Git hook to run utilities before commit

pre-commit

#!/bin/sh

# https://gist.githubusercontent.com/jasonpilz/b0e0f2c4a211220b5c575168ed08bd89/raw

# This hook runs static analysis tools before each commit. If any of the steps
# are interupted by responding with 'no' or 'n', the commit will be aborted.

# Install to existing project:
# curl -sSL https://git.io/vMt7l > .git/hooks/pre-commit; chmod +x .git/hooks/pre-commit

set -e
set -o pipefail

red=$'\e[1;31m'
cyn=$'\e[1;36m'

tools=(rubocop reek)

exec < /dev/tty

run_tool () {
  if ! $1; then
    echo "\n$1 found errors in the code. Do you want to continue? ${cyn}no/n or [ENTER]${end}"
    read input
    if [ "$input" == "no" ] || [ "$input" == "n" ]; then
      echo "\n${red}Commit Aborted${end}"
      exit 1
    fi
  fi
}

for tool in ${tools[@]}; do
  run_tool $tool
done