#!/bin/bash
#
# A tool to run clang-format on the entire project
#
# Some inspirations were taken from https://github.com/eklitzke/clang-format-all

# Variable that will hold the name of the clang-format command
FMT=""

# Some distros just call it clang-format. Others (e.g. Ubuntu) are insistent
# that the version number be part of the command. We prefer clang-format if
# that's present, otherwise we work backwards from highest version to lowest
# version.
for clangfmt in clang-format{,-{4,3}.{9,8,7,6,5,4,3,2,1,0}}; do
  if which "$clangfmt" &>/dev/null; then
    FMT="$clangfmt"
    break
  fi
done

# Check if we found a working clang-format
if [ -z "$FMT" ]; then
  echo "failed to find clang-format"
  exit 1
fi

"$FMT" -i -- ./*.cpp
"$FMT" -i -- ./*.h
