#!/bin/bash -eu

# Function to find the next executable in the path
find_next_in_path() {
	# Get the path to the current command
	local prog_path="${1:-${BASH_SOURCE[1]}}"
	local cmd="$(basename "$prog_path")"
	local dir="$(dirname "$prog_path")"

	# Initialize found flag to false
	local found=false
	local return_next=false

	# Loop through the directories in PATH
	IFS=':'
	for path in $PATH; do
		# Check if the current path is in the current directory
		if [ "$dir" = "$path" ]; then
			return_next=true
		elif [ "$return_next" = true -a -e "$path/$cmd" ]; then
			echo "$path/$cmd"
			found=true
			break
		fi
	done

	if [ "$found" = false ]; then
		echo "Command not found in any parent directory of PATH."
		return 1
	fi

	return 0
}

if [ "$0" = "$BASH_SOURCE" ]; then
	find_next_in_path "$@"
fi