Adjustments for error handling

common/script/methods/statCalculations.js

@@ -23,22 +23,27 @@ function equipmentStatBonus(stat, equipped) {
 
   _(equipmentTypes).each(function(type) {
     var equippedItem = equipped[type]
-    var equipmentStat = gear[equippedItem][stat];
+    if(gear[equippedItem]) {
+      var equipmentStat = gear[equippedItem][stat];
 
-    total += equipmentStat;
+      total += equipmentStat;
+    }
   });
 
   return total;
 }
 
 function classBonus(user, stat) {
-  var bonus = user._statsComputed[stat]
-    - user.stats.buffs[stat]
-    - levelBonus(user.stats.lvl)
-    - equipmentStatBonus(stat, user.items.gear.equipped)
-    - user.stats[stat]
+  var computedStats = user._statsComputed;
+  if(computedStats) {
+    var bonus = computedStats[stat]
+      - user.stats.buffs[stat]
+      - levelBonus(user.stats.lvl)
+      - equipmentStatBonus(stat, user.items.gear.equipped)
+      - user.stats[stat]
 
-  return bonus;
+    return bonus;
+  }
 }
 
 module.exports = {

test/common/statCalculations.js

@@ -78,5 +78,28 @@ describe('stat calculation functions', function() {
 
       expect(classBonus).to.eql(20)
     });
+
+    it('does not return value if user has not been wrapped (_statComputed)', function() {
+      var equippedGear = {
+        "weapon" : "weapon_warrior_1",
+        "shield" : "shield_warrior_1",
+        "head" : "head_warrior_1",
+        "armor" : "armor_warrior_1"
+      };
+      var user = {
+        stats: {
+          lvl: 10,
+          buffs: { str: 10 },
+          str: 10
+        },
+        items: {
+         gear: { equipped: equippedGear }
+        }
+      };
+      var stat = 'str';
+      var classBonus = statCalc.classBonus(user, stat);
+
+      expect(classBonus).to.not.exist;
+    });
   });
 });