NOTE: how to setup a julia project

Tape julia in shell, after getting into the interactive environment of Julia, tape ] to get into pkg mode:

               _
   _       _ _(_)_     |  Documentation: https://docs.julialang.org
  (_)     | (_) (_)    |
   _ _   _| |_  __ _   |  Type "?" for help, "]?" for Pkg help.
  | | | | | | |/ _` |  |
  | | |_| | | | (_| |  |  Version 1.5.0 (2020-08-01)
 _/ |\__'_|_|_|\__'_|  |  Official https://julialang.org/ release
|__/                   |

(@v1.5) pkg>

In this mode tape: generate HelloWorld

(@v1.5) pkg> generate HelloWorld

In the current directory would have a new directory called HelloWorld.

In HelloWorld/:

Project.toml
src/
  HelloWorld.jl

To play with definitions in module HelloWorld, in pkg mode tape activate .

(@v1.5) pkg> activate .

Then use ; + enter back to interactive mode:

julia> import HelloWorld
julia> using HelloWorld