From 5b64ac79bfec65784cdcccdceca8c33fd6734669 Mon Sep 17 00:00:00 2001
From: Amir Abushareb <yields@icloud.com>
Date: Mon, 13 Jun 2016 11:31:36 +0200
Subject: [PATCH] add usage

---
 main.go | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index ab1396a..5f137f9 100644
--- a/main.go
+++ b/main.go
@@ -17,8 +17,23 @@ import (
 const version = ""
 const usage = `
   Usage:
-		tf-docs <dir>
-		tf-docs md <dir>
+    tf-docs <dir>
+    tf-docs md <dir>
+    tf-docs -h | --help
+    tf-docs -v | --version
+
+  Examples:
+
+    # Generate a JSON of inputs and outputs
+    $ tf-docs ./my-module
+
+    # Generate markdown tables of inputs and outputs
+    $ tf-docs md ./my-module
+
+  Options:
+    -h, --help			show help information
+    -v, --version		show version information
+
 `
 
 func main() {