#!/usr/bin/env bash

if [[ -z $CLANG_FORMAT ]] ; then
    CLANG_FORMAT=clang-format
fi

if NOT type $CLANG_FORMAT 2> /dev/null ; then
    echo "No appropriate clang-format found."
    exit 1
fi

FAIL=0
SOURCE_FILES=`find canary -type f \( -name '*.h' -o -name '*.cpp' \) -not -path "*/external/*"`
echo "Performing clang format compliance check...."
for i in $SOURCE_FILES
do
    $CLANG_FORMAT -output-replacements-xml $i | grep -c "<replacement " > /dev/null
    if [ $? -ne 1 ]
    then
        echo "$i failed clang-format check."
        FAIL=1
    fi
done

if [ $FAIL -ne 1 ]; then
        echo "Clang check passed for the project"
fi

exit $FAIL