Generate a new package's README.md from an existing package's README.md

generate-readme

#!/usr/bin/env bash

echo

usage() {
	echo "OVERVIEW:"
	echo "    Generate a new package's README.md from an existing package's README.md"
	echo
        echo "USAGE:"
        echo "    generate-readme existing-package-path existing-package-name new-package-name"
        echo
        echo "EXAMPLE:"
        echo "    generate-readme ../Pokemon Pokemon DragonBall"
        echo
        echo "        HOME Directory"
	echo "        ├── Pokemon"
	echo "        │   └── README.md"
	echo "        └── DragonBall (Current Directory)"
	echo
}

replace_package_name() {
	sed -i '' -e 's/'$EXISTING_PACKAGE_NAME'/'$NEW_PACKAGE_NAME'/g' $NEW_PACKAGE_README
}

if [ -z "$1" ]; then
	usage
	exit 1
else
	if [ -d $1 ]; then
		export EXISTING_PACKAGE_PATH=$1
		export EXISTING_PACKAGE_README=$EXISTING_PACKAGE_PATH/README.md
		if [ -a $EXISTING_PACKAGE_README ]; then
			if [ -n "$2" ] && [ -n "$3" ]; then
			export EXISTING_PACKAGE_NAME=$2
			export NEW_PACKAGE_NAME=$3
			else
				echo "ERROR: Please enter 2 package names."
				echo
				exit 1
			fi
		else
			echo "ERROR: $EXISTING_PACKAGE_README doesn't exist."
			echo
			exit 1
		fi
	else
		echo "ERROR: $1 directory doesn't exist."
		echo
		exit 1
	fi
fi

export NEW_PACKAGE_README=~+/README.md
cp -f $EXISTING_PACKAGE_README $NEW_PACKAGE_README
replace_package_name
cat $NEW_PACKAGE_README
echo

# An Existing Package's README.md

# A New Package's README.md