#!/bin/bash
set -xe

if [ ! -f ".clang-tidy" ] ; then
    echo "Must be run from project root folder!"
    exit 1
fi

mkdir -p cache/jenkins
find private -name "*.cpp" > "cache/jenkins/clang-tidy-files"

# run clang-tidy, but ignore errors for now
# clang-tidy reports some errors in headers, we need to filter those out
run-clang-tidy -j8 -p . -quiet $(<"cache/jenkins/clang-tidy-files") | tee "cache/jenkins/clang-tidy.log" || true

# check if there were any errors in our sources
if [ $(grep -- "-warnings-as-errors" cache/jenkins/clang-tidy.log | grep -E "private/|public/" -c || true) -ne 0 ] ; then
  grep -- "-warnings-as-errors" cache/jenkins/clang-tidy.log | grep -E "private/|public/" >&2
  exit 1
else
  echo "No relevant errors from clang-tidy, hooray!"
fi