Rollup of 8 pull requests

Cargo.lock

@@ -3101,7 +3101,6 @@ name = "racer"
 version = "2.2.2"
 dependencies = [
  "bitflags",
- "clap 2.34.0",
  "derive_more",
  "env_logger 0.7.1",
  "humantime 2.0.1",
@@ -3325,7 +3324,7 @@ dependencies = [
  "difference",
  "env_logger 0.9.0",
  "futures 0.3.19",
- "heck 0.3.1",
+ "heck 0.4.0",
  "home",
  "itertools",
  "jsonrpc-core",

compiler/rustc_borrowck/src/borrowck_errors.rs

@@ -31,22 +31,6 @@ impl<'cx, 'tcx> crate::MirBorrowckCtxt<'cx, 'tcx> {
         err
     }
 
-    pub(crate) fn cannot_act_on_uninitialized_variable(
-        &self,
-        span: Span,
-        verb: &str,
-        desc: &str,
-    ) -> DiagnosticBuilder<'cx, ErrorGuaranteed> {
-        struct_span_err!(
-            self,
-            span,
-            E0381,
-            "{} of possibly-uninitialized variable: `{}`",
-            verb,
-            desc,
-        )
-    }
-
     pub(crate) fn cannot_mutably_borrow_multiply(
         &self,
         new_loan_span: Span,
@@ -173,8 +157,7 @@ impl<'cx, 'tcx> crate::MirBorrowckCtxt<'cx, 'tcx> {
             self,
             new_loan_span,
             E0501,
-            "cannot borrow {}{} as {} because previous closure \
-             requires unique access",
+            "cannot borrow {}{} as {} because previous closure requires unique access",
             desc_new,
             opt_via,
             kind_new,
@@ -451,9 +434,8 @@ impl<'cx, 'tcx> crate::MirBorrowckCtxt<'cx, 'tcx> {
             self,
             closure_span,
             E0373,
-            "{} may outlive the current function, \
-             but it borrows {}, \
-             which is owned by the current function",
+            "{} may outlive the current function, but it borrows {}, which is owned by the current \
+             function",
             closure_kind,
             borrowed_path,
         );
@@ -476,7 +458,7 @@ impl<'cx, 'tcx> crate::MirBorrowckCtxt<'cx, 'tcx> {
         struct_span_err!(self, span, E0716, "temporary value dropped while borrowed",)
     }
 
-    fn struct_span_err_with_code<S: Into<MultiSpan>>(
+    pub(crate) fn struct_span_err_with_code<S: Into<MultiSpan>>(
         &self,
         sp: S,
         msg: &str,