ -108,6 +108,21 @@ impl FutureFunctionExtractor {
             Err(self.errors.into())
         }
     }
+
+    fn compute_arguments_kind(arg: &syn::Attribute) -> Result<FutureArg, syn::Error> {
+        if matches!(arg.meta, syn::Meta::Path(_)) {
+            Ok(FutureArg::Define)
+        } else {
+            match arg.parse_args::<Option<Ident>>()? {
+                Some(awt) if awt == format_ident!("awt") => Ok(FutureArg::Await),
+                None => Ok(FutureArg::Define),
+                Some(invalid) => Err(syn::Error::new_spanned(
+                    arg.parse_args::<Option<Ident>>()?.into_token_stream(),
+                    format!("Invalid '{invalid}' #[future(...)] arg."),
+                )),
+            }
+        }
+    }
 }
 
 impl VisitMut for FutureFunctionExtractor {
@@ -118,23 +133,7 @@ impl VisitMut for FutureFunctionExtractor {
         match extract_argument_attrs(
             node,
             |a| attr_is(a, "future"),
-            |arg, name| {
-                let kind = if matches!(arg.meta, syn::Meta::Path(_)) {
-                    FutureArg::Define
-                } else {
-                    match arg.parse_args::<Option<Ident>>()? {
-                        Some(awt) if awt == format_ident!("awt") => FutureArg::Await,
-                        None => FutureArg::Define,
-                        Some(invalid) => {
-                            return Err(syn::Error::new_spanned(
-                                arg.parse_args::<Option<Ident>>()?.into_token_stream(),
-                                format!("Invalid '{invalid}' #[future(...)] arg."),
-                            ));
-                        }
-                    }
-                };
-                Ok((arg, name.clone(), kind))
-            },
+            |arg, name| Self::compute_arguments_kind(&arg).map(|kind| (arg, name.clone(), kind)),
         )
         .collect::<Result<Vec<_>, _>>()
         {
diff --git a/rstest_macros/src/parse/rstest/files.rs b/rstest_macros/src/parse/rstest/files.rs
index 72d0d953..7b6fb9b6 100644
--- a/rstest_macros/src/parse/rstest/files.rs
+++ b/rstest_macros/src/parse/rstest/files.rs
@@ -253,7 +253,6 @@ impl BaseDir for DefaultBaseDir {}
 
 trait GlobResolver {
     fn glob(&self, pattern: &str) -> Result<Vec<PathBuf>, String> {
-        let pattern = pattern;
         let globs =
             glob(pattern).map_err(|e| format!("glob failed for whole path `{pattern}` due {e}"))?;
         globs
diff --git a/rstest_macros/src/refident.rs b/rstest_macros/src/refident.rs
index 51a78e08..f125b7af 100644
--- a/rstest_macros/src/refident.rs
+++ b/rstest_macros/src/refident.rs
@@ -109,12 +109,10 @@ pub trait RemoveMutability {
 
 impl RemoveMutability for FnArg {
     fn remove_mutability(&mut self) {
-        match self {
-            FnArg::Typed(PatType { pat, .. }) => match pat.as_mut() {
-                Pat::Ident(ident) => ident.mutability = None,
-                _ => {}
-            },
-            _ => {}
+        if let FnArg::Typed(PatType { pat, .. }) = self {
+            if let Pat::Ident(ident) = pat.as_mut() {
+                ident.mutability = None
+            }
         };
     }
 }