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errors: IntoDiagnosticArg for io::Error/paths

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Add impls of `IntoDiagnosticArg` for `std::io::Error`, `std::path::Path`
and `std::path::PathBuf`.

Signed-off-by: David Wood <david.wood@huawei.com>
This commit is contained in:
David Wood 2022-08-19 14:45:54 +01:00 • committed by Wonchul Lee
parent 9b95eef6ea
commit c18503f3ff
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GPG key ID: C3C0E5D6CE87126A
1 changed files with 14 additions and 0 deletions
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14
compiler/rustc_errors/src/diagnostic.rs
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@ -13,6 +13,7 @@ use rustc_span::{edition::Edition, Span, DUMMY_SP};
use std::borrow::Cow;
use std::fmt;
use std::hash::{Hash, Hasher};
use std::path::{Path, PathBuf};
/// Error type for `Diagnostic`'s `suggestions` field, indicating that
/// `.disable_suggestions()` was called on the `Diagnostic`.
@ -83,6 +84,7 @@ into_diagnostic_arg_using_display!(
u64,
i128,
u128,
std::io::Error,
std::num::NonZeroU32,
hir::Target,
Edition,
@ -124,6 +126,18 @@ impl IntoDiagnosticArg for String {
}
}
impl<'a> IntoDiagnosticArg for &'a Path {
fn into_diagnostic_arg(self) -> DiagnosticArgValue<'static> {
DiagnosticArgValue::Str(Cow::Owned(self.display().to_string()))
}
}
impl IntoDiagnosticArg for PathBuf {
fn into_diagnostic_arg(self) -> DiagnosticArgValue<'static> {
DiagnosticArgValue::Str(Cow::Owned(self.display().to_string()))
}
}
impl IntoDiagnosticArg for usize {
fn into_diagnostic_arg(self) -> DiagnosticArgValue<'static> {
DiagnosticArgValue::Number(self)