shfmt

name	shfmt
description	Use this skill when the user wants to format shell scripts, beautify bash code, fix shell script formatting, or auto-indent shell files.

shfmt Plugin

Shell script formatter supporting bash, POSIX shell, mksh, and zsh.

Commands

Format

• shfmt format run — Format a shell script
• shfmt format write — Format and write in-place
• shfmt format list — List unformatted shell scripts

Usage Examples

• "Format this shell script"
• "Auto-fix indentation in my bash script"
• "Show which scripts need formatting"
• "Format all .sh files in the project"

Installation

go install mvdan.cc/sh/v3/cmd/shfmt@latest

Examples

# Print formatted script to stdout
shfmt script.sh

# Write in-place
shfmt -w script.sh

# List unformatted files
shfmt -l *.sh

# Set indent width
shfmt -i 2 script.sh

# Use POSIX mode
shfmt -ln posix script.sh

# Format all recursively
shfmt -w .