borrowck => "../locales/en-US/borrowck.ftl",
builtin_macros => "../locales/en-US/builtin_macros.ftl",
const_eval => "../locales/en-US/const_eval.ftl",
+ codegen_gcc => "../locales/en-US/codegen_gcc.ftl",
driver => "../locales/en-US/driver.ftl",
expand => "../locales/en-US/expand.ftl",
session => "../locales/en-US/session.ftl",
}
}
+/// A workaround for "good path" ICEs when formatting types in disables lints.
+///
+/// Delays formatting until `.into(): DiagnosticMessage` is used.
+pub struct DelayDm<F>(pub F);
+
+impl<F: FnOnce() -> String> From<DelayDm<F>> for DiagnosticMessage {
+ fn from(DelayDm(f): DelayDm<F>) -> Self {
+ DiagnosticMessage::from(f())
+ }
+}
+
/// Translating *into* a subdiagnostic message from a diagnostic message is a little strange - but
/// the subdiagnostic functions (e.g. `span_label`) take a `SubdiagnosticMessage` and the
/// subdiagnostic derive refers to typed identifiers that are `DiagnosticMessage`s, so need to be