ZSH

Install

Install Zsh.

brew install zsh

Install Oh My Zsh.

sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"

Upgrade it.

upgrade_oh_my_zsh

Change theme

Edit the config file.

nano ~/.zshrc

References

https://github.com/robbyrussell/oh-my-zsh/issues/1906#issuecomment-252443982

https://www.freecodecamp.org/news/how-to-configure-your-macos-terminal-with-zsh-like-a-pro-c0ab3f3c1156/

Change theme.

#ZSH_THEME="robbyrussell"
ZSH_THEME="agnoster"

Reload the config.

source .zshrc

References

https://github.com/robbyrussell/oh-my-zsh/wiki/Themes

Install fonts

Run.

git clone https://github.com/powerline/fonts.git
cd fonts
./install.sh

Change your iTermr2 font to Meslo LG L for Powerline.

Fix autocomplete

Put these two lines at the end of my .zshrc

autoload -Uz compinit
compinit

Shorten path

Edit your theme confi file.

cd ˜/.oh-my-zsh/themes/
vi agnoster.zsh-theme

Edit the file as follows.

prompt_dir() {
  #prompt_segment blue $CURRENT_FG '%~'
  prompt_segment blue $CURRENT_FG '%2~'
}

Apply changes.

source ˜/.zshrc

Update ZSH after the change

cd ~/.oh-my-zsh
git stash
upgrade_oh_my_zsh
git stash pop