#!/bin/sh
#
# gitflow -- A collection of Git wrapper scripts to provide high-level
# repository operations for Vincent Driessen's branching model:
# 
# Original blog post presenting this model is found at:
#    http://nvie.com/archives/323
# 
# Feel free to contribute to this project at:
#    http://github.com/nvie/gitflow
#
# Copyright (c) 2010 by Vincent Driessen
#

usage() {
	echo "usage: gitflow start feature <name> [<base>]"
	echo "       gitflow finish feature <name>"
}

parse_args() {
	FEATURE="$1"
    if [ $# -eq 2 ]; then
        BASE="$2"
    else
        BASE="develop"
    fi
	if [ "$FEATURE" = "" ]; then
		echo "Missing argument <release>."
		usage
		exit 1
	fi
}

start() {
	parse_args "$@"

	# Checks
	gitflow_check_clean_working_tree
	gitflow_require_branch_absent "$FEATURE"
	if [ "$BASE" = "develop" ]; then
		gitflow_require_branches_equal 'develop' 'origin/develop'
	fi

	# All checks passed, ready to roll
	echo "git checkout -b $FEATURE $BASE"
}

finish() {
	parse_args "$@"

	# Checks
	gitflow_check_clean_working_tree
	gitflow_require_branch "$FEATURE"
	if [ "$BASE" = "develop" ]; then
		gitflow_require_branches_equal 'develop' 'origin/develop'
	fi

	# All checks passed, ready to roll
	echo "git checkout $BASE"
	echo "git merge --no-ff $FEATURE"
	echo "git branch -d $FEATURE"
}