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# Objective - Remove all the `.system()` possible. - Check for remaining missing cases. ## Solution - Remove all `.system()`, fix compile errors - 32 calls to `.system()` remains, mostly internals, the few others should be removed after #2446
29 lines
751 B
Rust
29 lines
751 B
Rust
use bevy::prelude::*;
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use std::{io, io::BufRead};
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struct Input(String);
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/// This example demonstrates you can create a custom runner (to update an app manually). It reads
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/// lines from stdin and prints them from within the ecs.
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fn my_runner(mut app: App) {
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println!("Type stuff into the console");
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for line in io::stdin().lock().lines() {
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{
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let mut input = app.world.get_resource_mut::<Input>().unwrap();
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input.0 = line.unwrap();
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}
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app.update();
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}
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}
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fn print_system(input: Res<Input>) {
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println!("You typed: {}", input.0);
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}
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fn main() {
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App::new()
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.insert_resource(Input(String::new()))
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.set_runner(my_runner)
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.add_system(print_system)
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.run();
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}
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