Adding usage help message

Author: chrisfsampaio

README.md

@@ -1,2 +1,19 @@
 xcode-build-testflight-script
 =============================
+
+A bash script that builds your Xcode project and ship it to your Testflight account.
+
+#Arguments
+
+ -c **Use CocoaPods flag**  
+ -p **PROJECT_NAME**  
+ -s **SCHEME_NAME**  
+ -v **VERSION**  
+ -i **ICON_PATH**  
+ -n **APP_NAME**  
+ -t **TESTFLIGHT_TEAM_TOKEN**  
+ -a **TESTFLIGHT_API_TOKEN**  
+ -d **TESTFLIGHT_DISTRIBUTION_LIST**  
+ -r **CERTIFICATE_NAME**  
+ -f **CONFIGURATION**  
+ -h **HELP**  

xcode-build-testflight.sh

@@ -7,19 +7,20 @@
 #                                                      #
 ########################################################
 
-
-# Arguments:
-# -c                    Use CocoaPods
-# -p PROJECT_NAME
-# -s SCHEME_NAME
-# -v VERSION
-# -i ICON_PATH
-# -n APP_NAME
-# -t TESTFLIGHT_TEAM_TOKEN
-# -a TESTFLIGHT_API_TOKEN
-# -d TESTFLIGHT_DISTRIBUTION_LIST
-# -r CERTIFICATE_NAME
-# -f CONFIGURATION
+USAGE_MESSAGE="
+ Usage:
+ -c Use CocoaPods flag
+ -p PROJECT_NAME
+ -s SCHEME_NAME
+ -v VERSION
+ -i ICON_PATH
+ -n APP_NAME
+ -t TESTFLIGHT_TEAM_TOKEN
+ -a TESTFLIGHT_API_TOKEN
+ -d TESTFLIGHT_DISTRIBUTION_LIST
+ -r CERTIFICATE_NAME
+ -f CONFIGURATION
+ -h Help Message"
 
 USE_COCOA_PODS=NO
 PROJECT_NAME=""
@@ -39,7 +40,7 @@ function test_args {
 	fi
 }
 
-while getopts ":cp:s:f:i:n:t:a:d:r:" opt; do
+while getopts ":chp:s:f:i:n:t:a:d:r:" opt; do
 	case $opt in
 		c)
 			USE_COCOA_PODS=YES
@@ -80,7 +81,10 @@ while getopts ":cp:s:f:i:n:t:a:d:r:" opt; do
 			test_args
 			CONFIGURATION=$OPTARG
 			;;
-
+		h)
+			echo "$USAGE_MESSAGE"
+			exit
+			;;
 		\?)
 			echo "Invalid option: -$OPTARG" >&2
 			;;