use crate::z_ignore_test_common::*; use flecs_ecs::prelude::*; #[derive(Debug, Component)] pub struct Position { pub x: f32, pub y: f32, } #[derive(Component)] pub struct Tag; fn main() { let world = World::new(); world .component::() .on_add(|entity, _pos| { println!("added Position to {:?}", entity.name()); }) .on_remove(|entity, pos| { println!("removed {:?} from {:?}", pos, entity.name()); }) .on_set(|entity, pos| { println!("set {:?} for {:?}", pos, entity.name()); }); let entity = world.entity_named("Bob"); entity.set(Position { x: 10.0, y: 20.0 }); // This operation changes the entity's archetype, which invokes a move // add is used for adding tags. entity.add::(); entity.destruct(); // Output: // added Position { x: 0.0, y: 0.0 } to "Bob" // set Position { x: 10.0, y: 20.0 } for "Bob" // removed Position { x: 10.0, y: 20.0 } from "Bob" } #[cfg(feature = "flecs_nightly_tests")] #[test] fn test() { let output_capture = OutputCapture::capture().unwrap(); main(); output_capture.test("entity_hooks".to_string()); }