git-hooks/pre-commit

#!/bin/sh

# Check for Googlers not configuring their email address.
# There are many examples of this in the git logs.
AUTHORINFO=$(git var GIT_AUTHOR_IDENT) || exit 1
EMAIL=$(echo "${AUTHORINFO}" | sed -n 's/^.* <\(.*\)> .*$/\1/p')

if [[ "${EMAIL}" == *".corp.google.com" ]]; then
  echo "Git is inferring your email to be ${EMAIL}. Please run:"
  echo " git config --global user.email ${USER}@google.com"
  exit 1
fi

# Run a custom pre-commit hook if one exists.
#
# To perform additional pre-commit checks, create an executable file
# 'pre-commit.dev' in the .git/hooks directory in your Fuchsia source checkout
# and implement the checks there.
if [[ -f ".git/hooks/pre-commit.dev" ]]; then
  exec .git/hooks/pre-commit.dev
fi