Fixed length records: Difference between revisions

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@@ Line 1,185: / Line 1,185: @@
 =={{header|Rust}}==
-<lang rust>use std::io::prelude::*;
+<lang rust>use std::fs::File;
+use std::io::prelude::*;
 use std::io::{BufReader, BufWriter};
-use std::fs::File;
-fn reverse_file(input_filename: &str, output_filename: &str,
+fn reverse_file(
+    input_filename: &str,
-    record_len: usize) -> std::io::Result<()> {
+    output_filename: &str,
+    record_len: usize,
+) -> std::io::Result<()> {
     let mut input = BufReader::new(File::open(input_filename)?);
     let mut output = BufWriter::new(File::create(output_filename)?);
@@ Line 1,205: / Line 1,208: @@
     match reverse_file("infile.dat", "outfile.dat", 80) {
         Ok(()) => {}
-        Err(error) => eprintln!("I/O error: {}", error)
+        Err(error) => eprintln!("I/O error: {}", error),
     }
 }</lang>