exec 1>&2

sgr() {

}

echo_warning() {

echo -e "$(sgr 43 WARNING): $1"

}

echo_error() {

echo -e "$(sgr 41 ERROR): $1"

}

command -v codespell >/dev/null

if [ $? -eq 0 ]; then

git diff --cached HEAD | grep '^[+][^+]' | codespell -

if [ $? -ne 0 ]; then

exit 1

fi

echo_warning "codespell command not found"

command -v hunspell >/dev/null

if [ $? -eq 0 ]; then

misspell=0

HUNSPELL_OPTS=(-d en_US -p .hunspell.en.dic)

for docfile in $(git diff --cached --name-only --diff-filter=d | grep -E\

'(.rst|.md)$'); do

words=$(git diff --cached "$docfile" | grep '^[+][^+]' | hunspell\

if [ -n "$words" ]; then

# interactively edit file to fix misspellings

hunspell "${HUNSPELL_OPTS[@]}" "$docfile" </dev/tty >/dev/tty;

misspell=1

fi

done

# abort if misspellings were found as commit content should be adapted

if [ $misspell -eq 1 ]; then

echo_error "misspelling found, commit should be updated"

exit 1

fi

echo_warning "hunspell command not found"

git diff-index --check --cached HEAD --

if [ $? -ne 0 ]; then

exit 1

exit 0