#!/bin/sh
#
# An example hook script to verify what is about to be committed.
# Called by git-commit with no arguments.  The hook should
# exit with non-zero status after issuing an appropriate message if
# it wants to stop the commit.
#
# To enable this hook, rename this file to "pre-commit".

basedir=$(dirname $0)
. $basedir/../hook-functions

if git-rev-parse --verify HEAD > /dev/null
then
	against=HEAD
else
	exit 0
fi

old_IFS=$IFS
IFS=$'\n'

for FILE in $(git-diff-index --name-only $against); do
#`git-diff-index --check --cached $against 2>&1 |\
#	sed '/^[\*\+]/d' |\
#	sed 's/:.*//' | uniq` ; do

	[ -f "$FILE" ] || continue

	grep -E -q "[[:space:]]+$" $FILE && {
		ewarn "\"$FILE\" has whitespace at line $(grep -E -n "[[:space:]]+$" $FILE 2>/dev/null | cut -f1 -d:)"
	}

	grep -q " " $FILE && {
		eerror "\"$FILE\" has forbidden UTF-8 whitespaces at line $(grep " " $FILE 2>/dev/null | cut -f1 -d:)"
	}
#  sed -ie 's/[[:space:]]*$//' $FILE
#  rm $FILE"e"
#  git add $FILE
done

IFS=$old_IFS

exit 0