From cc5b71d536df03199c7672b002d85c7b729268a3 Mon Sep 17 00:00:00 2001
From: daryl <daryl@gordon.on.net>
Date: Thu, 26 May 2022 16:01:32 +0930
Subject: [PATCH] Add 'bash/usage_help.bash'

---
 bash/usage_help.bash | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 bash/usage_help.bash

diff --git a/bash/usage_help.bash b/bash/usage_help.bash
new file mode 100644
index 0000000..135b924
--- /dev/null
+++ b/bash/usage_help.bash
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+Usage()
+{
+    echo -e "\nUsage: $(basename "$0") [-a|-b|-c]"
+    echo "Anything else you'd like to say, explain arguments, etc."
+}
+
+# Somewhere soon we do argument parsing and hit -h|--help:
+Usage           # Yes, it's that simple.
+
+# Or find an invalid argument:
+Usage           # Still easy, and now we've reused code.