Upgrade to Rust 1.72.0

.github/workflows/ci.yml

@@ -80,8 +80,8 @@ jobs:
         set -euo pipefail
 
         # Install the appropriate version of Rust.
-        rustup toolchain install 1.65.0 # [ref:rust_1.65.0]
-        rustup default 1.65.0 # [ref:rust_1.65.0]
+        rustup toolchain install 1.72.0 # [ref:rust_1.72.0]
+        rustup default 1.72.0 # [ref:rust_1.72.0]
 
         # Add the targets.
         rustup target add x86_64-pc-windows-msvc
@@ -120,8 +120,8 @@ jobs:
         set -euo pipefail
 
         # Install the appropriate version of Rust.
-        rustup toolchain install 1.65.0 # [ref:rust_1.65.0]
-        rustup default 1.65.0 # [ref:rust_1.65.0]
+        rustup toolchain install 1.72.0 # [ref:rust_1.72.0]
+        rustup default 1.72.0 # [ref:rust_1.72.0]
 
         # Add the targets.
         rustup target add x86_64-apple-darwin
@@ -193,8 +193,8 @@ jobs:
         set -euo pipefail
 
         # Install the appropriate version of Rust.
-        rustup toolchain install 1.65.0 # [ref:rust_1.65.0]
-        rustup default 1.65.0 # [ref:rust_1.65.0]
+        rustup toolchain install 1.72.0 # [ref:rust_1.72.0]
+        rustup default 1.72.0 # [ref:rust_1.72.0]
 
         # Fetch the program version.
         VERSION="$(cargo pkgid | cut -d# -f2 | cut -d: -f2)"

src/count.rs

@@ -2,9 +2,9 @@
 // multiplicity (pluralizing if necessary). For example, `count(3, "cow")` becomes "3 cows".
 pub fn count(n: usize, noun: &str) -> String {
     if n == 1 {
-        format!("{} {}", n, noun)
+        format!("{n} {noun}")
     } else {
-        format!("{} {}s", n, noun)
+        format!("{n} {noun}s")
     }
 }
 

src/format.rs

@@ -14,7 +14,7 @@ impl CodeStr for str {
         if SHOULD_COLORIZE.should_colorize() {
             self.magenta()
         } else {
-            ColoredString::from(&format!("`{}`", self) as &Self)
+            ColoredString::from(&format!("`{self}`") as &Self)
         }
     }
 }

src/generate_rust.rs

@@ -86,7 +86,7 @@ pub fn generate(
         writeln!(
             &mut buffer,
             "\
-// This file was automatically generated by Typical {}.
+// This file was automatically generated by Typical {typical_version}.
 // Visit https://github.com/stepchowfun/typical for more information.
 
 use std::{{
@@ -326,7 +326,6 @@ fn finish<T: BufRead>(reader: &mut T) -> io::Result<()> {{
         reader.consume(buffer_size);
     }}
 }}",
-            typical_version,
         )
         .unwrap();
 
@@ -1694,15 +1693,15 @@ fn write_identifier<T: Write>(
         write!(buffer, "r#")?;
     }
 
-    write!(buffer, "{}", converted_identifier)?;
+    write!(buffer, "{converted_identifier}")?;
 
     Ok(())
 }
 
 // Write the given level of indentation.
 fn write_indentation<T: Write>(buffer: &mut T, indentation: usize) -> Result<(), fmt::Error> {
     for _ in 0..indentation {
-        write!(buffer, "{}", INDENTATION)?;
+        write!(buffer, "{INDENTATION}")?;
     }
 
     Ok(())