Build a jison grammar for a mode-grammar-builder mode
This is an internal binary tool used by the bash-parser build toolchain to compile a json grammar to a javascript file.
You usually don't need to use it directly if you are not developing Vorpal.
mgb <mode folder path>
E.g., to build posix grammar:
mgb modes/posix
The MIT License (MIT)
Copyright (c) 2017 vorpaljs