Register values now displayed in the recipe

src/core/ChefWorker.js

@@ -176,3 +176,20 @@ self.setOption = function(option, value) {
         }
     });
 };
+
+
+/**
+ * Send register values back to the app.
+ *
+ * @param {number} opIndex
+ * @param {string[]} registers
+ */
+self.setRegisters = function(opIndex, registers) {
+    self.postMessage({
+        action: "setRegisters",
+        data: {
+            opIndex: opIndex,
+            registers: registers
+        }
+    });
+};

src/core/FlowControl.js

@@ -113,6 +113,12 @@ const FlowControl = {
             input = state.dish.get(Dish.STRING),
             registers = input.match(extractor);
 
+        if (!registers) return state;
+
+        if (ENVIRONMENT_IS_WORKER()) {
+            self.setRegisters(state.progress, registers.slice(1));
+        }
+
         /**
          * Replaces references to registers (e.g. $R0) with the contents of those registers.
          *