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use crate::common::errors::*;
use crate::common::score::Result;
use crate::common::source::Spanned;
use crate::common::{SessionContext, Verbosity};
use crate::arenas::Alloc;
use crate::hir::Arenas2;
use crate::scope2::{Def2, ScopeContext, ScopeData};
use crate::score::ResolvableName;
#[derive(Copy, Clone)]
pub struct AllocContext<'t> {
pub sess: &'t SessionContext,
pub arenas: &'t Arenas2<'t>,
pub scope: &'t ScopeData<'t>,
}
impl<'t> AllocContext<'t> {
pub fn create_subscope(&self) -> AllocContext<'t> {
AllocContext {
scope: self.arenas.alloc(ScopeData::new(self.scope)),
..*self
}
}
pub fn scope(&self) -> &'t ScopeData<'t> {
self.scope
}
}
impl<'a, 't, T: 't> Alloc<'a, 't, T> for AllocContext<'t>
where
Arenas2<'t>: Alloc<'t, 't, T>,
{
fn alloc(&'a self, value: T) -> &'t mut T {
self.arenas.alloc(value)
}
}
impl<'t> ScopeContext<'t> for AllocContext<'t> {
fn define(&self, name: Spanned<ResolvableName>, def: Def2<'t>) -> Result<()> {
self.scope.define(name, def, self.sess)
}
fn import_def(&self, name: ResolvableName, def: Spanned<Def2<'t>>) -> Result<()> {
self.scope.import_def(name, def)
}
fn import_scope(&self, scope: &'t ScopeData<'t>) -> Result<()> {
self.scope.import_scope(scope)
}
fn resolve(&self, name: ResolvableName, recur: bool) -> Vec<Spanned<Def2<'t>>> {
self.scope.resolve(name, recur)
}
}
impl<'t> DiagEmitter for AllocContext<'t> {
fn emit(&self, diag: DiagBuilder2) {
self.sess.emit(diag)
}
}
impl<'t> SessionContext for AllocContext<'t> {
fn has_verbosity(&self, verb: Verbosity) -> bool {
self.sess.has_verbosity(verb)
}
}