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Merge #2072

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2072: Upgrade Chalk (without using its dyn/impl Trait support) r=matklad a=flodiebold



Co-authored-by: Florian Diebold <flodiebold@gmail.com>
This commit is contained in:
bors[bot] 2019-10-26 14:01:02 +00:00 committed by GitHub
commit 37770a3adf
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4 changed files with 99 additions and 69 deletions
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Cargo.lock generated
View File

@ -126,9 +126,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
name = "chalk-engine"
version = "0.9.0"
source = "git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9#13303bb0067c6ed0572322080ae367ee38f9e7c9"
source = "git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae#1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae"
dependencies = [
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"rustc-hash 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
"stacker 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
]
@ -136,17 +136,17 @@ dependencies = [
[[package]]
name = "chalk-ir"
version = "0.1.0"
source = "git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9#13303bb0067c6ed0572322080ae367ee38f9e7c9"
source = "git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae#1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae"
dependencies = [
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"lalrpop-intern 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
]
[[package]]
name = "chalk-macros"
version = "0.1.1"
source = "git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9#13303bb0067c6ed0572322080ae367ee38f9e7c9"
source = "git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae#1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae"
dependencies = [
"lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
]
@ -154,22 +154,22 @@ dependencies = [
[[package]]
name = "chalk-rust-ir"
version = "0.1.0"
source = "git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9#13303bb0067c6ed0572322080ae367ee38f9e7c9"
source = "git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae#1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae"
dependencies = [
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
]
[[package]]
name = "chalk-solve"
version = "0.1.0"
source = "git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9#13303bb0067c6ed0572322080ae367ee38f9e7c9"
source = "git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae#1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae"
dependencies = [
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"ena 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
"itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
"petgraph 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)",
@ -979,9 +979,9 @@ name = "ra_hir"
version = "0.1.0"
dependencies = [
"arrayvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-solve 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)",
"chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"chalk-solve 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)",
"ena 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
"insta 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
"lalrpop-intern 0.15.1 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1794,11 +1794,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum cargo_metadata 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8d2d1617e838936c0d2323a65cc151e03ae19a7678dd24f72bccf27119b90a5d"
"checksum cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)" = "0213d356d3c4ea2c18c40b037c3be23cd639825c18f25ee670ac7813beeef99c"
"checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
"checksum chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)" = "<none>"
"checksum chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)" = "<none>"
"checksum chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)" = "<none>"
"checksum chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)" = "<none>"
"checksum chalk-solve 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=13303bb0067c6ed0572322080ae367ee38f9e7c9)" = "<none>"
"checksum chalk-engine 0.9.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)" = "<none>"
"checksum chalk-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)" = "<none>"
"checksum chalk-macros 0.1.1 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)" = "<none>"
"checksum chalk-rust-ir 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)" = "<none>"
"checksum chalk-solve 0.1.0 (git+https://github.com/rust-lang/chalk.git?rev=1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae)" = "<none>"
"checksum chrono 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e8493056968583b0193c1bb04d6f7684586f3726992d6c573261941a895dbd68"
"checksum clicolors-control 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "90082ee5dcdd64dc4e9e0d37fbf3ee325419e39c0092191e0393df65518f741e"
"checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"

6
crates/ra_hir/Cargo.toml
View File

@ -22,9 +22,9 @@ tt = { path = "../ra_tt", package = "ra_tt" }
test_utils = { path = "../test_utils" }
ra_prof = { path = "../ra_prof" }
chalk-solve = { git = "https://github.com/rust-lang/chalk.git", rev = "13303bb0067c6ed0572322080ae367ee38f9e7c9" }
chalk-rust-ir = { git = "https://github.com/rust-lang/chalk.git", rev = "13303bb0067c6ed0572322080ae367ee38f9e7c9" }
chalk-ir = { git = "https://github.com/rust-lang/chalk.git", rev = "13303bb0067c6ed0572322080ae367ee38f9e7c9" }
chalk-solve = { git = "https://github.com/rust-lang/chalk.git", rev = "1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae" }
chalk-rust-ir = { git = "https://github.com/rust-lang/chalk.git", rev = "1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae" }
chalk-ir = { git = "https://github.com/rust-lang/chalk.git", rev = "1e5c1929364dfbb7c0c7ac0956b8250abe7c2cae" }
lalrpop-intern = "0.15.1"
[dev-dependencies]

6
crates/ra_hir/src/ty/traits.rs
View File

@ -1,7 +1,7 @@
//! Trait solving using Chalk.
use std::sync::{Arc, Mutex};
use chalk_ir::cast::Cast;
use chalk_ir::{cast::Cast, family::ChalkIr};
use log::debug;
use ra_db::salsa;
use ra_prof::profile;
@ -33,7 +33,7 @@ impl TraitSolver {
fn solve(
&self,
db: &impl HirDatabase,
goal: &chalk_ir::UCanonical<chalk_ir::InEnvironment<chalk_ir::Goal>>,
goal: &chalk_ir::UCanonical<chalk_ir::InEnvironment<chalk_ir::Goal<ChalkIr>>>,
) -> Option<chalk_solve::Solution> {
let context = ChalkContext { db, krate: self.krate };
debug!("solve goal: {:?}", goal);
@ -196,7 +196,7 @@ pub(crate) fn trait_solve_query(
}
fn solution_from_chalk(db: &impl HirDatabase, solution: chalk_solve::Solution) -> Solution {
let convert_subst = |subst: chalk_ir::Canonical<chalk_ir::Substitution>| {
let convert_subst = |subst: chalk_ir::Canonical<chalk_ir::Substitution<ChalkIr>>| {
let value = subst
.value
.parameters

110
crates/ra_hir/src/ty/traits/chalk.rs
View File

@ -4,8 +4,8 @@ use std::sync::Arc;
use log::debug;
use chalk_ir::{
cast::Cast, Identifier, ImplId, Parameter, PlaceholderIndex, TypeId, TypeKindId, TypeName,
UniverseIndex,
cast::Cast, family::ChalkIr, Identifier, ImplId, Parameter, PlaceholderIndex, TypeId,
TypeKindId, TypeName, UniverseIndex,
};
use chalk_rust_ir::{AssociatedTyDatum, ImplDatum, StructDatum, TraitDatum};
@ -38,8 +38,8 @@ where
}
impl ToChalk for Ty {
type Chalk = chalk_ir::Ty;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::Ty {
type Chalk = chalk_ir::Ty<ChalkIr>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::Ty<ChalkIr> {
match self {
Ty::Apply(apply_ty) => {
let name = match apply_ty.ctor {
@ -62,21 +62,21 @@ impl ToChalk for Ty {
chalk_ir::ProjectionTy { associated_ty_id, parameters }.cast()
}
Ty::Param { idx, .. } => {
PlaceholderIndex { ui: UniverseIndex::ROOT, idx: idx as usize }.to_ty()
PlaceholderIndex { ui: UniverseIndex::ROOT, idx: idx as usize }.to_ty::<ChalkIr>()
}
Ty::Bound(idx) => chalk_ir::Ty::BoundVar(idx as usize),
Ty::Infer(_infer_ty) => panic!("uncanonicalized infer ty"),
// FIXME this is clearly incorrect, but probably not too incorrect
// and I'm not sure what to actually do with Ty::Unknown
// maybe an alternative would be `for<T> T`? (meaningless in rust, but expressible in chalk's Ty)
//
// FIXME also dyn and impl Trait are currently handled like Unknown because Chalk doesn't have them yet
// FIXME use Chalk's Dyn/Opaque once the bugs with that are fixed
Ty::Unknown | Ty::Dyn(_) | Ty::Opaque(_) => {
PlaceholderIndex { ui: UniverseIndex::ROOT, idx: usize::max_value() }.to_ty()
PlaceholderIndex { ui: UniverseIndex::ROOT, idx: usize::max_value() }
.to_ty::<ChalkIr>()
}
}
}
fn from_chalk(db: &impl HirDatabase, chalk: chalk_ir::Ty) -> Self {
fn from_chalk(db: &impl HirDatabase, chalk: chalk_ir::Ty<ChalkIr>) -> Self {
match chalk {
chalk_ir::Ty::Apply(apply_ty) => {
// FIXME this is kind of hacky due to the fact that
@ -108,18 +108,30 @@ impl ToChalk for Ty {
chalk_ir::Ty::ForAll(_) => unimplemented!(),
chalk_ir::Ty::BoundVar(idx) => Ty::Bound(idx as u32),
chalk_ir::Ty::InferenceVar(_iv) => Ty::Unknown,
chalk_ir::Ty::Dyn(where_clauses) => {
assert_eq!(where_clauses.binders.len(), 1);
let predicates =
where_clauses.value.into_iter().map(|c| from_chalk(db, c)).collect();
Ty::Dyn(predicates)
}
chalk_ir::Ty::Opaque(where_clauses) => {
assert_eq!(where_clauses.binders.len(), 1);
let predicates =
where_clauses.value.into_iter().map(|c| from_chalk(db, c)).collect();
Ty::Opaque(predicates)
}
}
}
}
impl ToChalk for Substs {
type Chalk = Vec<chalk_ir::Parameter>;
type Chalk = Vec<chalk_ir::Parameter<ChalkIr>>;
fn to_chalk(self, db: &impl HirDatabase) -> Vec<Parameter> {
fn to_chalk(self, db: &impl HirDatabase) -> Vec<Parameter<ChalkIr>> {
self.iter().map(|ty| ty.clone().to_chalk(db).cast()).collect()
}
fn from_chalk(db: &impl HirDatabase, parameters: Vec<chalk_ir::Parameter>) -> Substs {
fn from_chalk(db: &impl HirDatabase, parameters: Vec<chalk_ir::Parameter<ChalkIr>>) -> Substs {
let tys = parameters
.into_iter()
.map(|p| match p {
@ -132,15 +144,15 @@ impl ToChalk for Substs {
}
impl ToChalk for TraitRef {
type Chalk = chalk_ir::TraitRef;
type Chalk = chalk_ir::TraitRef<ChalkIr>;
fn to_chalk(self: TraitRef, db: &impl HirDatabase) -> chalk_ir::TraitRef {
fn to_chalk(self: TraitRef, db: &impl HirDatabase) -> chalk_ir::TraitRef<ChalkIr> {
let trait_id = self.trait_.to_chalk(db);
let parameters = self.substs.to_chalk(db);
chalk_ir::TraitRef { trait_id, parameters }
}
fn from_chalk(db: &impl HirDatabase, trait_ref: chalk_ir::TraitRef) -> Self {
fn from_chalk(db: &impl HirDatabase, trait_ref: chalk_ir::TraitRef<ChalkIr>) -> Self {
let trait_ = from_chalk(db, trait_ref.trait_id);
let substs = from_chalk(db, trait_ref.parameters);
TraitRef { trait_, substs }
@ -196,9 +208,9 @@ impl ToChalk for TypeAlias {
}
impl ToChalk for GenericPredicate {
type Chalk = chalk_ir::QuantifiedWhereClause;
type Chalk = chalk_ir::QuantifiedWhereClause<ChalkIr>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::QuantifiedWhereClause {
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::QuantifiedWhereClause<ChalkIr> {
match self {
GenericPredicate::Implemented(trait_ref) => {
make_binders(chalk_ir::WhereClause::Implemented(trait_ref.to_chalk(db)), 0)
@ -221,25 +233,40 @@ impl ToChalk for GenericPredicate {
}
fn from_chalk(
_db: &impl HirDatabase,
_where_clause: chalk_ir::QuantifiedWhereClause,
db: &impl HirDatabase,
where_clause: chalk_ir::QuantifiedWhereClause<ChalkIr>,
) -> GenericPredicate {
// This should never need to be called
unimplemented!()
match where_clause.value {
chalk_ir::WhereClause::Implemented(tr) => {
if tr.trait_id == UNKNOWN_TRAIT {
// FIXME we need an Error enum on the Chalk side to avoid this
return GenericPredicate::Error;
}
GenericPredicate::Implemented(from_chalk(db, tr))
}
chalk_ir::WhereClause::ProjectionEq(projection_eq) => {
let projection_ty = from_chalk(db, projection_eq.projection);
let ty = from_chalk(db, projection_eq.ty);
GenericPredicate::Projection(super::ProjectionPredicate { projection_ty, ty })
}
}
}
}
impl ToChalk for ProjectionTy {
type Chalk = chalk_ir::ProjectionTy;
type Chalk = chalk_ir::ProjectionTy<ChalkIr>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::ProjectionTy {
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::ProjectionTy<ChalkIr> {
chalk_ir::ProjectionTy {
associated_ty_id: self.associated_ty.to_chalk(db),
parameters: self.parameters.to_chalk(db),
}
}
fn from_chalk(db: &impl HirDatabase, projection_ty: chalk_ir::ProjectionTy) -> ProjectionTy {
fn from_chalk(
db: &impl HirDatabase,
projection_ty: chalk_ir::ProjectionTy<ChalkIr>,
) -> ProjectionTy {
ProjectionTy {
associated_ty: from_chalk(db, projection_ty.associated_ty_id),
parameters: from_chalk(db, projection_ty.parameters),
@ -248,31 +275,31 @@ impl ToChalk for ProjectionTy {
}
impl ToChalk for super::ProjectionPredicate {
type Chalk = chalk_ir::Normalize;
type Chalk = chalk_ir::Normalize<ChalkIr>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::Normalize {
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::Normalize<ChalkIr> {
chalk_ir::Normalize {
projection: self.projection_ty.to_chalk(db),
ty: self.ty.to_chalk(db),
}
}
fn from_chalk(_db: &impl HirDatabase, _normalize: chalk_ir::Normalize) -> Self {
fn from_chalk(_db: &impl HirDatabase, _normalize: chalk_ir::Normalize<ChalkIr>) -> Self {
unimplemented!()
}
}
impl ToChalk for Obligation {
type Chalk = chalk_ir::DomainGoal;
type Chalk = chalk_ir::DomainGoal<ChalkIr>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::DomainGoal {
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::DomainGoal<ChalkIr> {
match self {
Obligation::Trait(tr) => tr.to_chalk(db).cast(),
Obligation::Projection(pr) => pr.to_chalk(db).cast(),
}
}
fn from_chalk(_db: &impl HirDatabase, _goal: chalk_ir::DomainGoal) -> Self {
fn from_chalk(_db: &impl HirDatabase, _goal: chalk_ir::DomainGoal<ChalkIr>) -> Self {
unimplemented!()
}
}
@ -296,16 +323,16 @@ where
}
impl ToChalk for Arc<super::TraitEnvironment> {
type Chalk = Arc<chalk_ir::Environment>;
type Chalk = Arc<chalk_ir::Environment<ChalkIr>>;
fn to_chalk(self, db: &impl HirDatabase) -> Arc<chalk_ir::Environment> {
fn to_chalk(self, db: &impl HirDatabase) -> Arc<chalk_ir::Environment<ChalkIr>> {
let mut clauses = Vec::new();
for pred in &self.predicates {
if pred.is_error() {
// for env, we just ignore errors
continue;
}
let program_clause: chalk_ir::ProgramClause = pred.clone().to_chalk(db).cast();
let program_clause: chalk_ir::ProgramClause<ChalkIr> = pred.clone().to_chalk(db).cast();
clauses.push(program_clause.into_from_env_clause());
}
chalk_ir::Environment::new().add_clauses(clauses)
@ -313,13 +340,16 @@ impl ToChalk for Arc<super::TraitEnvironment> {
fn from_chalk(
_db: &impl HirDatabase,
_env: Arc<chalk_ir::Environment>,
_env: Arc<chalk_ir::Environment<ChalkIr>>,
) -> Arc<super::TraitEnvironment> {
unimplemented!()
}
}
impl<T: ToChalk> ToChalk for super::InEnvironment<T> {
impl<T: ToChalk> ToChalk for super::InEnvironment<T>
where
T::Chalk: chalk_ir::family::HasTypeFamily<TypeFamily = ChalkIr>,
{
type Chalk = chalk_ir::InEnvironment<T::Chalk>;
fn to_chalk(self, db: &impl HirDatabase) -> chalk_ir::InEnvironment<T::Chalk> {
@ -351,7 +381,7 @@ fn convert_where_clauses(
db: &impl HirDatabase,
def: GenericDef,
substs: &Substs,
) -> Vec<chalk_ir::QuantifiedWhereClause> {
) -> Vec<chalk_ir::QuantifiedWhereClause<ChalkIr>> {
let generic_predicates = db.generic_predicates(def);
let mut result = Vec::with_capacity(generic_predicates.len());
for pred in generic_predicates.iter() {
@ -384,7 +414,7 @@ where
fn impls_for_trait(
&self,
trait_id: chalk_ir::TraitId,
parameters: &[Parameter],
parameters: &[Parameter<ChalkIr>],
) -> Vec<ImplId> {
debug!("impls_for_trait {:?}", trait_id);
if trait_id == UNKNOWN_TRAIT {
@ -430,13 +460,13 @@ where
}
fn split_projection<'p>(
&self,
projection: &'p chalk_ir::ProjectionTy,
) -> (Arc<AssociatedTyDatum>, &'p [Parameter], &'p [Parameter]) {
projection: &'p chalk_ir::ProjectionTy<ChalkIr>,
) -> (Arc<AssociatedTyDatum>, &'p [Parameter<ChalkIr>], &'p [Parameter<ChalkIr>]) {
debug!("split_projection {:?}", projection);
// we don't support GATs, so I think this should always be correct currently
(self.db.associated_ty_data(projection.associated_ty_id), &projection.parameters, &[])
}
fn custom_clauses(&self) -> Vec<chalk_ir::ProgramClause> {
fn custom_clauses(&self) -> Vec<chalk_ir::ProgramClause<ChalkIr>> {
vec![]
}
fn local_impls_to_coherence_check(