jshint git pre-commit hook

pre-commit.sh

#!/bin/sh

# Pre-commit hook passing files through jshint

ROOT_DIR=$(git rev-parse --show-toplevel) # gets the path of this repo
CONF="--config=${ROOT_DIR}/build/config/jshint.json" # path of your jshint config
JSHINT=$(which jshint) # jshint path

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


for file in $(git diff-index --name-only ${against} -- | egrep \.js); do

  if $JSHINT $file ${CONF} 2>&1 | grep 'No errors found' ; then
    echo "jslint passed ${file}"
    exit 0
  else
    $JSHINT $file
    exit 1
  fi

done