nextstep

A simple tool to read a state machine definition from a file and execute the next step in it.

Installation

Add the nexstep.sh file to your path.

Usage

Defining a state machine

Create a state file like this:

one=echo one
one_next=two

two=echo two
two_next=three

three=echo three && echo restarting
three_next=one

Executing the next step

First, set your starting state in your working directory:

echo one > nextstep.state

Then, run nextstep.sh to execute the next step:

> nextstep <state file>
one
> nextstep <state file>
two
> nextstep <state file>
three
restarting
> nextstep <state file>
one