From ea265aad64366340fa7986f7f93488300631168c Mon Sep 17 00:00:00 2001
From: Florian Diebold <florian.diebold@freiheit.com>
Date: Fri, 22 May 2020 18:05:48 +0200
Subject: Provide missing Chalk debug methods

---
 crates/ra_hir_ty/src/traits/chalk/interner.rs | 53 ++++++++++++++++++++++++
 crates/ra_hir_ty/src/traits/chalk/tls.rs      | 59 +++++++++++++++++++++++++++
 2 files changed, 112 insertions(+)

(limited to 'crates')

diff --git a/crates/ra_hir_ty/src/traits/chalk/interner.rs b/crates/ra_hir_ty/src/traits/chalk/interner.rs
index d98e5cb2d..060372819 100644
--- a/crates/ra_hir_ty/src/traits/chalk/interner.rs
+++ b/crates/ra_hir_ty/src/traits/chalk/interner.rs
@@ -138,6 +138,59 @@ impl chalk_ir::interner::Interner for Interner {
         })
     }
 
+    fn debug_fn_def_id(
+        fn_def_id: chalk_ir::FnDefId<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_fn_def_id(fn_def_id, fmt)))
+    }
+    fn debug_const(
+        constant: &chalk_ir::Const<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_const(constant, fmt)))
+    }
+    fn debug_variable_kinds(
+        variable_kinds: &chalk_ir::VariableKinds<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_variable_kinds(variable_kinds, fmt)))
+    }
+    fn debug_variable_kinds_with_angles(
+        variable_kinds: &chalk_ir::VariableKinds<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| {
+            Some(prog?.debug_variable_kinds_with_angles(variable_kinds, fmt))
+        })
+    }
+    fn debug_canonical_var_kinds(
+        canonical_var_kinds: &chalk_ir::CanonicalVarKinds<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| {
+            Some(prog?.debug_canonical_var_kinds(canonical_var_kinds, fmt))
+        })
+    }
+    fn debug_program_clause(
+        clause: &chalk_ir::ProgramClause<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_program_clause(clause, fmt)))
+    }
+    fn debug_program_clauses(
+        clauses: &chalk_ir::ProgramClauses<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_program_clauses(clauses, fmt)))
+    }
+    fn debug_quantified_where_clauses(
+        clauses: &chalk_ir::QuantifiedWhereClauses<Self>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Option<fmt::Result> {
+        tls::with_current_program(|prog| Some(prog?.debug_quantified_where_clauses(clauses, fmt)))
+    }
+
     fn intern_ty(&self, ty: chalk_ir::TyData<Self>) -> Box<chalk_ir::TyData<Self>> {
         Box::new(ty)
     }
diff --git a/crates/ra_hir_ty/src/traits/chalk/tls.rs b/crates/ra_hir_ty/src/traits/chalk/tls.rs
index 5dfd8e3ec..ebf402a07 100644
--- a/crates/ra_hir_ty/src/traits/chalk/tls.rs
+++ b/crates/ra_hir_ty/src/traits/chalk/tls.rs
@@ -244,6 +244,65 @@ impl DebugContext<'_> {
     ) -> Result<(), fmt::Error> {
         write!(fmt, "{:?}", separator_trait_ref.debug(&Interner))
     }
+
+    pub fn debug_fn_def_id(
+        &self,
+        _fn_def_id: chalk_ir::FnDefId<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> Result<(), fmt::Error> {
+        write!(fmt, "fn")
+    }
+
+    pub fn debug_const(
+        &self,
+        _constant: &chalk_ir::Const<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "const")
+    }
+
+    pub fn debug_variable_kinds(
+        &self,
+        variable_kinds: &chalk_ir::VariableKinds<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", variable_kinds.as_slice(&Interner))
+    }
+    pub fn debug_variable_kinds_with_angles(
+        &self,
+        variable_kinds: &chalk_ir::VariableKinds<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", variable_kinds.inner_debug(&Interner))
+    }
+    pub fn debug_canonical_var_kinds(
+        &self,
+        canonical_var_kinds: &chalk_ir::CanonicalVarKinds<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", canonical_var_kinds.as_slice(&Interner))
+    }
+    pub fn debug_program_clause(
+        &self,
+        clause: &chalk_ir::ProgramClause<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", clause.data(&Interner))
+    }
+    pub fn debug_program_clauses(
+        &self,
+        clauses: &chalk_ir::ProgramClauses<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", clauses.as_slice(&Interner))
+    }
+    pub fn debug_quantified_where_clauses(
+        &self,
+        clauses: &chalk_ir::QuantifiedWhereClauses<Interner>,
+        fmt: &mut fmt::Formatter<'_>,
+    ) -> fmt::Result {
+        write!(fmt, "{:?}", clauses.as_slice(&Interner))
+    }
 }
 
 mod unsafe_tls {
-- 
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