Git commit hook to check spelling

commit-msg

#!/bin/sh

# Check spelling
ASPELL=$(which aspell 2> /dev/null)
if [ $? -ne 0 ]; then
    echo "Aspell not installed, unable to check spelling" >&2
else
    WORDS=$(grep -v "^Change-Id:" "$1"| $ASPELL --mode=email --add-email-quote='#' list | sort -u)
    if [ -n "$WORDS" ]; then
        echo -ne "\e[31m"
        printf "### Possible spelling errors found in commit message: ###\n%s\n" "$WORDS" >&2
        echo -ne "\e[0m"
    fi
fi