Circle CI Pre-commit hook

circle-ci-pre-commit

#!/bin/sh

# If validation fails, tell circleci to stop and provide error message. Otherwise, continue.
if ! [ -x "$(command -v circleci)" ]; then
        echo 'Error: circle is not installed. Circle config validation will not occur.' >&2
        exit 0
else
        # The following line is needed by the CircleCI Local Build Tool (due to Docker interactivity)
        exec < /dev/tty

        # If validation fails, tell Git to stop and provide error message. Otherwise, continue.
        if ! eMSG=$(circleci config validate -c .circleci/config.yml); then
                echo "CircleCI Configuration Failed Validation."
                echo $eMSG
                exit 1
        fi

fi