Checks for todos in the current repository

find_todos.sh

#!/usr/bin/env bash
set -e

todo_message=""
directory="."

has_ripgrep() {
	which "rg" | grep "not found"
	case $? in
		0) # no ripgrep found
			echo "0"	
		;;
		1) # ripgrep present
			echo "1"
		;;
		*) # grep error
			echo "Error!" 1>&2
			exit 1
		;;
	esac
		
}

is_git_repo() {
	git status 2>&1 | grep "fatal"
	case $? in
		0) # not git repo
			echo "0"
		;;
		1) # is git repo
			echo "1"
		;;
		*) # grep error
			echo "grep error!" 1>&2
			exit 1
		;;
	esac
}

usage() {
	echo "Usage: $0 [ OPTIONS ]"
	echo
	echo "OPTIONS:"
	echo "    -m MESSAGE      Check for messages of form (TODO|FIXME)\(MESSAGE\)"
	echo "                    when this is not set, it sets mesage to the current git branch"
	echo "    -d DIRECTORY    Recursively search files starting from <DIRECTORY>. Defaults to current directory"
	echo "    -h              Print this help message"
}

#### MAIN ####
while getopts "hm:d:" arg; do
	case $arg in
		m)
			todo_message=${OPTARG}	
			;;
		h)
			usage
			exit 0
			;;
		d)
			directory=${OPTARG}
			;;
		*)
			usage
			exit 1
		;;
	esac
done

cd $directory
if [ -z $todo_message ]; then
	# Check if this is a valid git repostory
	if [ "$(is_git_repo)" == "1" ]; then
		todo_message=$(git status | head -1 | awk -F ' ' '{ print $3 }')
	else
		echo "'$directory' not a git repository and is not child of a git repository"
		exit 1
	fi
fi

if [ "$(has_ripgrep)" == "1" ]; then
	rg -i "(TODO|FIXME)\($todo_message\)" .
else
	grep -i -r "(TODO|FIXME)\($todo_message\)" .
fi