Files are now in a src directory and I'm using a src/meson.build and tests/meson.build to specify what to build.

src/combat.cpp

@@ -0,0 +1,16 @@
+#include "components.hpp"
+#include "rand.hpp"
+
+namespace components {
+  int Combat::attack(Combat &target) {
+    int attack = Random::uniform<int>(0,1);
+    int my_dmg = 0;
+
+    if(attack) {
+      my_dmg = Random::uniform<int>(1, damage);
+      target.hp -= my_dmg;
+    }
+
+    return my_dmg;
+  }
+}