dotfiles/config/general/.bashrc

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#######################################################################
# ~/.bashrc - Custom PS1 Prompt for Bash Shell #
#######################################################################
# I don't much use Bash me, prefer ZSH of Fish... #
# When that's not availible, let's at least make things look half ok #
#######################################################################
# Originated from: https://github.com/Lissy93/minimal-terminal-prompt #
# Licensed under MIT (C) Alicia Sykes 2022 <https://aliciasykes.com> #
#######################################################################
## Define all the colors
COL_USER_HOST='\e[35m' # The color of 'user@host.ext'
COL_CURSOR='\e[35m' # The color of the trailing cursor arrow
COL_CURRENT_PATH='\e[37m' # The color of the current directory full path
COL_GIT_STATUS_CLEAN='\e[93m' # Color of fresh git branch name, with NO changes
COL_GIT_STATUS_CHANGES='\e[92m' # Color of git branch, affter its diverged from remote
## Text Styles
RESET='\e[0m' # What color will comand outputs be in
BOLD='\e[1m' # BOLD
## Config
SHOW_GIT=true
## If this is a valid git repo, echo the current branch name
parse_git_branch() {
git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}
## Echos what color the git branch should be (depending on changes)
check_for_git_changes() {
if [[ "$(parse_git_branch)" ]]; then
if [[ $(git status --porcelain) ]]; then
echo ${COL_GIT_STATUS_CLEAN}
else
echo ${COL_GIT_STATUS_CHANGES}
fi
fi
}
## Build-up what will be the final PS1 string
set_bash_prompt(){
PS1="${RESET}"
PS1+="${BOLD}${COL_USER_HOST}\u @ \h ${RESET}${COL_CURRENT_PATH}\w "
if [ "$SHOW_GIT" = true ] ; then
PS1+="$(check_for_git_changes)"
PS1+="$(parse_git_branch)"
fi
PS1+="\n${COL_CURSOR}└─▶ "
PS1+="${RESET}"
}
## Done, now just set the PS1 prompt :)
PROMPT_COMMAND=set_bash_prompt