add missing version info

Author: rpearce

CHANGELOG.md

@@ -4,6 +4,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [0.1.2] - 2020-05-09
+
+### Fixed
+Include missing version information
+
+### Fixed
+* use `printf` instead of `clear` to clear the screen
+
 ## [0.1.1] - 2020-05-09
 
 ### Fixed

bashcards

@@ -7,13 +7,20 @@ set -eou pipefail
 
 pname="bashcards"
 ext="bcrds"
+version="0.1.2"
+
+function version {
+  echo "$version"
+  return 0
+}
 
 function usage {
   cat <<EOF
 Usage: $pname [OPTION...]
 
-  -d, --dir DIRECTORY    Specify directory with *.$ext files
+  -d, --dir DIRECTORY    Directory containing *.$ext files
   -h, --help             See this help information
+  -v, --version          Current version
 EOF
 
   return 0
@@ -208,7 +215,8 @@ function start {
 # Determine command
 
 case "$1" in
-  -d|--dir ) [[ ! -n "${2-}" ]] && dir_not_found; start $2;;
-  -h|--help) usage;;
-          *) unknown-cmd;;
+  -d|--dir    ) [[ ! -n "${2-}" ]] && dir_not_found; start $2;;
+  -h|--help   ) usage;;
+  -v|--version) version;;
+             *) unknown-cmd;;
 esac

bashcards.8

@@ -4,18 +4,21 @@
 .SH NAME
 bashcards \- Practice flashcards in bash
 .SH SYNOPSIS
-bashcards [-d directory] [-h|--help]
+bashcards [-v,--version] [-h|--help] [-d directory]
 .SH DESCRIPTION
 bashcards is a bash program for practicing flashcards in bash.
 .SH OPTIONS
 .TP
-.BR -d, --dir
+.BR -d,--dir
 Directory containing bashcard files (*.bcrds). Each file should contain a group
 of bashcards (one per line) formatted as front=back. If not provided, default
 bashcard values will be used.
 .TP
-.BR -h, --help
+.BR -h,--help
 See this help information
+.TP
+.BR -v,--version
+Current version
 .SH BUGS
 No known bugs.
 .SH AUTHOR