Fix wrong EquipmentElement.EquipmentClass() values

Values were off by one as Go would round down instead of up

Fixes #19

Author: markus-wa

common/constants.go

@@ -143,6 +143,12 @@ const (
 	EqHE         EquipmentElement = 506
 )
 
+// Class returns the class of the equipment.
+// E.g. pistol, smg, heavy etc.
+func (e EquipmentElement) Class() EquipmentClass {
+	return EquipmentClass((int(e) + 99) / 100)
+}
+
 // EquipmentClass constants give information about the type of an equipment (SMG, Rifle, Grenade etc.).
 // Note: EquipmentElement / 100 = EquipmentClass
 const (

common/structs.go

@@ -103,7 +103,7 @@ type Equipment struct {
 // Class returns the class of the equipment.
 // E.g. pistol, smg, heavy etc.
 func (e Equipment) Class() EquipmentClass {
-	return EquipmentClass(int(e.Weapon) / 100)
+	return e.Weapon.Class()
 }
 
 // NewEquipment is a wrapper for NewSkinEquipment to create weapons without skins.