Inline all format arguments where possible

This makes code more readale and concise,
moving all format arguments like `format!("{}", foo)`
into the more compact `format!("{foo}")` form.

The change was automatically created with, so there are far less change
of an accidental typo.

```
cargo clippy --fix -- -A clippy::all -W clippy::uninlined_format_args
```

crates/ide-assists/src/handlers/generate_delegate_methods.rs

@@ -81,7 +81,7 @@ pub(crate) fn generate_delegate_methods(acc: &mut Assists, ctx: &AssistContext<'
         acc.add_group(
             &GroupLabel("Generate delegate methods…".to_owned()),
             AssistId("generate_delegate_methods", AssistKind::Generate),
-            format!("Generate delegate for `{}.{}()`", field_name, method.name(ctx.db())),
+            format!("Generate delegate for `{field_name}.{}()`", method.name(ctx.db())),
             target,
             |builder| {
                 // Create the function

crates/ide-assists/src/handlers/generate_enum_projection_method.rs

@@ -157,7 +157,7 @@ fn generate_enum_projection_method(
         assist_description,
         target,
         |builder| {
-            let vis = parent_enum.visibility().map_or(String::new(), |v| format!("{} ", v));
+            let vis = parent_enum.visibility().map_or(String::new(), |v| format!("{v} "));
 
             let field_type_syntax = field_type.syntax();
 

crates/ide-assists/src/handlers/generate_getter.rs

@@ -235,7 +235,7 @@ fn generate_getter_from_info(
 ) -> String {
     let mut buf = String::with_capacity(512);
 
-    let vis = info.strukt.visibility().map_or(String::new(), |v| format!("{} ", v));
+    let vis = info.strukt.visibility().map_or(String::new(), |v| format!("{v} "));
     let (ty, body) = if info.mutable {
         (
             format!("&mut {}", record_field_info.field_ty),

crates/ide-assists/src/tests.rs

@@ -171,7 +171,7 @@ fn check(handler: Handler, before: &str, expected: ExpectedResult<'_>, assist_la
                     }
                     FileSystemEdit::MoveDir { src, src_id, dst } => {
                         // temporary placeholder for MoveDir since we are not using MoveDir in ide assists yet.
-                        (dst, format!("{:?}\n{:?}", src_id, src))
+                        (dst, format!("{src_id:?}\n{src:?}"))
                     }
                 };
                 let sr = db.file_source_root(dst.anchor);

crates/ide-assists/src/tests/sourcegen.rs

@@ -18,7 +18,7 @@ use super::check_doc_test;
         for assist in assists.iter() {
             for (idx, section) in assist.sections.iter().enumerate() {
                 let test_id =
-                    if idx == 0 { assist.id.clone() } else { format!("{}_{}", &assist.id, idx) };
+                    if idx == 0 { assist.id.clone() } else { format!("{}_{idx}", &assist.id) };
                 let test = format!(
                     r######"
 #[test]
@@ -175,7 +175,7 @@ impl fmt::Display for Assist {
 fn hide_hash_comments(text: &str) -> String {
     text.split('\n') // want final newline
         .filter(|&it| !(it.starts_with("# ") || it == "#"))
-        .map(|it| format!("{}\n", it))
+        .map(|it| format!("{it}\n"))
         .collect()
 }
 
@@ -190,6 +190,6 @@ fn reveal_hash_comments(text: &str) -> String {
                 it
             }
         })
-        .map(|it| format!("{}\n", it))
+        .map(|it| format!("{it}\n"))
         .collect()
 }