What is “zsh-syntax-highlighting” Package?

Fish shell like syntax highlighting for zsh
For more details: https://github.com/zsh-users/zsh-syntax-highlighting

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install zsh-syntax-highlighting.

  brew install zsh-syntax-highlighting

Now, use zsh-syntax-highlighting!