shadow: Fix nightly linter warning for uninlined format arguments

See https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args

Signed-off-by: Samuel Ortiz <[email protected]>

src/date_time.rs

@@ -129,7 +129,7 @@ mod tests {
         .unwrap();
         assert!(regex.is_match(&time));
 
-        println!("local now:{}", time); // 2022-07-14 00:40:05 +08:00
+        println!("local now:{time}"); // 2022-07-14 00:40:05 +08:00
         assert_eq!(time.len(), 26);
     }
 

src/env.rs

@@ -189,7 +189,7 @@ mod dep_source_replace {
             if tree.trim().is_empty() {
                 tree.push_str(&val);
             } else {
-                tree = format!("{}\n{}", tree, val);
+                tree = format!("{tree}\n{val}");
             }
         }
         tree
@@ -272,7 +272,7 @@ pub fn new_system_env(std_env: &BTreeMap<String, String>) -> BTreeMap<ShadowCons
     );
 
     if let Err(e) = env.init(std_env) {
-        println!("{}", e);
+        println!("{e}");
     }
     env.map
 }

src/git.rs

@@ -256,7 +256,7 @@ pub fn new_git(
     );
 
     if let Err(e) = git.init(path, std_env) {
-        println!("{}", e);
+        println!("{e}");
     }
 
     git.map

src/lib.rs

@@ -269,7 +269,7 @@ impl Shadow {
         F: FnOnce(&File) -> SdResult<()>,
     {
         let desc = r#"/// Below code generated by project custom from by build.rs"#;
-        writeln!(&self.f, "\n{}\n", desc)?;
+        writeln!(&self.f, "\n{desc}\n")?;
         f(&self.f)?;
         Ok(())
     }
@@ -303,7 +303,7 @@ impl Shadow {
         let out = {
             let path = Path::new(out_path.as_str());
             if !out_path.ends_with('/') {
-                path.join(format!("{}/{}", out_path, SHADOW_RS))
+                path.join(format!("{out_path}/{SHADOW_RS}"))
             } else {
                 path.join(SHADOW_RS)
             }
@@ -348,7 +348,7 @@ impl Shadow {
 
     pub fn cargo_rerun_if_env_changed(&self) {
         for k in self.std_env.keys() {
-            println!("cargo:rerun-if-env-changed={}", k);
+            println!("cargo:rerun-if-env-changed={k}");
         }
     }
 
@@ -360,7 +360,7 @@ impl Shadow {
 
     fn gen_const(&mut self) -> SdResult<()> {
         for (k, v) in self.map.clone() {
-            println!("cargo:rerun-if-env-changed={}", k);
+            println!("cargo:rerun-if-env-changed={k}");
             self.write_const(k, v)?;
         }
         Ok(())
@@ -374,7 +374,7 @@ impl Shadow {
 // Create time by:{}"#,
             DateTime::now().human_format()
         );
-        writeln!(&self.f, "{}\n\n", desc)?;
+        writeln!(&self.f, "{desc}\n\n")?;
         Ok(())
     }
 
@@ -405,8 +405,8 @@ impl Shadow {
             ),
         };
 
-        writeln!(&self.f, "{}", desc)?;
-        writeln!(&self.f, "{}\n", define)?;
+        writeln!(&self.f, "{desc}")?;
+        writeln!(&self.f, "{define}\n")?;
         Ok(())
     }
 
@@ -433,9 +433,9 @@ impl Shadow {
                 }
             }
         };
-        writeln!(&self.f, "{}\n", ver_fn)?;
-        writeln!(&self.f, "{}\n", clap_ver_fn)?;
-        writeln!(&self.f, "{}\n", clap_long_ver_fn)?;
+        writeln!(&self.f, "{ver_fn}\n")?;
+        writeln!(&self.f, "{clap_ver_fn}\n")?;
+        writeln!(&self.f, "{clap_long_ver_fn}\n")?;
 
         Ok(vec![BUILD_CONST_VERSION, BUILD_CONST_CLAP_LONG_VERSION])
     }
@@ -459,11 +459,10 @@ impl Shadow {
             "/// print build in method\n\
             #[allow(dead_code)]\n\
             pub fn print_build_in() {\
-            {{}}\
-}\n",
-            print_val,
+            {{print_val}}\
+            }\n",
         );
-        writeln!(&self.f, "{}", everything_define)?;
+        writeln!(&self.f, "{everything_define}")?;
 
         Ok(())
     }
@@ -480,14 +479,14 @@ mod tests {
         let shadow = fs::read_to_string("./shadow.rs")?;
         assert!(!shadow.is_empty());
         assert!(shadow.lines().count() > 0);
-        println!("{}", shadow);
+        println!("{shadow}");
         Ok(())
     }
 
     #[test]
     fn test_env() {
         for (k, v) in std::env::vars() {
-            println!("K:{},V:{}", k, v);
+            println!("K:{k},V:{v}");
         }
     }
 }