src/cli/switch.rs

@@ -41,6 +41,10 @@ impl std::error::Error for Error {}
 pub fn execute(args: &Args) -> Result<(), Error> {
     let content = std::fs::read_to_string(&args.file).map_err(|_| Error::OpenFile)?;
 
+    if args.dry_run {
+        println!("Your file will be changed to the following")
+    }
+
     let fs_writer = (!args.dry_run)
         .then(|| {
             File::create(args.output.as_ref().unwrap_or(&args.file)).map_err(|_| Error::OpenFile)