6 use rustc_errors::{error_code, ErrorGuaranteed, IntoDiagnostic};
7 use rustc_macros::Diagnostic;
8 use rustc_session::config;
9 use rustc_span::{sym, Span, Symbol};
10 use rustc_target::spec::{PanicStrategy, TargetTriple};
12 use crate::locator::CrateFlavor;
15 #[diag(metadata::rlib_required)]
16 pub struct RlibRequired {
17 pub crate_name: Symbol,
21 #[diag(metadata::lib_required)]
22 pub struct LibRequired<'a> {
23 pub crate_name: Symbol,
28 #[diag(metadata::crate_dep_multiple)]
30 pub struct CrateDepMultiple {
31 pub crate_name: Symbol,
35 #[diag(metadata::two_panic_runtimes)]
36 pub struct TwoPanicRuntimes {
37 pub prev_name: Symbol,
42 #[diag(metadata::bad_panic_strategy)]
43 pub struct BadPanicStrategy {
45 pub strategy: PanicStrategy,
49 #[diag(metadata::required_panic_strategy)]
50 pub struct RequiredPanicStrategy {
51 pub crate_name: Symbol,
52 pub found_strategy: PanicStrategy,
53 pub desired_strategy: PanicStrategy,
57 #[diag(metadata::incompatible_panic_in_drop_strategy)]
58 pub struct IncompatiblePanicInDropStrategy {
59 pub crate_name: Symbol,
60 pub found_strategy: PanicStrategy,
61 pub desired_strategy: PanicStrategy,
65 #[diag(metadata::multiple_names_in_link)]
66 pub struct MultipleNamesInLink {
72 #[diag(metadata::multiple_kinds_in_link)]
73 pub struct MultipleKindsInLink {
79 #[diag(metadata::link_name_form)]
80 pub struct LinkNameForm {
86 #[diag(metadata::link_kind_form)]
87 pub struct LinkKindForm {
93 #[diag(metadata::link_modifiers_form)]
94 pub struct LinkModifiersForm {
100 #[diag(metadata::link_cfg_form)]
101 pub struct LinkCfgForm {
106 #[derive(Diagnostic)]
107 #[diag(metadata::wasm_import_form)]
108 pub struct WasmImportForm {
113 #[derive(Diagnostic)]
114 #[diag(metadata::empty_link_name, code = "E0454")]
115 pub struct EmptyLinkName {
121 #[derive(Diagnostic)]
122 #[diag(metadata::link_framework_apple, code = "E0455")]
123 pub struct LinkFrameworkApple {
128 #[derive(Diagnostic)]
129 #[diag(metadata::framework_only_windows, code = "E0455")]
130 pub struct FrameworkOnlyWindows {
135 #[derive(Diagnostic)]
136 #[diag(metadata::unknown_link_kind, code = "E0458")]
137 pub struct UnknownLinkKind<'a> {
144 #[derive(Diagnostic)]
145 #[diag(metadata::multiple_link_modifiers)]
146 pub struct MultipleLinkModifiers {
151 #[derive(Diagnostic)]
152 #[diag(metadata::multiple_cfgs)]
153 pub struct MultipleCfgs {
158 #[derive(Diagnostic)]
159 #[diag(metadata::link_cfg_single_predicate)]
160 pub struct LinkCfgSinglePredicate {
165 #[derive(Diagnostic)]
166 #[diag(metadata::multiple_wasm_import)]
167 pub struct MultipleWasmImport {
172 #[derive(Diagnostic)]
173 #[diag(metadata::unexpected_link_arg)]
174 pub struct UnexpectedLinkArg {
179 #[derive(Diagnostic)]
180 #[diag(metadata::invalid_link_modifier)]
181 pub struct InvalidLinkModifier {
186 #[derive(Diagnostic)]
187 #[diag(metadata::multiple_modifiers)]
188 pub struct MultipleModifiers<'a> {
191 pub modifier: &'a str,
194 #[derive(Diagnostic)]
195 #[diag(metadata::bundle_needs_static)]
196 pub struct BundleNeedsStatic {
201 #[derive(Diagnostic)]
202 #[diag(metadata::whole_archive_needs_static)]
203 pub struct WholeArchiveNeedsStatic {
208 #[derive(Diagnostic)]
209 #[diag(metadata::as_needed_compatibility)]
210 pub struct AsNeededCompatibility {
215 #[derive(Diagnostic)]
216 #[diag(metadata::unknown_link_modifier)]
217 pub struct UnknownLinkModifier<'a> {
220 pub modifier: &'a str,
223 #[derive(Diagnostic)]
224 #[diag(metadata::incompatible_wasm_link)]
225 pub struct IncompatibleWasmLink {
230 #[derive(Diagnostic)]
231 #[diag(metadata::link_requires_name, code = "E0459")]
232 pub struct LinkRequiresName {
238 #[derive(Diagnostic)]
239 #[diag(metadata::raw_dylib_no_nul)]
240 pub struct RawDylibNoNul {
245 #[derive(Diagnostic)]
246 #[diag(metadata::link_ordinal_raw_dylib)]
247 pub struct LinkOrdinalRawDylib {
252 #[derive(Diagnostic)]
253 #[diag(metadata::lib_framework_apple)]
254 pub struct LibFrameworkApple;
256 #[derive(Diagnostic)]
257 #[diag(metadata::empty_renaming_target)]
258 pub struct EmptyRenamingTarget<'a> {
259 pub lib_name: &'a str,
262 #[derive(Diagnostic)]
263 #[diag(metadata::renaming_no_link)]
264 pub struct RenamingNoLink<'a> {
265 pub lib_name: &'a str,
268 #[derive(Diagnostic)]
269 #[diag(metadata::multiple_renamings)]
270 pub struct MultipleRenamings<'a> {
271 pub lib_name: &'a str,
274 #[derive(Diagnostic)]
275 #[diag(metadata::no_link_mod_override)]
276 pub struct NoLinkModOverride {
278 pub span: Option<Span>,
281 #[derive(Diagnostic)]
282 #[diag(metadata::unsupported_abi_i686)]
283 pub struct UnsupportedAbiI686 {
288 #[derive(Diagnostic)]
289 #[diag(metadata::unsupported_abi)]
290 pub struct UnsupportedAbi {
295 #[derive(Diagnostic)]
296 #[diag(metadata::fail_create_file_encoder)]
297 pub struct FailCreateFileEncoder {
301 #[derive(Diagnostic)]
302 #[diag(metadata::fail_seek_file)]
303 pub struct FailSeekFile {
307 #[derive(Diagnostic)]
308 #[diag(metadata::fail_write_file)]
309 pub struct FailWriteFile {
313 #[derive(Diagnostic)]
314 #[diag(metadata::crate_not_panic_runtime)]
315 pub struct CrateNotPanicRuntime {
316 pub crate_name: Symbol,
319 #[derive(Diagnostic)]
320 #[diag(metadata::no_panic_strategy)]
321 pub struct NoPanicStrategy {
322 pub crate_name: Symbol,
323 pub strategy: PanicStrategy,
326 #[derive(Diagnostic)]
327 #[diag(metadata::profiler_builtins_needs_core)]
328 pub struct ProfilerBuiltinsNeedsCore;
330 #[derive(Diagnostic)]
331 #[diag(metadata::not_profiler_runtime)]
332 pub struct NotProfilerRuntime {
333 pub crate_name: Symbol,
336 #[derive(Diagnostic)]
337 #[diag(metadata::no_multiple_global_alloc)]
338 pub struct NoMultipleGlobalAlloc {
342 #[label(metadata::prev_global_alloc)]
346 #[derive(Diagnostic)]
347 #[diag(metadata::conflicting_global_alloc)]
348 pub struct ConflictingGlobalAlloc {
349 pub crate_name: Symbol,
350 pub other_crate_name: Symbol,
353 #[derive(Diagnostic)]
354 #[diag(metadata::global_alloc_required)]
355 pub struct GlobalAllocRequired;
357 #[derive(Diagnostic)]
358 #[diag(metadata::no_transitive_needs_dep)]
359 pub struct NoTransitiveNeedsDep<'a> {
360 pub crate_name: Symbol,
361 pub needs_crate_name: &'a str,
362 pub deps_crate_name: Symbol,
365 #[derive(Diagnostic)]
366 #[diag(metadata::failed_write_error)]
367 pub struct FailedWriteError {
368 pub filename: PathBuf,
372 #[derive(Diagnostic)]
373 #[diag(metadata::missing_native_library)]
374 pub struct MissingNativeLibrary<'a> {
377 suggest_name: Option<SuggestLibraryName<'a>>,
380 impl<'a> MissingNativeLibrary<'a> {
381 pub fn new(libname: &'a str, verbatim: bool) -> Self {
382 // if it looks like the user has provided a complete filename rather just the bare lib name,
383 // then provide a note that they might want to try trimming the name
384 let suggested_name = if !verbatim {
385 if let Some(libname) = libname.strip_prefix("lib") && let Some(libname) = libname.strip_suffix(".a") {
386 // this is a unix style filename so trim prefix & suffix
388 } else if let Some(libname) = libname.strip_suffix(".lib") {
389 // this is a Windows style filename so just trim the suffix
400 suggest_name: suggested_name
401 .map(|suggested_name| SuggestLibraryName { suggested_name }),
406 #[derive(Subdiagnostic)]
407 #[help(metadata::only_provide_library_name)]
408 pub struct SuggestLibraryName<'a> {
409 suggested_name: &'a str,
412 #[derive(Diagnostic)]
413 #[diag(metadata::failed_create_tempdir)]
414 pub struct FailedCreateTempdir {
418 #[derive(Diagnostic)]
419 #[diag(metadata::failed_create_file)]
420 pub struct FailedCreateFile<'a> {
421 pub filename: &'a Path,
425 #[derive(Diagnostic)]
426 #[diag(metadata::failed_create_encoded_metadata)]
427 pub struct FailedCreateEncodedMetadata {
431 #[derive(Diagnostic)]
432 #[diag(metadata::non_ascii_name)]
433 pub struct NonAsciiName {
436 pub crate_name: Symbol,
439 #[derive(Diagnostic)]
440 #[diag(metadata::extern_location_not_exist)]
441 pub struct ExternLocationNotExist<'a> {
444 pub crate_name: Symbol,
445 pub location: &'a Path,
448 #[derive(Diagnostic)]
449 #[diag(metadata::extern_location_not_file)]
450 pub struct ExternLocationNotFile<'a> {
453 pub crate_name: Symbol,
454 pub location: &'a Path,
457 pub(crate) struct MultipleCandidates {
459 pub flavor: CrateFlavor,
460 pub crate_name: Symbol,
461 pub candidates: Vec<PathBuf>,
464 impl IntoDiagnostic<'_> for MultipleCandidates {
467 handler: &'_ rustc_errors::Handler,
468 ) -> rustc_errors::DiagnosticBuilder<'_, ErrorGuaranteed> {
469 let mut diag = handler.struct_err(rustc_errors::fluent::metadata::multiple_candidates);
470 diag.set_arg("crate_name", self.crate_name);
471 diag.set_arg("flavor", self.flavor);
472 diag.code(error_code!(E0465));
473 diag.set_span(self.span);
474 for (i, candidate) in self.candidates.iter().enumerate() {
475 diag.span_note(self.span, &format!("candidate #{}: {}", i + 1, candidate.display()));
481 #[derive(Diagnostic)]
482 #[diag(metadata::multiple_matching_crates, code = "E0464")]
484 pub struct MultipleMatchingCrates {
487 pub crate_name: Symbol,
488 pub candidates: String,
491 #[derive(Diagnostic)]
492 #[diag(metadata::symbol_conflicts_current, code = "E0519")]
493 pub struct SymbolConflictsCurrent {
496 pub crate_name: Symbol,
499 #[derive(Diagnostic)]
500 #[diag(metadata::symbol_conflicts_others, code = "E0523")]
501 pub struct SymbolConflictsOthers {
504 pub crate_name: Symbol,
507 #[derive(Diagnostic)]
508 #[diag(metadata::stable_crate_id_collision)]
509 pub struct StableCrateIdCollision {
512 pub crate_name0: Symbol,
513 pub crate_name1: Symbol,
516 #[derive(Diagnostic)]
517 #[diag(metadata::dl_error)]
524 #[derive(Diagnostic)]
525 #[diag(metadata::newer_crate_version, code = "E0460")]
527 #[note(metadata::found_crate_versions)]
528 pub struct NewerCrateVersion {
531 pub crate_name: Symbol,
532 pub add_info: String,
533 pub found_crates: String,
536 #[derive(Diagnostic)]
537 #[diag(metadata::no_crate_with_triple, code = "E0461")]
538 #[note(metadata::found_crate_versions)]
539 pub struct NoCrateWithTriple<'a> {
542 pub crate_name: Symbol,
543 pub locator_triple: &'a str,
544 pub add_info: String,
545 pub found_crates: String,
548 #[derive(Diagnostic)]
549 #[diag(metadata::found_staticlib, code = "E0462")]
550 #[note(metadata::found_crate_versions)]
552 pub struct FoundStaticlib {
555 pub crate_name: Symbol,
556 pub add_info: String,
557 pub found_crates: String,
560 #[derive(Diagnostic)]
561 #[diag(metadata::incompatible_rustc, code = "E0514")]
562 #[note(metadata::found_crate_versions)]
564 pub struct IncompatibleRustc {
567 pub crate_name: Symbol,
568 pub add_info: String,
569 pub found_crates: String,
570 pub rustc_version: String,
573 pub struct InvalidMetadataFiles {
575 pub crate_name: Symbol,
576 pub add_info: String,
577 pub crate_rejections: Vec<String>,
580 impl IntoDiagnostic<'_> for InvalidMetadataFiles {
583 handler: &'_ rustc_errors::Handler,
584 ) -> rustc_errors::DiagnosticBuilder<'_, ErrorGuaranteed> {
585 let mut diag = handler.struct_err(rustc_errors::fluent::metadata::invalid_meta_files);
586 diag.set_arg("crate_name", self.crate_name);
587 diag.set_arg("add_info", self.add_info);
588 diag.code(error_code!(E0786));
589 diag.set_span(self.span);
590 for crate_rejection in self.crate_rejections {
591 diag.note(crate_rejection);
597 pub struct CannotFindCrate {
599 pub crate_name: Symbol,
600 pub add_info: String,
601 pub missing_core: bool,
602 pub current_crate: String,
603 pub is_nightly_build: bool,
604 pub profiler_runtime: Symbol,
605 pub locator_triple: TargetTriple,
608 impl IntoDiagnostic<'_> for CannotFindCrate {
611 handler: &'_ rustc_errors::Handler,
612 ) -> rustc_errors::DiagnosticBuilder<'_, ErrorGuaranteed> {
613 let mut diag = handler.struct_err(rustc_errors::fluent::metadata::cannot_find_crate);
614 diag.set_arg("crate_name", self.crate_name);
615 diag.set_arg("current_crate", self.current_crate);
616 diag.set_arg("add_info", self.add_info);
617 diag.set_arg("locator_triple", self.locator_triple.triple());
618 diag.code(error_code!(E0463));
619 diag.set_span(self.span);
620 if (self.crate_name == sym::std || self.crate_name == sym::core)
621 && self.locator_triple != TargetTriple::from_triple(config::host_triple())
623 if self.missing_core {
624 diag.note(rustc_errors::fluent::metadata::target_not_installed);
626 diag.note(rustc_errors::fluent::metadata::target_no_std_support);
628 // NOTE: this suggests using rustup, even though the user may not have it installed.
629 // That's because they could choose to install it; or this may give them a hint which
630 // target they need to install from their distro.
631 if self.missing_core {
632 diag.help(rustc_errors::fluent::metadata::consider_downloading_target);
634 // Suggest using #![no_std]. #[no_core] is unstable and not really supported anyway.
635 // NOTE: this is a dummy span if `extern crate std` was injected by the compiler.
636 // If it's not a dummy, that means someone added `extern crate std` explicitly and
637 // `#![no_std]` won't help.
638 if !self.missing_core && self.span.is_dummy() {
639 diag.note(rustc_errors::fluent::metadata::std_required);
641 if self.is_nightly_build {
642 diag.help(rustc_errors::fluent::metadata::consider_building_std);
644 } else if self.crate_name == self.profiler_runtime {
645 diag.note(rustc_errors::fluent::metadata::compiler_missing_profiler);
646 } else if self.crate_name.as_str().starts_with("rustc_") {
647 diag.help(rustc_errors::fluent::metadata::install_missing_components);
649 diag.span_label(self.span, rustc_errors::fluent::metadata::cant_find_crate);
654 #[derive(Diagnostic)]
655 #[diag(metadata::no_dylib_plugin, code = "E0457")]
656 pub struct NoDylibPlugin {
659 pub crate_name: Symbol,
662 #[derive(Diagnostic)]
663 #[diag(metadata::crate_location_unknown_type)]
664 pub struct CrateLocationUnknownType<'a> {
670 #[derive(Diagnostic)]
671 #[diag(metadata::lib_filename_form)]
672 pub struct LibFilenameForm<'a> {
675 pub dll_prefix: &'a str,
676 pub dll_suffix: &'a str,
679 #[derive(Diagnostic)]
680 #[diag(metadata::multiple_import_name_type)]
681 pub struct MultipleImportNameType {
686 #[derive(Diagnostic)]
687 #[diag(metadata::import_name_type_form)]
688 pub struct ImportNameTypeForm {
693 #[derive(Diagnostic)]
694 #[diag(metadata::import_name_type_x86)]
695 pub struct ImportNameTypeX86 {
700 #[derive(Diagnostic)]
701 #[diag(metadata::unknown_import_name_type)]
702 pub struct UnknownImportNameType<'a> {
705 pub import_name_type: &'a str,
708 #[derive(Diagnostic)]
709 #[diag(metadata::import_name_type_raw)]
710 pub struct ImportNameTypeRaw {