bashrc_增加git信息显示

~/.bashrc 或者 ~/.bash_profile

function parse_git_dirty {
    local git_status=$(git status 2> /dev/null);
    local git_now="";
    local changes_file_num=0;
    local untracked_file_num=0;

    if [[ "${git_status}" =~ "nothing to commit, working tree clean" ]]; then
        git_now="=";  # 与远端一致
        changes_file_num=$( git diff --cached --name-only 2> /dev/null | wc -l | tr -d ' ' )
    elif [[ "${git_status}" =~ "Changes not staged for commit" ]]; then
        git_now='*';  # 有修改的文件
        changes_file_num=$( git diff --name-only 2> /dev/null | wc -l | tr -d ' ' )
        untracked_file_num=$( cd $( git rev-parse --show-toplevel ); git ls-files --others --exclude-standard 2> /dev/null | wc -l | tr -d ' '  )
        changes_file_num=$(( ${changes_file_num} + ${untracked_file_num} ))
    elif [[ "${git_status}" =~ "Changes to be committed" ]]; then
        git_now='~';  # [有要提交的文件]
        changes_file_num=$( git diff --cached --name-only 2> /dev/null | wc -l | tr -d ' ' )
    elif [[ "${git_status}" =~ "Untracked files" ]]; then
        git_now="+";  # [存在改动的文件]
        changes_file_num=$( git diff --name-only 2> /dev/null | wc -l | tr -d ' ' )
        untracked_file_num=$( cd $( git rev-parse --show-toplevel ); git ls-files --others --exclude-standard 2> /dev/null | wc -l | tr -d ' '  )
        changes_file_num=$(( ${changes_file_num} + ${untracked_file_num} ))
    else
        git_now="";
    fi
    #echo "(${git_now}[${changes_file_num}])";
    echo "(${git_now}[${changes_file_num}])";
}
function git_branch()
{
    branch=`git rev-parse --abbrev-ref HEAD 2>/dev/null`
    if [ "${branch}" != "" ]
    then
        if [ "${branch}" = "(no branch)" ]
        then
            branch="(`git rev-parse --short HEAD`...)"
        fi
        #echo "☛ $branch($(parse_git_dirty))"
        #echo "⎇ $branch ($(parse_git_dirty))"
        echo "$branch"
    fi
}

function prompt_command {
    PS1="\n\[\033[01;36m\][\u@\h\[\033[01;32m\] \w\[\033[01;36m\]]\[\033[01;36m\] ⎇ \[\033[01;33m\]$(git_branch) \[\033[01;31m\]$(parse_git_dirty)\[\033[00m\]\n\\$\[\033[00m\] "                                   
}

PROMPT_COMMAND=prompt_command
export CLICOLOR=1
export LSCOLORS=ExGxFxdaCxDaDahbadache

export BASH_SILENCE_DEPRECATION_WARNING=1
# 关闭brew每次执行命令时的自动更新
export HOMEBREW_NO_AUTO_UPDATE=true

  export PATH="/opt/homebrew/bin:$PATH"

[[ -r "/opt/homebrew/etc/profile.d/bash_completion.sh" ]] && . "/opt/homebrew/etc/profile.d/bash_completion.sh"

# PATH="/opt/homebrew/opt/coreutils/libexec/gnubin:$PATH"

alias l='gls -l'
alias ll='gls --color=auto -lh --time-style=long-iso'
alias la='gls --color=auto -lFah --time-style=long-iso'
alias cdxt="cd /Users/FengYLBook/DataStorage/XTransfer_Save"
alias cdxtgit="cd /Users/FengYLBook/DataStorage/XTransfer_Save/XTgit"
alias cdfsgit="cd /Users/FengYLBook/DataStorage/My_Info/FSGit"
alias cdso="cd /Users/FengYLBook/.ssh/socket" 
alias cdgo="cd /Users/FengYLBook/DataStorage/My_Info/FSGit/GoCode" 
alias cdob="cd /Users/FengYLBook/DataStorage/ObsidianNote" 
alias rm-ssh='rm -rf ~/.ssh/socket/*'

export PATH="/Users/FengYLBook/bin:$PATH"

# 先创建文件: .git-completion.bash 
# 获取文件内容地址: https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash
if  \[ -f ~/.git-completion.bash \]; then
    . ~/.git-completion.bash
fi

# go 环境配置
export GOROOT=/usr/local/go
export GOPATH="/Users/FengYLBook/DataStorage/GoWorkspace"
export GO111MODULE=on
export GOPROXY=https://goproxy.cn,direct
export PATH=$PATH:$GOROOT/bin:$GOPATH/bin

complete -C /Users/FengYLBook/DataStorage/GoWorkspace/bin/gocomplete go

  export HOMEBREW_BOTTLE_DOMAIN=https://mirrors.ustc.edu.cn/homebrew-bottles #ckbrew
  eval $(/opt/homebrew/bin/brew shellenv) #ckbrew

export PATH="/opt/homebrew/opt/mysql-client/bin:$PATH"
HISTTIMEFORMAT="%F %T "

# vimrc 增加补全修改默认python3版本
alias python="/opt/homebrew/bin/python3"
alias pip="/opt/homebrew/bin/pip3.10"
export PATH="/opt/homebrew/opt/berkeley-db/bin:$PATH"
export LDFLAGS="-L/opt/homebrew/opt/berkeley-db/lib"
export CPPFLAGS="-I/opt/homebrew/opt/berkeley-db/include"
export PATH="/opt/homebrew/opt/ruby/bin:$PATH"
export LDFLAGS="-L/opt/homebrew/opt/ruby/lib"
export CPPFLAGS="-I/opt/homebrew/opt/ruby/include"
export PKG_CONFIG_PATH="/opt/homebrew/opt/ruby/lib/pkgconfig"
eval "$(perl -I$HOME/perl5/lib/perl5 -Mlocal::lib=$HOME/perl5)"