zulip/tools/commit-msg

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#!/bin/bash
# This hook runs gitlint on your commit message.
# If your machine contains a provisioned Zulip development environment, the
# linter will be invoked through `vagrant ssh`.
# Do not invoke gitlint if commit message is empty
if [ $(grep '^[^#]' .git/COMMIT_EDITMSG --count) -ne 0 ]; then
lint_cmd="cd ~/zulip && cat \"$1\" | python -m gitlint.cli"
if [ -z "$VIRTUAL_ENV" ] && `which vagrant > /dev/null` && [ -e .vagrant ]; then
vagrant ssh -c "$lint_cmd"
else
$lint_cmd
fi
if [ $? -ne 0 ]; then
echo "WARNING: Your commit message does not match Zulip's style guide."
fi
fi
exit 0