批量清除本地分支

背景

在多个项目频繁切换、快速迭代过程中，我们在本地开发环境创建过许多feature、bugfix分支没有清理。我们期望能够提供一键清空本地无用分支的脚本。

脚本功能

1. 展示当前目录下所有仓库缓存信息
2. 删除当前目录下所有仓库缓存信息
3. 展示当前目录下所有仓库分支
4. 切换至目标分支并拉取最新代码
5. 删除所有其他本地分支

功能演示

windows下.bat文件操作小demo演示图片

linux下.sh文件操作大demo演示视频

https://live.youkuaiyun.com/v/324037

实现

核心：批量操作+自定义指令

bat脚本

@REM 目标：清理本地开发环境
@REM 删除本地所有分支和stash缓存，保留${targetBranch}分支
 
@echo off
setlocal EnableDelayedExpansion
echo Welcome to the roubing999 tool...
echo.
set dp=%~dp0
 
setlocal
set yn=n
set /p yn="Whether to show the cache in stash (y | n)? "
call :confirm !yn!
echo.
if !yn!==y (
  call :show_stashes %CD%
)
echo -----查看当前目录下所有仓库中的stash缓存数据完成-----
endlocal
 
setlocal
set yn=n
set /p yn="Whether to delete the cache in stash (y | n)? "
call :confirm !yn!
echo.
if !yn!==y (
  call :clear_stashes %CD%
)
echo -----批量删除当前目录下所有仓库中的stash缓存数据完成-----
endlocal
 
setlocal
set yn=n
set /p yn="Whether to show all branches (y | n)? "
call :confirm !yn!
echo.
if !yn!==y (
  call :show_branches %CD%
  echo -----查看当前目录下的所有仓库分支完成-----
)
endlocal
 
setlocal
set yn=n
set /p yn="Whether to continue the batch delete (y | n)? "
call :confirm !yn!
if !yn!==n (
  echo exit.
  exit
)
echo.
endlocal
 
setlocal
set branch=develop
set /p branch="Please enter the target branch (develop): "
echo target branch: %branch%
set now=%date% %time%
set now=!now: =-!
echo now: %now%
call :switch_and_update_branch %CD% %branch% %now%
echo -----批量删除本地分支完成-----
endlocal
echo.
echo Finished.
exit
 
:show_branches
for /d %%i in (%1\*) do (
  cd %%i
  if exist .git (
    set p=%%i
    echo The branches under the repo path !p:%dp%=.\!
    git branch
  ) else (
    call :show_branches %%i
  )
)
goto :EOF
 
:switch_and_update_branch
for /d %%i in (%1\*) do (
  cd %%i
  if exist .git (
    set p=%%i
    echo.
    echo current path: !p:%dp%=.\!
    git stash save %3
    set hasTargetBranch=n
    for /f "delims=" %%j in ('git branch') do (
      echo %%j | findStr %2 > nul && set hasTargetBranch=y
    )
    if !hasTargetBranch!==y (
      git switch %2
    ) else (
      git remote update origin --prune
      git checkout -b develop origin/develop
    )
    git branch | xargs git branch -D
    git pull
  ) else (
    call :switch_and_update_branch %%i %2 %3
  )
)
goto :EOF
 
:show_stashes
for /d %%i in (%1\*) do (
  cd %%i
  if exist .git (
    set p=%%i
    echo current repo path !p:%dp%=.\!
    git stash list
  ) else (
    call :show_stashes %%i
  )
)
goto :EOF
 
:clear_stashes
for /d %%i in (%1\*) do (
  cd %%i
  if exist .git (
    set p=%%i
    echo current repo path !p:%dp%=.\!
    git stash clear
  ) else (
    call :clear_stashes %%i
  )
)
goto :EOF
 
 
:confirm
if !yn!==y (
  echo.
) else if !yn!==n (
  echo.
) else if !yn!==-1 (
  echo exit.
  exit
) else (
  echo error.
  set /p yn="input error value: !yn!, please re-enter (y | n): "
  call :confirm !yn!
)
goto :EOF

shell脚本

# 目标：清理本地开发环境
# 删除本地所有分支和stash缓存，保留${targetBranch}分支
 
#!/bin/bash
echo Welcome to the roubing999 tool...
 
function confirm {
  if [[ $yn == "y" ]]
  then
    return
  elif [[ $yn == "n" || $yn == "" ]]
  then
    yn="n"
  elif [[ $yn == -1 ]]
  then
    exit
  else
    echo -e "\033[31m error \033[0m"
    read -p "input error value: ${yn}, please re-enter (y | n): " yn
    confirm yn
  fi
}
 
function show_stashes {
  for path in $(ls $1)
  do
    if test -d $1/${path}
    then
      if test -e $1/$path/.git
      then
        echo -e "\033[34m current repo path $1/$path\033[0m"
        cd $1/$path
        git stash list
      else
        show_stashes $1/${path}
      fi
    fi
  done
}
 
function clear_stashes {
  for path in $(ls $1)
  do
    if test -d $1/${path}
    then
      if test -e $1/$path/.git
      then
        echo -e "\033[34m current repo path $1/$path\033[0m"
        cd $1/$path
        git stash clear
      else
        clear_stashes $1/${path}
      fi
    fi
  done
}
 
function show_branches {
  for path in $(ls $1)
  do
    if test -d $1/${path}
    then
      if test -e $1/$path/.git
      then
        echo -e "\033[34m current repo path $1/$path\033[0m"
        cd $1/$path
        git branch
      else
        show_branches $1/${path}
      fi
    fi
  done
}
 
function switch_and_update_branch {
  for path in $(ls $1)
  do
    if test -d $1/${path}
    then
      if test -e $1/$path/.git
      then
        echo -e "\033[34m current repo path $1/$path\033[0m"
        cd $1/$path
        git stash save $3
 
        hasTargetBranch="n"
        for branch in $(git branch)
        do
          if [[ $branch == $2 ]]
          then
            hasTargetBranch="y"
          fi
        done
 
        if [[ $hasTargetBranch == "y" ]]
        then
          git switch $2
        else
          # 在本地未找到目标分支，则尝试更新与远程的关联，切换到默认目标分支
          git remote update origin --prune
          git checkout -b develop origin/develop
        fi
        git branch | xargs git branch -D
        git pull
      else
        switch_and_update_branch $1/${path} $2 $3
      fi
    fi
  done
}
 
# 主流程
CURRENT_DIR=$(cd `dirname $0`; pwd)
read -p "Whether to show the cache in stash (y | n)? " yn
confirm yn
if [[ $yn == "y" ]]
then
  show_stashes $CURRENT_DIR
  echo -e "\033[32m -----查看当前目录下所有仓库中的stash缓存数据完成-----\033[0m \033[34m"
fi
 
read -p "Whether to delete the cache in stash (y | n)? " yn
confirm yn
if [[ $yn == "y" ]]
then
  clear_stashes $CURRENT_DIR
  echo -e "\033[32m -----批量删除当前目录下所有仓库中的stash缓存数据完成-----\033[0m \033[34m"
fi
 
read -p "Whether to show all branches (y | n)? " yn
confirm yn
if [[ $yn == "y" ]]
then
  show_branches $CURRENT_DIR
  echo -e "\033[32m -----查看当前目录下的所有仓库分支完成-----\033[0m \033[34m"
fi
 
read -p "Whether to continue the batch delete (y | n)? " yn
confirm yn
if [[ $yn != "y" ]]
then
  exit
fi
 
read -p "Please enter the target branch (develop): " branch
if [[ $branch == "" ]]
then
  branch="develop"
fi
echo "target branch: "$branch
now=`date +%Y/%m/%d-%H:%M:%S`
echo "now: "$now
switch_and_update_branch $CURRENT_DIR $branch $now
echo -e "\033[32m -----批量删除当前本地分支完成-----\033[0m \033[34m"