Create simple class which requires an existing js module.

Reltre · Reltre · commit f0db5e7a9c33 · 2018-10-26T14:18:23.000-07:00
diff --git a/js-and-ts/robot.ts b/js-and-ts/robot.ts
@@ -0,0 +1,40 @@
+// This import wouldn't be possible without the allowJS option in tsconfig
+import { Formatter } from './format.js'; 
+
+interface Robot {
+  name: String,
+  currentComputation: Number
+}
+
+class Robot {
+  constructor(public name: String) {
+    this.name = name;
+    this.currentComputation = 0;
+  }
+
+  // Given a mathematical operation, return a value based on the value passed,
+  // the operation and the number 10
+  compute(operation, value) {
+    let computedValue = 0;
+    switch(operation) {
+      case '+':
+        computedValue = value + 10
+      case '-':
+        computedValue = value - 10
+      case '/':
+        computedValue = value / 10
+      case '*':
+        computedValue = value * 10 
+    } 
+    this.currentComputation = computedValue;
+  }
+
+  // Using an external JS module, format the computed value from our robot
+  displayCurrentComputation() {
+    console.log(Formatter.surroundWithStars(this.currentComputation));
+  }
+}
+
+const hal = new Robot('Hal');
+hal.compute('+', 32);
+hal.displayCurrentComputation();
