Diagnostics, implementation and definition tools (WIP)

test/resources/repos/cpp/test_repo/compile_commands.json

@@ -8,5 +8,10 @@
     "directory": ".",
     "command": "g++ -std=c++17 -I . -c b.cpp",
     "file": "b.cpp"
+  },
+  {
+    "directory": ".",
+    "command": "g++ -std=c++17 -I . -c diagnostics_sample.cpp",
+    "file": "diagnostics_sample.cpp"
   }
-]
+]

test/resources/repos/cpp/test_repo/diagnostics_sample.cpp

@@ -0,0 +1,8 @@
+int brokenFactory() {
+    return missingGreeting;
+}
+
+int brokenConsumer() {
+    int value = brokenFactory();
+    return value + missingConsumerValue;
+}