src/main.rs

@@ -1,3 +1,8 @@
+//! # numf
+//!
+//! This binary should just take any amount of numbers and print them out formatted to some other
+//! system.
+
 use std::io::{IsTerminal, Read};
 use std::process::exit;
 
@@ -12,7 +17,6 @@ fn main() -> anyhow::Result<()> {
     let mut options = FormatOptions::parse();
     let mut stdin_nums = Vec::new();
     let stdin = std::io::stdin();
-    // only accept numbers from stdin if the stdin is not an interactive terminal
     if !stdin.is_terminal() {
         match stdin.lock().read_to_end(&mut stdin_nums) {
             Ok(_) => {
@@ -45,7 +49,6 @@ fn main() -> anyhow::Result<()> {
         };
     }
 
-    // add random numbers to the number list, according to how many are requested
     if options.rand() > 0 {
         use rand::prelude::*;
         let mut rand = rand::rngs::OsRng;
@@ -54,7 +57,6 @@ fn main() -> anyhow::Result<()> {
         }
     }
 
-    // exit with error if no numbers are to be formatted
     if options.numbers().is_empty() {
         eprintln!("{}", FormatOptions::command().render_usage());
         eprintln!("no numbers have been provided");