JSLint git pre-commit hook

gistfile1.sh

#!/bin/sh

files=$(git diff --cached --name-only --diff-filter=ACM | grep ".js$")
if [ "$files" = "" ]; then 
	exit 0 
fi

pass=true

echo "\nValidating JavaScript:\n"

for file in ${files}; do
	result=$(jslint ${file} | grep "${file} is OK")
	if [ "$result" != "" ]; then
		echo "\t\033[32mJSLint Passed: ${file}\033[0m"
	else
		echo "\t\033[31mJSLint Failed: ${file}\033[0m"
		pass=false
	fi
done

echo "\nJavaScript validation complete\n"

if ! $pass; then
	echo "\033[41mCOMMIT FAILED:\033[0m Your commit contains files that should pass JSLint but do not. Please fix the JSLint errors and try again.\n"
	exit 1
else
	echo "\033[42mCOMMIT SUCCEEDED\033[0m\n"
fi

This relies on the Node JSLint package which can be installed globally with npm install -g jslint