The PlayerAnvilRepair Event is fired whenever a player crafts something in the anvil.
You can change the chance that the anvil is damaged.

You will need to cast the event in the function header as this class:
crafttweaker.event.PlayerAnvilRepairEvent
You can, of course, also import the class before and use that name then.

PlayerAnvilRepair Events implement the following interfaces and are able to call all of their methods/getters/setters as well:

• IPlayerEvent

The following information can be retrieved from the event:

ZenGetter	ZenSetter	返回值类型
ZenGetter player	ZenSetter ​	返回值类型 IPlayer
ZenGetter itemInput	ZenSetter ​	返回值类型 IItemstack
ZenGetter itemIngredient	ZenSetter ​	返回值类型 IItemstack
ZenGetter itemResult	ZenSetter ​	返回值类型 IItemstack
ZenGetter breakChance	ZenSetter breakChance	返回值类型 float