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October 9, 2015 07:37
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Bash and Zsh prompt with Git support
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| # To use, download this file at the root of your home directory, than add : | |
| # . .bash_git.sh | |
| # at the end of you .bashrc file | |
| # Colors | |
| LineColor="\e[0;36m" | |
| GitNotOkColor="\e[1;31m" | |
| GitOkColor="\e[1;32m" | |
| RootLineColor=$GitNotOkColor | |
| WorkingDirColor="\e[0;93m" | |
| TimeColor="\e[0;96m" | |
| # Get the current working dir "home-shortened" (~/dir instead of /home/user/dir) | |
| function getShortWorkingDirectory { | |
| escaped_home=$(echo $HOME | sed -e 's/[\/&]/\\&/g') | |
| short_working_directory=$(pwd | sed -e "s/$escaped_home/~/g") | |
| echo $short_working_directory | |
| } | |
| # Get the current Git branch without parenthesis | |
| function getGitBranch { | |
| echo $(__git_ps1 "%s") | |
| } | |
| # Get the current Git status | |
| # ok = Current Git branch is clean | |
| # nok = Current Git branch is dirty | |
| # notgit = Not in a git repository | |
| function getGitStatus { | |
| if [[ $(getGitBranch) != "" ]]; then | |
| git status | grep "nothing to commit" > /dev/null 2>&1 | |
| if [[ $? -eq 0 ]]; then | |
| echo "ok" | |
| else | |
| echo "nok" | |
| fi | |
| else | |
| echo "nogit" | |
| fi | |
| } | |
| # Build the prompt | |
| function gitPrompt { | |
| dir=$(getShortWorkingDirectory) | |
| branch=$(getGitBranch) | |
| status=$(getGitStatus) | |
| time=$(date +%H:%M:%S) | |
| before="───┤ " | |
| after=" ├───" | |
| # Change the line color if logged as root (sudo) | |
| if [[ $(whoami) == "root" ]]; then | |
| LineColor=$RootLineColor | |
| fi | |
| prompt="┌$before$time$after" | |
| colored_prompt="$LineColor┌$before$TimeColor$time$LineColor$after" | |
| if [[ $status != "nogit" ]]; then | |
| # We are in a git repository | |
| prompt="$prompt$before" | |
| colored_prompt="$colored_prompt$before" | |
| if [[ $status == "ok" ]]; then | |
| # The current branch is clean | |
| prompt="$prompt ✓ $branch" | |
| colored_prompt="$colored_prompt $GitOkColor✓ $branch" | |
| else | |
| # The current branch is dirty | |
| prompt="$prompt ✕ $branch" | |
| colored_prompt="$colored_prompt $GitNotOkColor✕ $branch" | |
| fi | |
| prompt="$prompt$after" | |
| colored_prompt="$colored_prompt$LineColor$after" | |
| fi | |
| prompt="$prompt$before$dir$after" | |
| colored_prompt="$colored_prompt$before$WorkingDirColor$dir$LineColor$after" | |
| # Counting the length of the generated prompt | |
| length=$(echo $prompt | wc -m) | |
| # Compute the length difference between total columns, and prompt length | |
| let fill_count=$COLUMNS-$length | |
| # Right pad the prompt to fill the screen width | |
| while [[ $fill_count -gt 0 ]]; do | |
| prompt="$prompt─" | |
| colored_prompt="$colored_prompt─" | |
| let fill_count=$fill_count-1 | |
| done | |
| # Insert a new line before the prompt, for more clarity | |
| echo "" | |
| echo -e $colored_prompt | |
| echo -ne "└──▶ " | |
| } | |
| # Replace the current prompt | |
| export PS1="\$(gitPrompt)" |
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