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use crate::events::IbcEvent;
use crate::prelude::*;
use core::marker::PhantomData;
pub type HandlerResult<T, E> = Result<HandlerOutput<T>, E>;
#[derive(Clone, Debug)]
pub struct HandlerOutput<T, Event = IbcEvent> {
pub result: T,
pub log: Vec<String>,
pub events: Vec<Event>,
}
impl<T> HandlerOutput<T> {
pub fn builder() -> HandlerOutputBuilder<T> {
HandlerOutputBuilder::new()
}
}
#[derive(Clone, Debug, Default)]
pub struct HandlerOutputBuilder<T> {
log: Vec<String>,
events: Vec<IbcEvent>,
marker: PhantomData<T>,
}
impl<T> HandlerOutputBuilder<T> {
pub fn new() -> Self {
Self {
log: Vec::new(),
events: Vec::new(),
marker: PhantomData,
}
}
pub fn with_log(mut self, log: impl Into<Vec<String>>) -> Self {
self.log.append(&mut log.into());
self
}
pub fn log(&mut self, log: impl Into<String>) {
self.log.push(log.into());
}
pub fn with_events(mut self, mut events: Vec<IbcEvent>) -> Self {
self.events.append(&mut events);
self
}
pub fn emit(&mut self, event: IbcEvent) {
self.events.push(event);
}
pub fn with_result(self, result: T) -> HandlerOutput<T> {
HandlerOutput {
result,
log: self.log,
events: self.events,
}
}
pub fn merge(&mut self, other: HandlerOutput<()>) {
let HandlerOutput {
mut log,
mut events,
..
} = other;
self.log.append(&mut log);
self.events.append(&mut events);
}
}