Show implementation of non-owning storage

Author: ldionne

code/non_owning_storage.cpp

@@ -9,14 +9,14 @@
 #include <vector>
 
 
-// sample(Vehicle)
-class Vehicle {
+// sample(VehicleRef)
+class VehicleRef {
   vtable const* const vptr_;
   void* ref_;
 
 public:
   template <typename Any>
-  Vehicle(Any& vehicle)
+  VehicleRef(Any& vehicle)
     : vptr_{&vtable_for<Any>}
     , ref_{&vehicle}
   { }
@@ -51,12 +51,12 @@ int main() {
   Truck chevrolet{"Chevrolet", 2015};
   Plane boeing{"Boeing", "747"};
 
-  std::vector<Vehicle> vehicles;
+  std::vector<VehicleRef> vehicles;
   vehicles.push_back(audi);
   vehicles.push_back(chevrolet);
   vehicles.push_back(boeing);
 
-  for (Vehicle vehicle : vehicles) {
+  for (VehicleRef vehicle : vehicles) {
     vehicle.accelerate();
   }
 }

code/non_owning_storage.dyno.cpp

@@ -11,11 +11,11 @@
 using namespace dyno::literals;
 
 
-// sample(Vehicle)
-struct Vehicle {
+// sample(VehicleRef)
+struct VehicleRef {
   template <typename Any>
-  Vehicle(Any& vehicle) : poly_{vehicle} { }
-  //      ^^^^ now a reference
+  VehicleRef(Any& vehicle) : poly_{vehicle} { }
+  //         ^^^^ now a reference
 
   void accelerate()
   { poly_.virtual_("accelerate"_s)(poly_); }
@@ -51,12 +51,12 @@ int main() {
   Truck chevrolet{"Chevrolet", 2015};
   Plane boeing{"Boeing", "747"};
 
-  std::vector<Vehicle> vehicles;
+  std::vector<VehicleRef> vehicles;
   vehicles.push_back(audi);
   vehicles.push_back(chevrolet);
   vehicles.push_back(boeing);
 
-  for (Vehicle vehicle : vehicles) {
+  for (VehicleRef vehicle : vehicles) {
     vehicle.accelerate();
   }
 }

index.html

@@ -634,7 +634,7 @@
 ### Basically a polymorphic view
 
 ```c++
-void process(Vehicle vehicle) {
+void process(VehicleRef vehicle) {
   ...
   vehicle.accelerate();
   ...
@@ -648,19 +648,15 @@
 
 ----
 
-<!-- .slide: class="slide-hidden" -->
-
 ### How that's implemented
 
-<pre><code data-sample='code/non_owning_storage.cpp#Vehicle'></code></pre>
+<pre><code data-sample='code/non_owning_storage.cpp#VehicleRef'></code></pre>
 
 ----
 
-<!-- .slide: class="slide-hidden" -->
-
 ### With Dyno
 
-<pre><code data-sample='code/non_owning_storage.dyno.cpp#Vehicle'></code></pre>
+<pre><code data-sample='code/non_owning_storage.dyno.cpp#VehicleRef'></code></pre>
 
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