mirror of https://github.com/rust-lang/rust
128 lines
4.2 KiB
Rust
128 lines
4.2 KiB
Rust
//@ compile-flags: -Z unstable-options
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//@ ignore-stage1
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#![crate_type = "lib"]
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#![feature(rustc_attrs)]
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#![feature(rustc_private)]
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#![deny(rustc::untranslatable_diagnostic)]
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#![deny(rustc::diagnostic_outside_of_impl)]
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extern crate rustc_errors;
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extern crate rustc_fluent_macro;
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extern crate rustc_macros;
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extern crate rustc_session;
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extern crate rustc_span;
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use rustc_errors::{
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Diag, DiagCtxtHandle, DiagInner, DiagMessage, Diagnostic, EmissionGuarantee, Level,
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LintDiagnostic, SubdiagMessage, SubdiagMessageOp, Subdiagnostic,
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};
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use rustc_macros::{Diagnostic, Subdiagnostic};
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use rustc_span::Span;
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rustc_fluent_macro::fluent_messages! { "./diagnostics.ftl" }
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#[derive(Diagnostic)]
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#[diag(no_crate_example)]
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struct DeriveDiagnostic {
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#[primary_span]
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span: Span,
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}
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#[derive(Subdiagnostic)]
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#[note(no_crate_example)]
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struct Note {
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#[primary_span]
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span: Span,
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}
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pub struct UntranslatableInDiagnostic;
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impl<'a, G: EmissionGuarantee> Diagnostic<'a, G> for UntranslatableInDiagnostic {
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fn into_diag(self, dcx: DiagCtxtHandle<'a>, level: Level) -> Diag<'a, G> {
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Diag::new(dcx, level, "untranslatable diagnostic")
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//~^ ERROR diagnostics should be created using translatable messages
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}
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}
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pub struct TranslatableInDiagnostic;
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impl<'a, G: EmissionGuarantee> Diagnostic<'a, G> for TranslatableInDiagnostic {
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fn into_diag(self, dcx: DiagCtxtHandle<'a>, level: Level) -> Diag<'a, G> {
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Diag::new(dcx, level, crate::fluent_generated::no_crate_example)
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}
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}
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pub struct UntranslatableInAddtoDiag;
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impl Subdiagnostic for UntranslatableInAddtoDiag {
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fn add_to_diag_with<G: EmissionGuarantee, F: SubdiagMessageOp<G>>(
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self,
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diag: &mut Diag<'_, G>,
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f: &F,
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) {
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diag.note("untranslatable diagnostic");
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//~^ ERROR diagnostics should be created using translatable messages
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}
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}
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pub struct TranslatableInAddtoDiag;
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impl Subdiagnostic for TranslatableInAddtoDiag {
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fn add_to_diag_with<G: EmissionGuarantee, F: SubdiagMessageOp<G>>(
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self,
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diag: &mut Diag<'_, G>,
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f: &F,
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) {
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diag.note(crate::fluent_generated::no_crate_note);
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}
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}
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pub struct UntranslatableInLintDiagnostic;
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impl<'a> LintDiagnostic<'a, ()> for UntranslatableInLintDiagnostic {
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fn decorate_lint<'b>(self, diag: &'b mut Diag<'a, ()>) {
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diag.note("untranslatable diagnostic");
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//~^ ERROR diagnostics should be created using translatable messages
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}
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}
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pub struct TranslatableInLintDiagnostic;
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impl<'a> LintDiagnostic<'a, ()> for TranslatableInLintDiagnostic {
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fn decorate_lint<'b>(self, diag: &'b mut Diag<'a, ()>) {
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diag.note(crate::fluent_generated::no_crate_note);
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}
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}
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pub fn make_diagnostics<'a>(dcx: DiagCtxtHandle<'a>) {
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let _diag = dcx.struct_err(crate::fluent_generated::no_crate_example);
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//~^ ERROR diagnostics should only be created in `Diagnostic`/`Subdiagnostic`/`LintDiagnostic` impls
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let _diag = dcx.struct_err("untranslatable diagnostic");
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//~^ ERROR diagnostics should only be created in `Diagnostic`/`Subdiagnostic`/`LintDiagnostic` impls
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//~^^ ERROR diagnostics should be created using translatable messages
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}
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// Check that `rustc_lint_diagnostics`-annotated functions aren't themselves linted for
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// `diagnostic_outside_of_impl`.
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#[rustc_lint_diagnostics]
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pub fn skipped_because_of_annotation<'a>(dcx: DiagCtxtHandle<'a>) {
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#[allow(rustc::untranslatable_diagnostic)]
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let _diag = dcx.struct_err("untranslatable diagnostic"); // okay!
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}
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// Check that multiple translatable params are allowed in a single function (at one point they
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// weren't).
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fn f(_x: impl Into<DiagMessage>, _y: impl Into<SubdiagMessage>) {}
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fn g() {
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f(crate::fluent_generated::no_crate_example, crate::fluent_generated::no_crate_example);
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f("untranslatable diagnostic", crate::fluent_generated::no_crate_example);
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//~^ ERROR diagnostics should be created using translatable messages
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f(crate::fluent_generated::no_crate_example, "untranslatable diagnostic");
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//~^ ERROR diagnostics should be created using translatable messages
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f("untranslatable diagnostic", "untranslatable diagnostic");
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//~^ ERROR diagnostics should be created using translatable messages
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//~^^ ERROR diagnostics should be created using translatable messages
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}
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