Add nlohmann::json dependency

CMakeLists.txt

@@ -75,6 +75,7 @@ endif()
 
 find_package(PkgConfig REQUIRED)
 pkg_check_modules(cmark libcmark)
+pkg_check_modules(json "nlohmann_json >= 3.11.2" REQUIRED)
 
 if (cmark_FOUND)
 	set(USE_SYSTEM_CMARK True)

src/CMakeLists.txt

@@ -16,6 +16,11 @@ add_library(mdml OBJECT
 
 set(LIBMDML_DEP_LIBS ${LIBMDML_DEP_LIBS} ${STACKTRACE_DEP_LIBS} )
 
+if(json_FOUND)
+	target_include_directories(mdml PUBLIC ${json_INCLUDE_DIRS})
+	set(LIBMDML_DEP_LIBS ${LIBMDML_DEP_LIBS} ${json_LIBRARIES} )
+endif()
+
 if (USE_SYSTEM_CMARK)
 	set(LIBMDML_DEP_LIBS ${LIBMDML_DEP_LIBS} ${cmark_LIBRARIES} )
 else()

tests/CMakeLists.txt

@@ -13,7 +13,7 @@ set_target_properties(test-runner PROPERTIES
     RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/tests"
 )
 
-target_link_directories(test-runner PRIVATE ${CATCH2_LIBRARY_DIRS})
+target_link_directories(test-runner PRIVATE ${Catch2_LIBRARY_DIRS})
 target_include_directories(test-runner PRIVATE ${Catch2_INCLUDE_DIRS})
 
 # Link the test executable with libmdml and Catch2