Git pre-commit hook script that checks Javascript files against jshint
#!/bin/bash -
###############################################################################
# File: js-validation-git-pre-commit-hook.sh
#
# Description: Git pre-commit that checks your code for js errors before you commit it
#
# Prerequisites: jshint to install run: "npm install jshint -g"
#
# Instructions: Place this file in your project's .git/hooks renamed to "pre-commit"
# run: "chmod +x .git/hooks/pre-commit"
#
# Todo: -List files that do not pass validation
# -Attempt to fix files with fixmyjs command
#
# Author: John Tregoning
###############################################################################
if git rev-parse --verify HEAD >/dev/null 2>&1
then
against=HEAD
else
# Initial commit: diff against an empty tree object
against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi
EXIT_CODE=0
# Show files about to be commited that do not match filters in .jshintignore and are js files
for FILE in `git diff-index --name-only --cached --diff-filter=ACMRTX ${against} -- | grep -v -f .jshintignore | grep \.js$ -i`; do
jshint ${FILE} >> /dev/null
EXIT_CODE=`expr ${EXIT_CODE} + $?`
done
if [[ ${EXIT_CODE} -ne 0 ]]; then
echo ""
echo " ----------------------------------------------- "
echo "| * * * E P I C F A I L * * * |"
echo "| |"
echo "| Some files do not pass JavasScript validation |"
echo "| run: 'jshint .' to find out more |"
echo "| |"
echo "| Git commit has been aborted. |"
echo " ----------------------------------------------- "
fi
exit $((${EXIT_CODE}))