wanna commit? bash boilerplate

wanna-commit.sh

# this bad boy checks for uncommitted changes, and if there are some, it
# asks you if you want to commit. if you do, it adds everything and asks
# one more time. You enter either a commit message or 'cancel'.

if [[ -z `git status --porcelain` ]]; then
    echo your branch is clean, do stuff
else
    echo -n you have uncommitted changes, do you want to commit?' '
    read WANT_COMMIT
    if [[ $WANT_COMMIT == 'y'* ]]; then
        echo you want to commit
    else
        echo you don\'t want to commit
    fi
fi

# we want to commit, let's get a commit message
# if the message is 'cancel' or empty, we don't commit.
if [[ $WANT_COMMIT == 'y'* ]]; then
    git add -A
    git status
    echo Enter a commit message. To cancel, hit Ctrl+C or type \'cancel\':
    echo -n Commit message:' '
    read COMMIT_MSG
    if [[ $COMMIT_MSG == 'cancel' ]]; then
        echo Not committing changes.
        git reset
    elif [[ -n $COMMIT_MSG ]]; then
        echo git -m \'$COMMIT_MSG\'
        git commit -m "$COMMIT_MSG"
        echo Changes have been committed
    else
        echo No message provided, not committing changes
        git reset
    fi
fi