broken waypoint, but fixed line numbers with the new JS comments

documentation/js/expressions.js

@@ -3,11 +3,7 @@
     if (student.excellent_work) {
       return "A+";
     } else if (student.okay_stuff) {
-      return if (student.tried_hard) {
-        return "B";
-      } else {
-        return "B-";
-      };
+      return student.tried_hard ? "B" : "B-";
     } else {
       return "C";
     }

documentation/js/overview.js

@@ -0,0 +1,33 @@
+(function(){
+
+  // Assignment:
+  var number = 42;
+  var opposite_day = true;
+  // Conditions:
+  if (opposite_day) {
+    number = -42;
+  }
+  // Functions:
+  var square = function(x) {
+    return x * x;
+  };
+  // Arrays:
+  var list = [1, 2, 3, 4, 5];
+  // Objects:
+  var math = {
+    root: Math.sqrt,
+    square: square,
+    cube: function(x) {
+      return x * square(x);
+    }
+  };
+  // Array comprehensions:
+  var cubed_list;
+  var a = list;
+  var d = [];
+  for (var b=0, c=a.length; b<c; b++) {
+    var num = a[b];
+    d[b] = math.cube(num);
+  }
+  cubed_list = d;
+})();

documentation/js/switch.js

@@ -4,9 +4,7 @@
   } else if (day === "Wednesday") {
     go_to_the_park();
   } else if (day === "Saturday") {
-    if (day === bingo_day) {
-      go_to_bingo();
-    };
+    day === bingo_day ? go_to_bingo() : null;
   } else if (day === "Sunday") {
     go_to_church();
   } else {