Installing es on Mac using Brew

Package Information:

Name: es
Use: Extensible shell with first class functions, lexical scoping, and more
URL: https://wryun.github.io/es-shell/

Installation Steps:

1. Launch Terminal by pressing <command+space>. Type terminal and hit Enter key.
2. Copy and execute below command
   

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

3. Install es using brew

   brew install es

es is ready to use now!