#!/usr/bin/env bash

CLANG_FORMAT="clang-format-7"
if [ -z "$(which $CLANG_FORMAT)" ]; then
  CLANG_FORMAT="clang-format"
fi

for f in $(ls *.cc *.h); do
  if ! diff -U 1 <($CLANG_FORMAT $f) $f; then
    echo
    echo "!!!!!!"
    echo "!! Failed clang-format check, please run 'clang-format -i *.cc *.h'" 1>&2
    echo "!!!!!!"
    exit 1
  fi
done