Merge pull request #1512 from BarbUk/feature/theme-barbuk

Add theme barbuk

themes/barbuk/README.md

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+# BarbUk theme
+
+A minimal theme with a clean git prompt
+
+## Provided Information
+
+* Current git remote tool logo (support: github, gitlab, bitbucket)
+* Current path (red when user is root)
+* Current git info
+* Last command exit code (only shown when the exit code is greater than 0)
+
+## Examples
+
+### Clean
+
+```bash
+ ~ ❯ 
+```
+
+### Git
+
+```bash
+   ~/.dotfiles on  master ⤏  origin ↑2 •7 ✗ ❯
+ ```

themes/barbuk/barbuk.theme.bash

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+#!/usr/bin/env bash
+# shellcheck disable=2034,2154
+
+SCM_GIT_CHAR_GITLAB='  '
+SCM_GIT_CHAR_BITBUCKET='  '
+SCM_GIT_CHAR_GITHUB='  '
+SCM_GIT_CHAR_DEFAULT='  '
+SCM_GIT_CHAR_ICON_BRANCH=''
+SCM_HG_CHAR='☿ '
+SCM_SVN_CHAR='⑆ '
+SCM_NONE_CHAR=
+SCM_THEME_PROMPT_DIRTY=" ${bold_red}✗"
+SCM_THEME_PROMPT_CLEAN=" ${bold_green}✓"
+SCM_THEME_PROMPT_PREFIX="|"
+SCM_THEME_PROMPT_SUFFIX="${green}| "
+SCM_GIT_BEHIND_CHAR="${bold_red}↓${normal}"
+SCM_GIT_AHEAD_CHAR="${bold_green}↑${normal}"
+SCM_GIT_UNTRACKED_CHAR="⌀"
+SCM_GIT_UNSTAGED_CHAR="${bold_yellow}•${normal}"
+SCM_GIT_STAGED_CHAR="${bold_green}+${normal}"
+GIT_THEME_PROMPT_DIRTY=" ${bold_red}✗"
+GIT_THEME_PROMPT_CLEAN=" ${bold_green}✓"
+GIT_THEME_PROMPT_PREFIX="${cyan}"
+GIT_THEME_PROMPT_SUFFIX="${cyan}"
+SCM_THEME_BRANCH_TRACK_PREFIX="${normal} ⤏  ${cyan}"
+SCM_THEME_CURRENT_USER_PREFFIX='  '
+SCM_GIT_SHOW_CURRENT_USER=false
+EXIT_CODE_ICON=' '
+
+function _git-uptream-remote-logo {
+    [[ "$(_git-upstream)" == "" ]] && return
+
+    local remote remote_domain
+    remote=$(_git-upstream-remote)
+    remote_domain=$(git config --get remote."$remote".url | awk -F'[@:.]' '{print $2}')
+
+    # remove // suffix for https:// url
+    remote_domain=${remote_domain//\//}
+
+    case $remote_domain in
+        github ) SCM_GIT_CHAR="$SCM_GIT_CHAR_GITHUB";;
+        gitlab ) SCM_GIT_CHAR="$SCM_GIT_CHAR_GITLAB";;
+        bitbucket ) SCM_GIT_CHAR="$SCM_GIT_CHAR_BITBUCKET";;
+        * ) SCM_GIT_CHAR="$SCM_GIT_CHAR_DEFAULT";;
+    esac
+}
+
+function git_prompt_info {
+    git_prompt_vars
+    echo -e " on $SCM_GIT_CHAR_ICON_BRANCH $SCM_PREFIX$SCM_BRANCH$SCM_STATE$SCM_GIT_AHEAD$SCM_GIT_BEHIND$SCM_GIT_STASH$SCM_SUFFIX"
+}
+
+function _exit-code {
+    if [[ "$1" -ne 0 ]]; then
+        exit_code=" ${purple}${EXIT_CODE_ICON}${yellow}${exit_code}${bold_orange}"
+    else
+        exit_code="${bold_green}"
+    fi
+}
+
+function _prompt {
+    local exit_code="$?" wrap_char=' ' dir_color=$green
+
+    _exit-code exit_code
+    _git-uptream-remote-logo
+
+    history -a
+
+    # Detect root shell
+    if [ "$(whoami)" = root ]; then
+        dir_color=$red
+    fi
+
+    PS1="\\n ${purple}$(scm_char)${dir_color}\\w${normal}$(scm_prompt_info)${exit_code}"
+
+    [[ ${#PS1} -gt $((COLUMNS*3)) ]] && wrap_char="\\n"
+    PS1="${PS1}${wrap_char}❯${normal} "
+}
+
+safe_append_prompt_command _prompt