pre-commit Luacheck

pre-commit

#!/bin/bash
# based on https://gist.github.com/dahjelle/8ddedf0aebd488208a9a7c829f19b9e8

exitCode=
for file in $(git diff --cached --name-only | grep -E '\.lua$'); do
    # we only want to check the staged changes, not any un-staged changes
    if [[ -f "$file" ]]; then
        luacheck "$file" --formatter plain
    fi

    if [[ $? -eq 1 ]]; then
        # we want to go through all files before we exit, so just store it for now
        exitCode=1
    fi
done

exit $exitCode