use crate::error::Result;
use crate::runtime::Renderable;
use super::Language;
use super::TagTokenIter;
pub trait TagReflection {
fn tag(&self) -> &str;
fn description(&self) -> &str;
fn example(&self) -> Option<&str> {
None
}
fn spec(&self) -> Option<&str> {
None
}
}
pub trait ParseTag: Send + Sync + ParseTagClone {
fn parse(&self, arguments: TagTokenIter, options: &Language) -> Result<Box<dyn Renderable>>;
fn reflection(&self) -> &dyn TagReflection;
}
pub trait ParseTagClone {
fn clone_box(&self) -> Box<dyn ParseTag>;
}
impl<T> ParseTagClone for T
where
T: 'static + ParseTag + Clone,
{
fn clone_box(&self) -> Box<dyn ParseTag> {
Box::new(self.clone())
}
}
impl Clone for Box<dyn ParseTag> {
fn clone(&self) -> Box<dyn ParseTag> {
self.clone_box()
}
}
impl<T> From<T> for Box<dyn ParseTag>
where
T: 'static + ParseTag,
{
fn from(filter: T) -> Self {
Box::new(filter)
}
}