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8 changed files with 477 additions and 19 deletions
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use std::time::SystemTime;
// Определяем типаж Plugin
trait Plugin {
fn execute(&self) -> String;
}
// Плагин приветствия
struct GreetPlugin;
impl Plugin for GreetPlugin {
fn execute(&self) -> String {
"Hello, world!".to_string()
}
}
// Плагин времени
struct TimePlugin;
impl Plugin for TimePlugin {
fn execute(&self) -> String {
let now = SystemTime::now()
.duration_since(SystemTime::UNIX_EPOCH)
.unwrap();
let seconds = now.as_secs();
let minutes = seconds / 60;
let hours = (minutes / 60) % 24;
let minutes = minutes % 60;
format!("Current time: {:02}:{:02}", hours, minutes)
}
}
fn main() {
// Создаем коллекцию плагинов
let plugins = Vec::<Box<dyn Plugin>>::with_capacity(2);
// Выполняем все плагины
for plugin in plugins {
println!("{}", plugin.execute());
}
// Дополнительный пример с динамическим добавлением
let mut dynamic_plugins: Vec<Box<dyn Plugin>> = Vec::new();
dynamic_plugins.push(Box::new(GreetPlugin));
dynamic_plugins.push(Box::new(TimePlugin));
println!("\nDynamic execution:");
for plugin in dynamic_plugins {
println!("{}", plugin.execute());
}
}