runc/script/validate-shfmt

#!/bin/bash

badFiles=()
while read f; do
	badFiles+=("$f")
done < <(shfmt -l . | grep -v vendor/)

if [ ${#badFiles[@]} -eq 0 ]; then
	echo 'Congratulations!  All shell source files are properly formatted.'
else
	{
		echo "These files are not properly shfmt'd:"
		for f in "${badFiles[@]}"; do
			echo " - $f"
		done
		echo
		echo 'Please reformat the above files using "shfmt -w" and commit the result.'
		echo
	} >&2
	false
fi