use std::fmt::Result;
use swc_common::Spanned;
pub trait Emit<T>
where
T: Spanned,
{
fn emit(&mut self, node: &T) -> Result;
}
impl<T, E> Emit<&'_ T> for E
where
E: Emit<T>,
T: Spanned,
{
#[allow(clippy::only_used_in_recursion)]
#[inline]
fn emit(&mut self, node: &&'_ T) -> Result {
self.emit(&**node)
}
}
impl<T, E> Emit<Box<T>> for E
where
E: Emit<T>,
T: Spanned,
{
#[inline]
fn emit(&mut self, node: &Box<T>) -> Result {
self.emit(&**node)
}
}
impl<T, E> Emit<Option<T>> for E
where
E: Emit<T>,
T: Spanned,
{
#[inline]
fn emit(&mut self, node: &Option<T>) -> Result {
match node {
Some(node) => self.emit(node),
None => Ok(()),
}
}
}