show current working git branch on command line with color

Go to the home dir
[code language=”shell”]
cd ~
[/code]

Open the .bash_profile
[code language=”shell”]
vim .bash_profile
[/code]

Press Shift and G together

Press I

Copy and paste the below code
[code language=”shell”]
#Show current git branch name on git initialized directory
function parse_git_branch () {
git branch 2> /dev/null | sed -e ‘/^[^*]/d’ -e ‘s/* \(.*\)/ (\1)/’
}

# \033[ or \e[ indicates the beginning of color promopt
RED="\[\e[0;31m\]"
YELLOW="\[\e[0;33m\]"
BLUE="\[\e[0;34m\]"
GREEN="\[\033[0;32m\]"
CYAN="\[\e[0;36m\]"
PURPLE="\[\e[0;35m\]"
BROWN="\[\e[0;33m\]"
NO_COLOR="\[\033[0m\]"

PS1="$BROWN\u@\h$NO_COLOR:\w$GREEN\$(parse_git_branch)$NO_COLOR\$ "
[/code]

Press Esc, type :wp and enter

Type :q! and enter

Type this to load the .bash_profile and enter
[code language=”shell”]
source .bash_profile
[/code]