針對 shell script 測試工具(shellcheck)

因為最近用 AI 協助撰寫不少 shell script , 愈寫愈複雜, 想想應該要找個測試工具來幫忙
以下是使用 shellcheck 的方式

安裝方式

Ubuntu / Debian
```
sudo apt install shellcheck
```

建議測試原則

只修正 critical 項目
```
shellcheck -S error scripts/*.sh
```

範例:

全部列出

jonathan@200816-NB:~/github/docker-compose$ shellcheck scripts/*.sh

In scripts/alpine_upgrade.sh line 23:
    echo -e "${BLUE}[INFO]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
         ^-- SC3037 (warning): In POSIX sh, echo flags are undefined.


In scripts/alpine_upgrade.sh line 27:
    echo -e "${GREEN}[SUCCESS]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
         ^-- SC3037 (warning): In POSIX sh, echo flags are undefined.


In scripts/alpine_upgrade.sh line 31:
    echo -e "${YELLOW}[WARNING]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
         ^-- SC3037 (warning): In POSIX sh, echo flags are undefined.


In scripts/alpine_upgrade.sh line 35:
    echo -e "${RED}[ERROR]${NC} $(date '+%Y-%m-%d %H:%M:%S') - $1"
         ^-- SC3037 (warning): In POSIX sh, echo flags are undefined.


In scripts/alpine_upgrade.sh line 51:
trap cleanup_on_error ERR
                      ^-^ SC3047 (warning): In POSIX sh, trapping ERR is undefined.

:

只看 error

jonathan@200816-NB:~/github/docker-compose$ shellcheck -S error scripts/*.sh
jonathan@200816-NB:~/github/docker-compose$

bash