pre-commit hook for JavaScript Standard Style on Windows

pre-commit

#!/bin/sh
#
# Check staged .js files with standard (https://standardjs.com)
# Run with --all/-A to check all tracked *.js files, not just staged
#

if [ "$1" != "--all" ] && [ "$1" != "-A" ]; then
	fileList=$(git diff --cached --name-only --diff-filter=ACM | grep ".js$")
else
	fileList=$(git ls-tree --full-tree -r --name-only HEAD | grep ".js$")
fi

readarray -t fileList <<<"$fileList"

if [ ${#fileList} -lt 1 ]; then
    echo 'standardjs - No (staged) .js files to test'
    exit 0
fi

# Output command with quotes
echo -n standard --verbose 
for arg in "${fileList[@]}"; do
    if [[ $arg =~ \  ]]; then
      arg=\"$arg\"
    fi 
    echo -n " $arg"
done
echo " | snazzy"

git diff --cached --name-only --diff-filter=ACM | grep ".js$"| xargs -r -E '' -t standard --verbose | snazzy
if [[ $? -ne 0 ]]; then
  echo -e "\nPlease fix JavaScript Standard Style errors! Aborting commit."
  exit 1
fi