Fix compile_commands.json generation in newer cmake versions [BUILD-286] (#132)

Author: krisukox

OldClangTidy.cmake

@@ -95,6 +95,8 @@
 # will explicitly disable these targets from the command line at configure time
 #
 
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE BOOL "Export compile commands" FORCE)
+
 # Helper function to actually create the targets, not to be used outside this file
 function(create_clang_tidy_targets)
   set(argOption "")
@@ -222,10 +224,6 @@ function(swift_setup_clang_tidy)
     early_exit(STATUS "${PROJECT_NAME} clang-tidy support is DISABLED")
   endif()
 
-  # This is required so that clang-tidy can work out what compiler options to use
-  # for each file
-  set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE BOOL "Export compile commands" FORCE)
-
   # Use a custom script if explicitly passed
   if(x_SCRIPT)
     if(EXISTS ${x_SCRIPT})

Sonarcloud.cmake

@@ -52,6 +52,7 @@
 include(ListTargets)
 
 set(_sonarcloud_newline "\\\n  ")
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE BOOL "Export compile commands" FORCE)
 
 function(_transform_sonarcloud_source_files output_variable target)
   #