update generators lecture

mheland · Feb 12, 2017 · b45b7be · b45b7be
1 parent 3f22cf9
commit b45b7be
Showing 1 changed file with 30 additions and 0 deletions.
diff --git a/course_material/lectures/generators/definining_generators/index.js b/course_material/lectures/generators/definining_generators/index.js
@@ -0,0 +1,30 @@
+// // parts 1-2:
+// function* letterMaker() {
+//   yield 'a';
+//   yield 'b';
+//   yield 'c';
+// }
+//
+// let letterGen = letterMaker();
+//
+// // part 1:
+// console.log(letterGen.next().value);
+//
+// // part 2:
+// console.log(letterGen.next().value);
+// console.log(letterGen.next().value);
+
+// // part 3:
+// function* countMaker() {
+//   let count = 0;
+//   while (count < 3) {
+//     yield count += 1;
+//   }
+// }
+//
+// let countGen = countMaker();
+// console.log(countGen.next().value);
+// console.log(countGen.next().value);
+// console.log(countGen.next().value);
+// console.log(countGen.next().value); // undefined
+//