1 files changed, 114 insertions, 0 deletions
diff --git a/compiler/rustc_interface/src/errors.rs b/compiler/rustc_interface/src/errors.rs
new file mode 100644
index 00000000000..a9ab2720d89
--- /dev/null
+++ b/compiler/rustc_interface/src/errors.rs
@@ -0,0 +1,114 @@
+use rustc_macros::Diagnostic;
+use rustc_session::config::CrateType;
+use rustc_span::{Span, Symbol};
+use rustc_target::spec::TargetTriple;
+
+use std::io;
+use std::path::Path;
+
+#[derive(Diagnostic)]
+#[diag(interface_ferris_identifier)]
+pub struct FerrisIdentifier {
+    #[primary_span]
+    pub spans: Vec<Span>,
+    #[suggestion(code = "ferris", applicability = "maybe-incorrect")]
+    pub first_span: Span,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_emoji_identifier)]
+pub struct EmojiIdentifier {
+    #[primary_span]
+    pub spans: Vec<Span>,
+    pub ident: Symbol,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_mixed_bin_crate)]
+pub struct MixedBinCrate;
+
+#[derive(Diagnostic)]
+#[diag(interface_mixed_proc_macro_crate)]
+pub struct MixedProcMacroCrate;
+
+#[derive(Diagnostic)]
+#[diag(interface_error_writing_dependencies)]
+pub struct ErrorWritingDependencies<'a> {
+    pub path: &'a Path,
+    pub error: io::Error,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_input_file_would_be_overwritten)]
+pub struct InputFileWouldBeOverWritten<'a> {
+    pub path: &'a Path,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_generated_file_conflicts_with_directory)]
+pub struct GeneratedFileConflictsWithDirectory<'a> {
+    pub input_path: &'a Path,
+    pub dir_path: &'a Path,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_temps_dir_error)]
+pub struct TempsDirError;
+
+#[derive(Diagnostic)]
+#[diag(interface_out_dir_error)]
+pub struct OutDirError;
+
+#[derive(Diagnostic)]
+#[diag(interface_cant_emit_mir)]
+pub struct CantEmitMIR {
+    pub error: io::Error,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_rustc_error_fatal)]
+pub struct RustcErrorFatal {
+    #[primary_span]
+    pub span: Span,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_rustc_error_unexpected_annotation)]
+pub struct RustcErrorUnexpectedAnnotation {
+    #[primary_span]
+    pub span: Span,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_failed_writing_file)]
+pub struct FailedWritingFile<'a> {
+    pub path: &'a Path,
+    pub error: io::Error,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_proc_macro_crate_panic_abort)]
+pub struct ProcMacroCratePanicAbort;
+
+#[derive(Diagnostic)]
+#[diag(interface_unsupported_crate_type_for_target)]
+pub struct UnsupportedCrateTypeForTarget<'a> {
+    pub crate_type: CrateType,
+    pub target_triple: &'a TargetTriple,
+}
+
+#[derive(Diagnostic)]
+#[diag(interface_multiple_output_types_adaption)]
+pub struct MultipleOutputTypesAdaption;
+
+#[derive(Diagnostic)]
+#[diag(interface_ignoring_extra_filename)]
+pub struct IgnoringExtraFilename;
+
+#[derive(Diagnostic)]
+#[diag(interface_ignoring_out_dir)]
+pub struct IgnoringOutDir;
+
+#[derive(Diagnostic)]
+#[diag(interface_multiple_output_types_to_stdout)]
+pub struct MultipleOutputTypesToStdout;