Misc scripts / helpers

[AlanGreene]

• Use a DEBUG trap to step through scripts: https://twitter.com/b0rk/status/1312413117436104705
• change prompt colour on non-zero exit (checking $?) https://twitter.com/thingskatedid/status/1316081732467081217 zsh: PS1='%(?.%(!.#.;).%F{6}%B;%b%f)'

[AlanGreene]

https://github.com/paulmillr/dotfiles/blob/master/etc/bootstrap-macos.sh

Set hostname

echo 'Enter new hostname of the machine (e.g. macbook-paulmillr)'
  read hostname
  echo "Setting new hostname to $hostname..."
  scutil --set HostName "$hostname"
  compname=$(sudo scutil --get HostName | tr '-' '.')
  echo "Setting computer name to $compname"
  scutil --set ComputerName "$compname"
  sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.smb.server NetBIOSName -string "$compname"

Generate SSH key and upload to GitHub

pub=$HOME/.ssh/id_ed25519.pub
echo 'Checking for SSH key, generating one if it does not exist...'
  [[ -f $pub ]] || ssh-keygen -t ed25519

echo 'Copying public key to clipboard. Paste it into your Github account...'
  [[ -f $pub ]] && cat $pub | pbcopy
  open 'https://github.com/account/ssh'

[AlanGreene]

Prompt feedback on error done using starship

Moved comment above to new issue