Additionally do clang check (with exit 0/1)

scripts/clang_format.sh

@@ -1,7 +1,11 @@
 #!/bin/bash
 
-# This script formats the spacings in your code according
-# to clang's standards
+### Instructions:
+# Run as ./clang_format.sh --test to test if all source files
+# are properly formatted
+# Run with any other way or with no arguments to format them
+### Requirements:
+# clang-format
 
 which clang-format > /dev/null 2>&1
 if [ $? -ne 0 ]; then
@@ -12,6 +16,21 @@ fi
 
 script_dir=`cd "$(dirname "${BASH_SOURCE[0]}")" &> /dev/null && pwd`
 declare -a src_files=($script_dir/../main.cpp $script_dir/../include/*.hpp $script_dir/../src/*.cpp)
-for s in "${src_files[@]}"; do
- clang-format -i $s
-done
+if [ "$*" == --test ]; then
+ tmp_src_file=`mktemp`
+ for s in "${src_files[@]}"; do
+ clang-format "$s" > $tmp_src_file
+ if [[ `diff $s $tmp_src_file` != "" ]]; then
+ echo -e "This repo uses clang spacing standards.\n"\
+ "Please run ./scripts/clang_format.sh to format "\
+ "all source files. Exiting..."
+ rm $tmp_src_file
+ exit 1
+ fi
+ done
+ rm $tmp_src_file
+else
+ for s in "${src_files[@]}"; do
+ clang-format -i "$s" 
+ done
+fi