blog post: https://gochomugo.github.io/musings/hack-with-msu/

goodies.sh

$ msu install-many mods.txt       # assuming the file 'mods.txt' list some modules
$ msu upgrade                     # this upgrades 'msu' to latest release
$ msu nuke                        # this removes msu from this machine

install-proverbs.sh

$ msu install gh:GochoMugo/proverbs  # installs from github
$ msu.reload                         # reloads aliases
$ proverb                            # we have a new command: proverb

mods.txt

gh:GochoMugo/fancy-aliases
gh:GochoMugo/submarine
gh:GochoMugo/transfer

sample-output

$ chmod +x sample.sh       # make it executable
$ ./sample.sh              # run the script
success: this is a sample success msg
error: this is a sample error msg

sample.sh

#!/usr/bin/env msu

# modules
msu_require "console"

# prints a sample success message
sample_success_msg() {
    # 'success' function has been imported from module 'console'
    success "this is a sample success msg"
}

# prints a sample error message
sample_error_msg() {
    # 'error' function has been imported from module 'console'
    error "this is a sample error msg"
}


# now we start our primary tasks
sample_success_msg              # print a sample success message
sample_error_msg                # print a sample error message