added version messageHEADmaster

1 files changed, 7 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
index fe1d0eb..f9222c8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,8 +4,11 @@ use std::io::{prelude::*, stdin, stdout, BufReader, BufWriter};
 
 const HELP_MSG: &str = "Title-Case Tool\n\
         -h | --help\t\t\tPrints this message\n\
+        -v | --version\t\t\tPrints version number\n\
         -i | --ignore [word...]\t\tA list of words that should not be corrected";
 
+const VERSION_MSG: &str = env!("CARGO_PKG_VERSION");
+
 /// Words that will not be capitalized unless they are at the start or end of a title.
 const EXCEPTIONS: &[&str] = &[
     "vs", "above", "across", "against", "at", "between", "by", "along", "among", "down", "in",
@@ -37,6 +40,10 @@ fn main() {
                 println!("{}", HELP_MSG);
                 return;
             }
+            "--version" | "-v" => {
+                println!("{}", VERSION_MSG);
+                return;
+            }
             unrecognized => {
                 panic!(format!("Unrecognized option: {}", unrecognized));
             }