@minecraft/creator-tools/res/samples/microsoft/script-samples/custom-components/scripts/NightVisionConsumeComponent.ts

Minecraft Creator Tools command line and libraries.

import { ItemComponentConsumeEvent, ItemCustomComponent } from "@minecraft/server";

export class NightVisionConsumeComponent implements ItemCustomComponent {
  onConsume(arg: ItemComponentConsumeEvent) {
    arg.source.addEffect("minecraft:night_vision", 600);
  }
}