Command prompt that shows current git branch

cli-prompt.sh

GREEN='\[\033[0;32m\]'
YELLOW='\[\033[0;33m\]'
NC='\[\033[0m\]' # No Color

function parse_git_dirty {
  [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit, working tree clean" ]] && echo "*"
}

function parse_git_branch {
  ref=$(git symbolic-ref HEAD 2> /dev/null) || return
  echo "("${ref#refs/heads/}"$(parse_git_dirty))"
}

PS1="[\u@\h:\w ${GREEN}\$(parse_git_branch)${NC}] $ "

# Example (clean branch, no outstanding changes):
# [jeffjohnson@Jeffs-MBP:~/dev/sbac/git/repositories/microservices/TDS_ExamService (develop)] $

# Example (dirty branch, some files have changed):
# [jeffjohnson@Jeffs-MBP:~/dev/sbac/git/repositories/microservices/TDS_ExamService (develop*)] $