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128 lines
3.2 KiB
128 lines
3.2 KiB
#!/bin/bash
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# Shell prompt based on the amazing work of Jess Frazelle.
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# Screenshot: http://i.imgur.com/EkEtphC.png
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if [[ $COLORTERM = gnome-* && $TERM = xterm ]] && infocmp gnome-256color >/dev/null 2>&1; then
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export TERM='gnome-256color';
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elif infocmp xterm-256color >/dev/null 2>&1; then
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export TERM='xterm-256color';
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fi;
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prompt_git() {
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local s='';
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local branchName='';
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# Check if the current directory is in a Git repository.
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if [ "$(git rev-parse --is-inside-work-tree &>/dev/null; echo "${?}")" == '0' ]; then
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# check if the current directory is in .git before running git checks
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if [ "$(git rev-parse --is-inside-git-dir 2> /dev/null)" == 'false' ]; then
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if [[ -O "$(git rev-parse --show-toplevel)/.git/index" ]]; then
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git update-index --really-refresh -q &> /dev/null;
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fi;
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# Check for uncommitted changes in the index.
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if ! git diff --quiet --ignore-submodules --cached; then
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s+='+';
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fi;
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# Check for unstaged changes.
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if ! git diff-files --quiet --ignore-submodules --; then
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s+='!';
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fi;
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# Check for untracked files.
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if [ -n "$(git ls-files --others --exclude-standard)" ]; then
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s+='?';
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fi;
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# Check for stashed files.
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if git rev-parse --verify refs/stash &>/dev/null; then
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s+='$';
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fi;
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fi;
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# Get the short symbolic ref.
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# If HEAD isn’t a symbolic ref, get the short SHA for the latest commit
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# Otherwise, just give up.
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branchName="$(git symbolic-ref --quiet --short HEAD 2> /dev/null || \
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git rev-parse --short HEAD 2> /dev/null || \
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echo '(unknown)')";
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[ -n "${s}" ] && s=" [${s}]";
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echo -e "${1}${branchName}${blue}${s}";
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else
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return;
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fi;
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}
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cloud=""
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if grep -q "^flags.* hypervisor" /proc/cpuinfo && [[ ! -d "/mnt/c/Windows/" ]]; then
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cloud="☁️ "
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fi
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if tput setaf 1 &> /dev/null; then
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tput sgr0; # reset colors
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bold=$(tput bold);
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reset=$(tput sgr0);
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# Solarized colors, taken from http://git.io/solarized-colors.
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black=$(tput setaf 0);
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blue=$(tput setaf 33);
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cyan=$(tput setaf 37);
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green=$(tput setaf 64);
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orange=$(tput setaf 166);
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purple=$(tput setaf 125);
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red=$(tput setaf 124);
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violet=$(tput setaf 61);
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white=$(tput setaf 15);
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yellow=$(tput setaf 136);
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else
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bold='';
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reset="\\e[0m";
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# shellcheck disable=SC2034
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black="\\e[1;30m";
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blue="\\e[1;34m";
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cyan="\\e[1;36m";
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green="\\e[1;32m";
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# shellcheck disable=SC2034
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orange="\\e[1;33m";
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# shellcheck disable=SC2034
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purple="\\e[1;35m";
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red="\\e[1;31m";
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violet="\\e[1;35m";
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white="\\e[1;37m";
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yellow="\\e[1;33m";
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fi;
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# Highlight the user name when logged in as root.
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if [[ "${USER}" == "root" ]]; then
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userStyle="${red}";
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else
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userStyle="${blue}";
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fi;
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# Highlight the hostname when connected via SSH.
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if [[ "${SSH_TTY}" ]]; then
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hostStyle="${bold}${cyan}";
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else
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hostStyle="${cyan}";
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fi;
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# Set the terminal title to the current working directory.
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PS1="\\[\\033]0;\\w\\007\\]";
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PS1+="\\[${bold}\\]\\n"; # newline
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PS1+="\\[${userStyle}\\]\\u"; # username
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PS1+="\\[${white}\\] at ";
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PS1+="\\[${hostStyle}\\]${cloud}\\h"; # host
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PS1+="\\[${white}\\] in ";
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PS1+="\\[${green}\\]\\w"; # working directory
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PS1+="\$(prompt_git \"${white} on ${violet}\")"; # Git repository details
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PS1+="\\n";
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PS1+="\\[${white}\\]\$ \\[${reset}\\]"; # `$` (and reset color)
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export PS1;
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PS2="\\[${yellow}\\]→ \\[${reset}\\]";
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export PS2;
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