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re-enable chalk

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Aleksey Kladov 2019-05-21 20:57:36 +03:00
parent 26463f189f
commit ed943adb29
1 changed files with 16 additions and 17 deletions
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33
crates/ra_hir/src/ty/traits.rs
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@ -78,24 +78,23 @@ pub enum Obligation {
/// Check using Chalk whether trait is implemented for given parameters including `Self` type. /// Check using Chalk whether trait is implemented for given parameters including `Self` type.
pub(crate) fn implements_query( pub(crate) fn implements_query(
_db: &impl HirDatabase, db: &impl HirDatabase,
_krate: Crate, krate: Crate,
_trait_ref: Canonical<TraitRef>, trait_ref: Canonical<TraitRef>,
) -> Option<Solution> { ) -> Option<Solution> {
return None; let _p = profile("implements_query");
// let _p = profile("implements_query"); let goal: chalk_ir::Goal = trait_ref.value.to_chalk(db).cast();
// let goal: chalk_ir::Goal = trait_ref.value.to_chalk(db).cast(); debug!("goal: {:?}", goal);
// debug!("goal: {:?}", goal); let env = chalk_ir::Environment::new();
// let env = chalk_ir::Environment::new(); let in_env = chalk_ir::InEnvironment::new(&env, goal);
// let in_env = chalk_ir::InEnvironment::new(&env, goal); let parameter = chalk_ir::ParameterKind::Ty(chalk_ir::UniverseIndex::ROOT);
// let parameter = chalk_ir::ParameterKind::Ty(chalk_ir::UniverseIndex::ROOT); let canonical =
// let canonical = chalk_ir::Canonical { value: in_env, binders: vec![parameter; trait_ref.num_vars] };
// chalk_ir::Canonical { value: in_env, binders: vec![parameter; trait_ref.num_vars] }; // We currently don't deal with universes (I think / hope they're not yet
// // We currently don't deal with universes (I think / hope they're not yet // relevant for our use cases?)
// // relevant for our use cases?) let u_canonical = chalk_ir::UCanonical { canonical, universes: 1 };
// let u_canonical = chalk_ir::UCanonical { canonical, universes: 1 }; let solution = solve(db, krate, &u_canonical);
// let solution = solve(db, krate, &u_canonical); solution.map(|solution| solution_from_chalk(db, solution))
// solution.map(|solution| solution_from_chalk(db, solution))
} }
fn solution_from_chalk(db: &impl HirDatabase, solution: chalk_solve::Solution) -> Solution { fn solution_from_chalk(db: &impl HirDatabase, solution: chalk_solve::Solution) -> Solution {