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use hir::def_id::DefId;
use super::DepNode;
use super::thread::{DepGraphThreadData, DepMessage};
pub struct DepTask<'graph> {
data: &'graph DepGraphThreadData,
key: DepNode<DefId>,
}
impl<'graph> DepTask<'graph> {
pub fn new(data: &'graph DepGraphThreadData, key: DepNode<DefId>)
-> DepTask<'graph> {
data.enqueue(DepMessage::PushTask(key));
DepTask { data: data, key: key }
}
}
impl<'graph> Drop for DepTask<'graph> {
fn drop(&mut self) {
self.data.enqueue(DepMessage::PopTask(self.key));
}
}
pub struct IgnoreTask<'graph> {
data: &'graph DepGraphThreadData
}
impl<'graph> IgnoreTask<'graph> {
pub fn new(data: &'graph DepGraphThreadData) -> IgnoreTask<'graph> {
data.enqueue(DepMessage::PushIgnore);
IgnoreTask { data: data }
}
}
impl<'graph> Drop for IgnoreTask<'graph> {
fn drop(&mut self) {
self.data.enqueue(DepMessage::PopIgnore);
}
}