let partial = moved_lp.depth() > lp.depth();
let msg = if !has_fork && partial { "partially " }
else if has_fork && !has_common { "collaterally "}
- else { "" };
- let mut err = struct_span_err!(
- self.tcx.sess, use_span, E0382,
- "{} of {}moved value: `{}`",
- verb, msg, nl);
+ else { "" };
+ let mut err = self.cannot_act_on_moved_value(use_span,
+ verb,
+ msg,
+ &format!("{}", nl));
let need_note = match lp.ty.sty {
ty::TypeVariants::TyClosure(id, _) => {
let node_id = self.tcx.hir.as_local_node_id(id).unwrap();
&self,
span: Span,
lp: &LoanPath<'tcx>) {
- span_err!(
- self.tcx.sess, span, E0383,
- "partial reinitialization of uninitialized structure `{}`",
- self.loan_path_to_string(lp));
+ self.cannot_partially_reinit_an_uninit_struct(span, &self.loan_path_to_string(lp))
+ .emit();
}
pub fn report_reassigned_immutable_variable(&self,
self.cannot_assign(error_span, &descr, Origin::Ast)
}
BorrowViolation(euv::ClosureCapture(_)) => {
- struct_span_err!(self.tcx.sess, error_span, E0595,
- "closure cannot assign to {}", descr)
+ self.closure_cannot_assign_to_borrowed(error_span, &descr)
}
BorrowViolation(euv::OverloadedOperator) |
BorrowViolation(euv::AddrOf) |
BorrowViolation(euv::AutoUnsafe) |
BorrowViolation(euv::ForLoop) |
BorrowViolation(euv::MatchDiscriminant) => {
- struct_span_err!(self.tcx.sess, error_span, E0596,
- "cannot borrow {} as mutable", descr)
+ self.cannot_borrow_path_as_mutable(error_span, &descr)
}
BorrowViolation(euv::ClosureInvocation) => {
span_bug!(err.span,
if let Some((yield_span, _)) = maybe_borrow_across_yield {
debug!("err_out_of_scope: opt_yield_span = {:?}", yield_span);
- struct_span_err!(self.tcx.sess,
- error_span,
- E0626,
- "borrow may still be in use when generator yields")
- .span_label(yield_span, "possible yield occurs here")
+ self.cannot_borrow_across_generator_yield(error_span, yield_span)
.emit();
return;
}
- let mut db = struct_span_err!(self.tcx.sess,
- error_span,
- E0597,
- "{} does not live long enough",
- msg);
-
+ let mut db = self.path_does_not_live_long_enough(error_span, &msg);
let (value_kind, value_msg) = match err.cmt.cat {
mc::Categorization::Rvalue(..) =>
("temporary value", "temporary value created here"),
}
err_borrowed_pointer_too_short(loan_scope, ptr_scope) => {
let descr = self.cmt_to_path_or_string(&err.cmt);
- let mut db = struct_span_err!(self.tcx.sess, error_span, E0598,
- "lifetime of {} is too short to guarantee \
- its contents can be safely reborrowed",
- descr);
-
+ let mut db = self.lifetime_too_short_for_reborrow(error_span, &descr);
let descr = match opt_loan_path(&err.cmt) {
Some(lp) => {
format!("`{}`", self.loan_path_to_string(&lp))
let blame = cmt.immutability_blame();
let mut err = match blame {
Some(ImmutabilityBlame::ClosureEnv(id)) => {
- let mut err = struct_span_err!(
- self.tcx.sess, span, E0387,
- "{} in a captured outer variable in an `Fn` closure", prefix);
-
// FIXME: the distinction between these 2 messages looks wrong.
- let help = if let BorrowViolation(euv::ClosureCapture(_)) = kind {
+ let help_msg = if let BorrowViolation(euv::ClosureCapture(_)) = kind {
// The aliasability violation with closure captures can
// happen for nested closures, so we know the enclosing
// closure incorrectly accepts an `Fn` while it needs to
"consider changing this closure to take self by mutable reference"
};
let node_id = self.tcx.hir.def_index_to_node_id(id);
- err.span_help(self.tcx.hir.span(node_id), help);
- err
+ let help_span = self.tcx.hir.span(node_id);
+ self.cannot_act_on_capture_in_sharable_fn(span, prefix, (help_span, help_msg))
}
_ => {
- let mut err = struct_span_err!(
- self.tcx.sess, span, E0389,
- "{} in a `&` reference", prefix);
- err.span_label(span, "assignment into an immutable reference");
- err
+ self.cannot_assign_into_immutable_reference(span, prefix)
}
};
self.note_immutability_blame(&mut err, blame);
Err(_) => format!("move |<args>| <body>")
};
- struct_span_err!(self.tcx.sess, err.span, E0373,
- "closure may outlive the current function, \
- but it borrows {}, \
- which is owned by the current function",
- cmt_path_or_string)
- .span_label(capture_span,
- format!("{} is borrowed here",
- cmt_path_or_string))
- .span_label(err.span,
- format!("may outlive borrowed value {}",
- cmt_path_or_string))
+ self.cannot_capture_in_long_lived_closure(err.span,
+ &cmt_path_or_string,
+ capture_span)
.span_suggestion(err.span,
&format!("to force the closure to take ownership of {} \
(and any other referenced variables), \